Chapter 1 1_Super Senses Page 1
CHAPTER 1
Super Senses
1- Multiple Choice Questions (MCQs).
(i) Which animals can see things only in black and white?
(a) Birds c (b) Bats c
(c) Rats c (d) Snakes c
(ii) Which of the following animals does not warn other animals of danger?
(a) Birds c (b) Langurs c
(c) Bats c (d) Dolphins c
(iii) Which animals are not seen in winters?
(a) Birds c (b) Langurs c
(c) Lizards c (d) All of them c
(iv) Where is Jim Corbett National Park? c
(a) Delhi c (b) Jharkhand
(c) Uttar Pradesh c (d) Uttarakhand c
(v) Where is Ghana National Park?
(a) Delhi c (b) Haryana c
(c) Rajasthan c (d) Uttarakhand c
2- Write 'T' for True and 'F' for False statements.
(i) Most of the birds can move their eyes. c
(ii) Animals can see more coloures than humans can. c
(iii) Dogs know if another dog has come into their area by movement. c
(iv) Sloths live for about 20 years. c
(v) Animals that are awake at night can see things only in black and white. c
Page 2 1_Super Senses Chapter 1
(vi) A tiger roar can be heard upto 6 km away. c
(vii) A mosquito finds us by our smell and heat of our body. c
(viii) A snake can hear vibrations on the ground. c
(ix) Hunting is allowed in National Parks. c
(x) Animals sense the approaching danger and behave in a strange manner. c
3- Fill in the blanks with appropriate words given in the box.
silkworm, criminals, hunters, sloths, langur, food, smell, mosquitoes, 4, 6,
poachers, language, National parks, external, Animals, faintest
(i) As the ants move, they leave their ............... on the ground.
(ii) ............... can find you by the smell of your body.
(iii) Some birds like kites, eagles and vultures can see ............... times as far as
we can.
(iv) ............... looks like a bear and sleeps for about 17 hours a day.
(v) People who kill animals are called ............... and ............... .
(vi) ............... cannot see as many colours as human can.
(vii) Animals with bigger ears can hear the ............... of sound.
(viii) Animals have their own ............... of communicate.
(ix) Snakes donot have ............... ears.
(x) ............... are the protected area where nobody can hunt animals or destroy
the jungle.
4- What senses do the following animals use to find their food.
Animals Senses Animals Senses
(i) Dog .................... (ii) Eagle ....................
(iii) Ant .................... (iv) Tiger ....................
(v) Snake .................... (vi) Mosquito ....................
Chapter 1 1_Super Senses Page 3
5- Match the pictures of the animals on the right with their description on the left.
(i) It can find its female by her smell. (a)
(ii) It turns its head to see around. (b)
(iii) It can feel vibration on the ground. (c)
(iv) It can make different sounds to give message (d)
to other animals.
(v) It sleeps in the cold season. (e)
6- Many animals are killed and their parts are sold. Match the animals with the
part for which they are killed.
Animals Part of their body
(i) Elephant (a) Horns
(ii) Rhinoceros (b) Skin
(iii) Crocodile (c) Musk
(iv) Deer (d) Tusk
(v) Snakes (e) Skin
7- Categorise the following things on the basis of their smell as 'Good' or 'Bad' and
fill in the columns below.
garbage dump, flower, dirty socks, petrol, rotten food, fish, coffee, pickle,
soap, raw egg
Page 4 1_Super Senses Chapter 1
Good Smell Bad Smell
.................... ....................
.................... ....................
.................... ....................
.................... ....................
.................... ....................
.................... ....................
8- Give reasons for the following behaviour of animals.
(i) As you walked past a sleeping (ii) You were eating in the playground
dog, its ears shot up at once. and an eagle suddenly flew down
and took away your roti.
............................................... ...............................................
(iii) Dogs sniffing here and there on (iv) Sea animals suddenly behave in a
the road. different manner.
............................................... ...............................................
Chapter 1 1_Super Senses Page 5
(v) Birds move their neck very often.
............................................................................................................
9- Names of some animals are given below. Make smiley in front of the animals
that can see varoius coloures and frowny in front of the animals that can see
only black and white coloures.
(i) Crow c (ii) Bat c
(iii) Dog c (iv) Cow c
(v) Fox c (vi) Owl c
10- Write short notes on
(i) Differences in sleeping time of the animals.
______________________________________________________
______________________________________________________
(ii) Alarm calls given by different animals.
______________________________________________________
______________________________________________________
(iii) Ants always move in a straight line.
______________________________________________________
______________________________________________________
Page 6 1_Super Senses Chapter 1
(iv) Mosquitoes can bite us in a dark room also.
______________________________________________________
______________________________________________________
(v) Birds move their neck very often.
______________________________________________________
______________________________________________________
11- Answers the following questions in brief.
(i) Why are lizards not seen in winters?
______________________________________________________
(ii) Why are dogs used in special search operations by police?
______________________________________________________
(iii) How can most of the birds see two different things at a time?
______________________________________________________
(iv) Why do snakes react to sounds although they do not have external ears?
______________________________________________________
(v) How did the tribes living in Andaman Islands managed to save themselves
from the tsunami?
______________________________________________________
(vi) What are sense organs? How are they useful to us?
______________________________________________________
Chapter 1 1_Super Senses Page 7
12- Observe the picture and answer the following questions.
(i) What is the name of the animal seen in the picture?
______________________________________________________
(ii) How does this animal warn other animals of its area about the danger?
______________________________________________________
13- The tiger is one of the most alert and strong animal and yet today tigers are in
danger. Answer the following questions about tiger.
(i) Which sense of the tiger is very strong? How does this sense help the
animal in finding food?
______________________________________________________
(ii) How does a tiger mark its area?
______________________________________________________
(iii) What helps a tiger to move in the dark?
______________________________________________________
(iv) Tigers are endangered animals. How?
______________________________________________________
(v) What steps are taken by the government to protect tigers?
______________________________________________________
Page 8 1_Super Senses Chapter 1
(vi) Write a short note on super senses of tiger.
______________________________________________________
(vii) How can a tiger sense if there is another tiger in the same area?
______________________________________________________
14- Answer the following questions about sloths.
(i) What do sloths eat?
______________________________________________________
(ii) When do they move to another tree?
______________________________________________________
(iii) Why do sloths come down from the tree once a week?
______________________________________________________
15- Answer the following questions about ants.
(i) How do ants arrive soon after some sugar, jaggery etc is dropped on the
ground?
______________________________________________________
(ii) Where do the ants live?
______________________________________________________
(iii) How are ants able to recognise their friends or group members?
______________________________________________________
(iv) Why ants behave in a particular manner when you block their path?
______________________________________________________
(v) How do ants behave when they are in danger?
______________________________________________________
(vi) How does an ant find its food?
______________________________________________________
Chapter 1 1_Super Senses Page 9
16- Match the columns: Column B
Column A (a) strong sense of vision
(b) strong sense of smell
(i) dog (c) go to sleep in winters.
(ii) owl (d) leave a distinct smell on the way
(iii) eagle (e) Both the eyes in front of the head.
(iv) Silkworm
(v) Lizard
17- Write the names of the states where the following wildlife sanctuaries/national
parks are located. Also mark them on the map given.
(i) Jim Corbett National park ..................................................
(ii) Bandipur Santuary ..................................................
(iii) Periyar Santuary ..................................................
(iv) Sunderbans National Park ..................................................
(v) Kaziranga National Park ..................................................
(vi) Gir Wildlife Santuary ..................................................
(vii) Kanha National Park ..................................................
(viii) Madhumallai Santuary ..................................................
Page 10 1_Super Senses Chapter 1
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Chapter 2 2_A Sanke Charmer's Story Page 11
CHAPTER 2
A Snake Charmer's Story
1- Multiple Choice Questions (MCQs).
(i) Which of the following musical instruments are used in a been party?
(a) Tumba c (b) Khanjiri c
(c) Dhol c (d) All of these c
(ii) Khanjiri is made from dried
(a) Bottle gourd c (b) Bitter gourd c
(c) Snake gourd c (d) Ridge gourd c
(iii) Kalbelia is a kind of (b) musical instrument c
(a) dance form c
(c) design c (d) song c
(iv) The saperas carried snakes in
(a) tin boxes c (b) bamboo baskets c
(c) cloth bags c (d) None of these c
(v) What is the other name of the Duboiya snake?
(a) Saw scaled Viper c
(b) Sabre-toothed Viper c
(c) Russel's Viper c
(d) None of these c
2- Write 'T' for True and 'F' for False statements.
(i) Saperas used to play the been to entertain people. c
(ii) Snake charmers know how to remove the poisonous teeth (fangs) of the
snakes. c
Page 12 2_A Sanke Charmer's Story Chapter 2
(iii) Snake charmers or Kalbeliyas used to gift snakes to their daughter when
they got married. c
(iv) All snakes are poisonous. c
(v) The medicine for snakebite is available in all government hospitals. c
(vi) Snakes are an important part of snake charmer's life. c
(vii) Snakes dance to the tune of the been. c
(viii) Kalbeliya have dance movements similar movement of a snake. c
(ix) We should not hurt/tease animals. c
(x) Snake charmers make medicines for snake-bites from the snake's poison. c
(xi) Snake charmers treat their snakes badly. c
(xii) Snakes are friends of the farmers. c
3- Fill in the blanks with appropriate words given in the box.
fertiliser, madaries, kalbeliyas, been, fangs, mark, death, medicines, Naag
Gumphan, treasure, dried gourd (lauki)
(i) ............... are the people who make the snakes dance by playing the
............... .
(ii) Sanke charmers make ............... from the plants collected from the forests.
(iii) From the ............... of the bite Saperas could find out which snake has
bitten the person.
(iv) Snakebite can even cause ............... on the spot.
(v) Poisonous teeth of the snakes are known as ............... .
(vi) Designs of rangoli, embroidery and wall decoration with the motif of snake
is used in Gujarat and South India. These are called ............... .
(vii) Snakes are a ............... for Kalbeliyas, which they pass on from one
generation to another.
(viii) The been used by snake charmers are made of ............... .
Chapter 2 2_A Sanke Charmer's Story Page 13
4- Names of some snakes are given in jumbled form. Unscramble them and write
their names in the space provided.
(i) (ii)
BACOR BUOYIDA
.................................. ..................................
(iii) (iv)
TRAKI IFAA
.................................. ..................................
5- Give reasons.
(i) Snakes are friend of farmers.
______________________________________________________
(ii) Government made laws that no one can catch & keep wild animals.
______________________________________________________
6- Answers the following questions.
(i) Why are snakes a treasure for the saperas?
______________________________________________________
(ii) How were saperas of great help to village people?
______________________________________________________
(iii) How does the poison of a snake enter a person's body?
______________________________________________________
Page 14 2_A Sanke Charmer's Story Chapter 2
(iv) The government has made a law that no one catch and keep snakes. Why
do you think this law is made?
______________________________________________________
(v) How has the law affected the snake charmer community?
______________________________________________________
(vi) How can snake charmers earn a living by the gift of playing the been?
______________________________________________________
(vii) Do the snake charmers treat the snakes badly? Explain your answer.
______________________________________________________
7- Observe the given picture and answer the following questions.
(i) Which musical instrument is shown in the picture?
______________________________________________________
(ii) The musical instrument is made up of which material?
______________________________________________________
(iii) Name the people who play such instrument.
______________________________________________________
(iv) What else do they carry to help people?
______________________________________________________
Chapter 2 2_A Sanke Charmer's Story Page 15
8- Observe the given picture and answer the following questions.
(i) Name the dance form shown in the picture.
______________________________________________________
(ii) What are the people who perform this dance form called?
______________________________________________________
(iii) How is this dance associated with snakes?
______________________________________________________
9- Is there a medicine for snake bite? How is it made?
___________________________________________________________
10- What are 'Naag Gumphan'? What are their uses?
___________________________________________________________
11- In what ways can snake charmers share their knowledge about snakes?
___________________________________________________________
12- What does a snake charmer learn from his elders?
___________________________________________________________
Page 16 2_A Sanke Charmer's Story Chapter 2
13- Name the following:
(i) Three poisonous snakes found in our country.
.................... .................... ....................
(ii) Three instruments which are made from dried gourd (lauki).
.................... .................... ....................
(iii) Three animals used for the purpose of entertainment by people.
.................... .................... ....................
(iv) Three animals that are domesticated for use.
.................... .................... ....................
(v) A doctor who specialises in treating sick animals.
.................... .................... ....................
14- Like snake charmers, there are many communities who use animals for their
livelihood.
(i) Match the animal with the purpose they are used for.
Animals Uses
(i) Cow (a) carries load
(ii) Horse (b) gives us eggs
(iii) Hen (c) gives us wool
(iv) Sheep (d) source of food
(v) Fish (e) gives us milk
Chapter 2 2_A Sanke Charmer's Story Page 17
(ii) Match the professions with the animals used in them.
Professions Animals Used
(i) Snake charmer (a) Elephants, Lions
(ii) Madaries (b) Parrots
(iii) Fortune teller (c) Snakes
(iv) Circus people (d) Monkeys
15- Talk to some people in your neighbourhood who keep one or more animals for
their livelihood-for example, a horse for a tonga, hens for eggs, etc.
(i) Name the animal they keep? ..................................................
(ii) How many animals are there? ..................................................
(iii) Is there a separate place for the
animals? ..................................................
(iv) Who looks after them? ..................................................
(v) What do the animals eat? ..................................................
(vi) Do the animals ever fall ill? What does the keeper do then?
______________________________________________________
______________________________________________________
______________________________________________________
**********
Page 18 3_From Tasting to Digesting Chapter 3
CHAPTER 3
From Tasting to Digesting
1- Tick the food items that
(i) taste salty
Eggs c Cooked c Fish c Raw c
vegetables c Jaggery vegetables c
c
(ii) taste sweet c Milk c
Curds c Tomatoes
(iii) taste sour c Cashew c Sugar
Bread c Tarmarind
(iv) taste bitter c Bitter gourd c Amla
Potato c Herbs
2- Fill in the blanks with appropriate words given in the box.
salt, sugar, jaggery, lime, junk food, proper food, chew, gulp, glucose,
Beaumont, Martin, smell, hunger, energy, 30cC, Oral Rehydration Solution
(i) We should eat food slowly and ............... it well.
(ii) One should be given a ............... and ............... solution when one has
loose motion and vomiting.
(iii) A ............... drip is given to a patient for instant energy.
(iv) Dr ............... found that food is digested in the stomach by an acidic juice.
(v) The food that is needed for proper growth and development of a child is
called ............... .
(vi) The temperature of our stomach is about ............... .
(vii) Our ............... changes our mood.
(viii) Glucose gives ............... to our body immediately.
Chapter 3 3_From Tasting to Digesting Page 19
3- Give reasons.
(i) Sometimes people hold their nose before taking a medicine.
______________________________________________________
(ii) We cannot taste food properly when we have a cold.
______________________________________________________
4- Answer in one word or one sentence.
(i) Name the process of breaking down food in simple form in our body.
______________________________________________________
(ii) Name the liquid in the mouth that helps in digestion.
______________________________________________________
(iii) Name the muscular bag in our body that churns food.
______________________________________________________
(iv) What term is used for the food items like burger and pizza that makes a
person unhealthy?
______________________________________________________
(v) The tiny bumps present on our tongue.
______________________________________________________
(vi) The Scientist who carried out many experiments on food and revealed
many secrets about digestion.
______________________________________________________
Page 20 3_From Tasting to Digesting Chapter 3
5- Observe the picture and answer the following questions.
(i) Dr Beaumont did an experiment on digestion of food. What did he find in
his experiment?
______________________________________________________
(ii) How is the digestion of food affected if a person is sad or not well?
______________________________________________________
6- How does our stomach help in the digestion of food?
___________________________________________________________
7- What do you mean by proper food?
___________________________________________________________
8- What happens when one eats the following?
(a) Improper food ................................................................................
(b) Insufficient food ................................................................................
9- How can you say that digestion begins in the mouth?
___________________________________________________________
___________________________________________________________
Chapter 3 3_From Tasting to Digesting Page 21
10- Observe the picture and answer the following questions.
(i) What is being given to the patient in the picture?
______________________________________________________
(ii) When and why is it given to the patient?
______________________________________________________
11- Look at the three groups of food and answer the following questions.
(i) Which group has a healthy combination of food items?
______________________________________________________
(ii) Which group will you choose and why?
______________________________________________________
Page 22 3_From Tasting to Digesting Chapter 3
(iii) Among the group chosen by you, which food item to you dislike?
______________________________________________________
12- Name any two food items which are:
(i) Sweet ...............................................................................................
(ii) Salty ...............................................................................................
(iii) Bitter ...............................................................................................
(iv) Spicy ...............................................................................................
(v) Sour ...............................................................................................
13- Label the parts of the digestive system with the help of words given in the help
box.
rectum, large intestine, esophagus, small intestine, stomach, liver, mouth
Chapter 3 3_From Tasting to Digesting Page 23
14- Classify each food given below, according to the requirement of our body.
Fish Chocolate Egg Apple
Bread Cabbage Butter Beans
Growth and repair Energy Health
..................................... ..................................... .....................................
..................................... ..................................... .....................................
..................................... ..................................... .....................................
15- Why should we have a balanced diet?
___________________________________________________________
___________________________________________________________
___________________________________________________________
16- Why should we eat food slowly and chew properly?
___________________________________________________________
___________________________________________________________
___________________________________________________________
17- Why do we feel weak when we suffer from loose motions?
___________________________________________________________
___________________________________________________________
___________________________________________________________
Page 24 3_From Tasting to Digesting Chapter 3
18- What is the main function of the tongue?
___________________________________________________________
___________________________________________________________
___________________________________________________________
19- What symptoms will a child show who eats junk food?
___________________________________________________________
___________________________________________________________
___________________________________________________________
20- What symptoms will a undernourished child show?
___________________________________________________________
___________________________________________________________
___________________________________________________________
21- Write 'T' for Ture and 'F' for False statements. If the statement if false, write the
correct statement in the lines provided.
(i) A Person suffering from loose motions and vomitings, should be given
warm milk to drink. c
______________________________________________________
______________________________________________________
(ii) In Kalahandi district of Odisha, many labourers died in an accident. c
______________________________________________________
______________________________________________________
(iii) Food like burger, pizza, samosa, etc keeps us healthy. c
______________________________________________________
______________________________________________________
Chapter 3 3_From Tasting to Digesting Page 25
(iv) We need a balanced diet to grow and develop. c
______________________________________________________
______________________________________________________
(v) Onion and garlic can be identified by the sense of taste only. c
______________________________________________________
______________________________________________________
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Page 26 4_Mangoes Round the Year Chapter 4
CHAPTER 4
Mangoes Round the Year
1- Multiple Choice Questions (MCQs). c
(i) In which season does the food get spoiled easily?
(a) Winter c (b) Monsoon
(c) Summer c (d) Spring c
(ii) What appears on moist bread when it is kept for a few days?
(a) Bacteria c (b) Fungus c
(c) Virus c (d) Algae c
(iii) Which of the following can be kept fresh by putting it in a bowl which is
kept in a container with some water?
(a) Milk c (b) Cooked rice c
(c) Green corianderc (d) Mangoes c
(iv) Which of the following can be kept fresh by wrapping it in a damp cloth?
(a) Cooked rice c (b) Green coriander c
(c) Onion, garlic c (d) All of these c
(v) How many weeks does it take to prepare Mamidi tandra?
(a) 2 c (b) 4 c
(c) 6 c (d) 8 c
2- Write 'T' for True or 'F' for False statements. c
(i) Germs grow in dehydrated food. c
(ii) Boiling helps in keeping milk for 1-2 days. c
(iii) Spoilt food gives a foul smell. c
(iv) Expiry date on food packs is a useless information.
Chapter 4 4_Mangoes Round the Year Page 27
3- Fill in the blanks with appropriate words given in the box.
dust, muslin, green coriander, cooked rice, onion, drying, sweetening and
salting, milk, sprouts, mangoes, ripe, unripe, sugar, fridge/refrigerator
(i) ............... can be kept fresh by boiling it.
(ii) ............... can be kept fresh by keeping it in a dry open place.
(iii) Mamidi tandra is prepared from ............... mangoes.
(iv) Pulp can be strained using ............... cloth to remove the fibres.
(v) Fruits and vegetables in the home can be preserved by keeping them in
the...............
(vi) Making jam is a way of preserving the fruits by adding ............... .
4- Food can be preserved by several methods given below. Give one example of
each that can be preserved in the following ways.
(i) Drying ......................................
(ii) Freezing ......................................
(iii) Boiling ......................................
(iv) By adding preservatives ......................................
(v) Sweetening and salting ......................................
5- What is the other name of Mamidi tandra?
___________________________________________________________
6- Answer the following questions briefly.
(i) How do we know that food has got spoiled?
______________________________________________________
(ii) What happens if a person eats spoiled food?
______________________________________________________
Page 28 4_Mangoes Round the Year Chapter 4
(iii) Why are glass jars and bottles dried well in the sun before filling them
with pickles?
______________________________________________________
(iv) What do you mean by preservation of food?
______________________________________________________
7- Answer the following questions based on Mamidi tandra.
(i) How is Mamidi tandra prepared?
______________________________________________________
(ii) Why is a mixture of jaggery and pulp dried in the Sun?
______________________________________________________
(iii) Why was the mixture of jaggery and pulp covered with a clean saree?
______________________________________________________
8- Answer the following questions.
(i) What food items do you preserve in a refrigerator?
______________________________________________________
(ii) Make a list of food items that you keep in the freezer.
______________________________________________________
(iii) Name some items in which preservatives are added to make them last long.
______________________________________________________
9- Suppose your family is going to your nani's house which is a 3 day journey. From
the box below make a list of the food items that you will consume on the 1st,
2nd and 3rd day of the journey.
Puri, Biscuits, Chips, Bananas, Chocolates, Apple, Fruit Juice, Cheese,
Bread Butter, Potato Sabji, Fruit cake, Nuts, Pickle, Aam Papad
Chapter 4 4_Mangoes Round the Year Page 29
(Hint: foods that spoil quickly should be consumed first)
1st day ....................................................................................................
2nd day ....................................................................................................
3rd day ....................................................................................................
10- Why is it important to read the date of expiry of a food item before buying it?
___________________________________________________________
___________________________________________________________
11- The mango garden of Chittibabu and Chinnababu was full of fruits in the sum-
mer holidays. This means that mangoes grow in the summer season. Write the
names of some
(i) Summer fruits ....................
(ii) Winter fruits ....................
(iii) Fruits that grow throughout the year ....................
12- Observe both pictures given below and answer the following questions:
(i) Identify the fresh bread slice.
______________________________________________________
(ii) What do you find on the Bread A?
______________________________________________________
Page 30 4_Mangoes Round the Year Chapter 4
(iii) What are the reasons for spoilage of Bread A?
______________________________________________________
______________________________________________________
______________________________________________________
(iv) Write any two methods to avoid spoilage of food.
______________________________________________________
13- The following are the steps involved in the preparation of 'Mamidi Tandra'.
Read them carefully and arrange them in order by putting number 1 to 7 in the
box provided.
(i) The pulp is spread on the mat. c
(ii) After four weeks of hard work, mamidi tandra is ready to eat. c
(iii) Pulp of ripe mangoes are extracted in a vessel. c
(iv) Sugar and crushed jaggery are added to pulp. c
(v) The pulp is strained to remove fibre from it. c
(vi) A cloth is covered on the thin layer to avoid any dust. c
(vii) Layer after layer is added until it grew thick like a golden cake. c
14- Name the method of preservating food referred to here:
Boiling, Freezing, Canning, Fermentation, Drying, Salting
(i) Extraction of moisture by sun, air, heat or vacuum
to inhibit the growth of moulds, bacteria and yeasts. ........................
(ii) The addition of salt to foods to decrease the activity
of moulds, bacteria and yeasts. ........................
(iii) The use of special bacteria, moulds or yeasts to
prevent spoilage by converting the elements of food
that spoil easily to stable elements. ........................
(iv) The packing of food in a container, sealing the
container and heating it to sterilize the food. ........................
Chapter 4 4_Mangoes Round the Year Page 31
(v) The heating of milk and other liquids which reduces
the number of disease-producing bacteria. ........................
(vi) The lowering of the temperature of food to inhibit
the growth of bacteria moulds and yeasts. ........................
15- Name the following:
(i) Four preservatives used to make pickles.
......................... .........................
......................... .........................
(ii) Four food items made of mangoes.
......................... .........................
......................... .........................
(iii) Four conditions in which food spoil easily.
......................... .........................
......................... .........................
(iv) Four ways for preserving food.
......................... .........................
......................... .........................
16- Given below are some food items and some simple methods by which these could
be kept fresh for 1-2 days. Match the correct pairs.
Food items Methods of preservation
(i) Milk (a) Wrap it in a damp cloth.
(ii) Cooked rice (b) Keeping them in a dry place.
(iii) Vegetables (c) Putting it in a bowl and keeping the bowl
in container with some water.
Page 32 4_Mangoes Round the Year Chapter 4
(iv) Green coriander (d) Keeping them in the refrigerator.
(v) Onion and garlic (e) Keeping them in the refrigerator.
(vi) Chicken and meat (f) By boiling it.
**********
Chapter 5 5_Seeds and Seeds Page 33
CHAPTER 5
Seeds and Seeds
1- Multiple Choice Questions (MCQs).
(i) Which of the following is not a seed?
(a) Chana c (b) Rajma c
(c) Arhar dal c (d) Lemon c
(ii) Which of the following is not necessary for a seed to grow?
(a) Fertiliser c (b) Air c
(c) Water c (d) Warmth c
(iii) Which of the following is not an agent of dispersal?
(a) Animals c (b) Plants c
(c) Water c (d) Wind c
(iv) Seeds of coconut plant are dispersed by
(a) wind c (b) water c
(c) animals c (d) bursting c
2- Write 'T' for True and 'F' for False statements.
(i) Seeds are of different shapes, sizes, coloures and textures. c
(ii) Some plants may grow without seeds. c
(iii) Dispersal of seed is essential so that the baby plant gets enough space,
air and light. c
(iv) Tomatoes and green chillies came from South America. c
(v) On soaking a seed, it expands in size. c
(vi) Seeds kept in the refrigerator do not sprout. c
(vii) A tiny seed cannot grow into a big tree. c
(viii) Maple seeds disperse through water. c
Page 34 5_Seeds and Seeds Chapter 5
3- Fill in the blanks with appropriate words given in the box.
air, water, warmth, space, light, cooling, heating, George Mestral, bursting,
spoiled, sprouted, wet, pods, seeds, fruits, Europe, South America
(i) Eating ............... seeds is good for health.
(ii) Seeds require ............... , ............... and ............... to sprout.
(iii) Velcro was discovered by ............... .
(iv) Soyabean seeds are scattered by ............... of their ............... .
(v) Peas came from ............... .
4- Give an example for each of the following categories.
(i) Seeds used as spices. ......................................
(ii) Seeds used as foodgrains. ......................................
(iii) Seeds used as pulses. ......................................
(iv) Seeds which scatter by bursting of the pod. ......................................
(v) Seeds that scatter by sticking on fur of animals. ......................................
(vi) Seeds that scatter by wind. ......................................
(vii) Seeds that scatter by water. ......................................
(viii) Seeds used as oil. ......................................
5- Classify the plants according to the place of their origin.
Spinach Tomato Pea Cabbage Potato
Lady Finger
Methi Coffee Green Chillies Radish
India Europe Africa South America
.................... .................... .................... ....................
.................... .................... .................... ....................
Chapter 5 5_Seeds and Seeds Page 35
6- Give reason for the following.
(i) Doctors sometimes advise sick people to eat sprouts.
______________________________________________________
(ii) Seeds kept in refrigerator do not sprout.
______________________________________________________
(iii) Chana and Rajma are soaked in water 4-6 hours before cooking.
______________________________________________________
(iv) A whole masoor sprout but masoor dal does not.
______________________________________________________
7- Answer the following questions.
(i) What are the conditions a seed needs to sprout?
______________________________________________________
(ii) What do you understand by dispersal of seeds? Why is it important?
______________________________________________________
(iii) How was velcro discovered?
______________________________________________________
(iv) State a few conditions that a seed needs to germinate.
______________________________________________________
(v) How do seeds spread to far off places?
______________________________________________________
(vi) What is a Velcro (shown in fig. 2)? Who invented it?
______________________________________________________
(vii) What are the various uses of Velcro?
______________________________________________________
Page 36 5_Seeds and Seeds Chapter 5
8- Observe the following picture and answer the questions that follows.
(i) What is the name of the plant given in the picture?
______________________________________________________
(ii) Where is it found?
______________________________________________________
(iii) How does the plant trap insects?
______________________________________________________
9- Five types of seeds are given in Column A. There dispersal methods are given in
column B. Match the columns.
Column A Column B
(i) Seeds are heavy (a) Animals eat the fruits and
throw away the seeds
(ii) Seeds are small in size (b)
Some seeds are carried away by
(iii) Seeds are travelling long (c) water
distances
Fruits/seeds get stuck to animal
(iv) Seeds have hooks on them (d) skins or clothes of humans
(v) Seeds are light (e) Plants burst open the pods for
seeds to spread
Seeds are blown by the wind
Chapter 5 5_Seeds and Seeds Page 37
10- Seeds are kept in four different boxes under the conditions as given below.
(i) In which of the above will the seeds grow quickest?
______________________________________________________
(ii) In which of the aove will the seeds not grow at all?
______________________________________________________
11- Group the following fruits under the suitable headings in the table:
mango, litchi, guava, banana, orange, grapes, gooseberry, papaya, pineapple,
dates, watermelon, apple, tamarind.
Fruits with single seed Fruits with many seeds Seedless Fruit
(i)
(ii)
(iii)
(iv)
(v)
Page 38 5_Seeds and Seeds Chapter 5
12- Look at the given pictures and name the vegetative part of the plant is used to
reproduce a new plant.
13- Seeds are dispersed in many ways through the medium of water, by animals, by
wind and by bursting. Write W if they carried by water, A if they are carried by
animals, R if they are carried by wind and E if they are by bursting.
Chapter 5 5_Seeds and Seeds Page 39
14- Fill in the blanks:
(i) Rarely, a plant can grow .................... that we can eat.
(ii) All plants need food, sunlight and .................... .
(iii) Plants give off .................... to help us breathe.
(iv) The part of the plant that holds it straight is called the .................... .
(v) Animals and insects carry .................... from flower to flower.
(vi) New plants arise from .................... .
(vii) The part of the plant that grows underground is .................... .
(viii) The process that shows how the plants grow, lives and dies is called
.................... .
(ix) The part which attaches leaf to the stem is .................... .
(x) The part of the plant that grows on the stem is .................... .
15- Name two insectivorous plants :
___________________________________________________________
16- Name any two seeds that:
(i) scatter by bursting (spread over a long distance)
.............................. ..............................
(ii) scatter by sticking on the fur of animals.
.............................. ..............................
(iii) that scatter by wind.
.............................. ..............................
(iv) scatter by water.
.............................. ..............................
(v) used as spices.
.............................. ..............................
Page 40 5_Seeds and Seeds Chapter 5
(vi) used as food grains. ..............................
..............................
..............................
(vii) used as pulses.
..............................
**********
Chapter 6 6_Every Drop Counts Page 41
CHAPTER 6
Every Drop Counts
1- Multiple Choice Questions (MCQs).
(i) How many interconnected lakes were there in Ghadsisar?
(a) 3 c (b) 5 c
(c) 7 c (d) 9 c
(ii) Al-Biruni came from
(a) Pakistan c (b) Afghanistan c
(c) Uzbekistan c (d) Kazakhstan c
(iii) Raised platforms made around lakes were also known as
(a) bavdis c (b) chabutras c
(c) naulas c (d) johads c
(iv) Which of the following arrangements was made for travellers?
(a) Stepwell c (b) Piau c
(c) Mashak c (d) All of these c
(v) Bavdi is another name of
(a) pond c (b) lake c
(c) stepwell c (d) well c
2- Write 'T' for True and 'F' for False statements.
(i) In earlier times people use to collect water in copper and brass pots. c
(ii) The soil around trees should be covered with concrete and cement. c
(iii) To overcome the problem of water shortage, direclty put a pump in the Jal
Board pipeline. c
(iv) Water is pumped up from under the ground with the help of electric
motors and bore-wells. c
Page 42 6_Every Drop Counts Chapter 6
(v) Rise in population also causes water shortage. c
(vi) We should not pay the water bill. c
(vii) Rainwater should be collected in underground tanks for future use. c
(viii) Rain is the main source of water on the earth. c
(ix) Water is precious and should be used wisely. c
3- Fill in the blanks with appropriate words given in the box.
lake, necessity, precious, pond, stepwells, dharas, collect water, celebrate,
rain, wisely, rainwater, little, precious, Uzbekistan, ghats
(i) Sar means ............... .
(ii) People in earlier times use to make ............... for the travellers.
(iii) At some places, whenever lakes get filled up with rainwater the people
gather around the lakes to ............... .
(iv) Water is a ............... of our life and should be used wisely.
(v) ............... is the purest source of natural water.
(vi) Jaisalmer gets very ............... rainfall.
(vii) Al-Birumi, a traveller came to India from ............... .
(viii) Around the Ghadisisar, there are ............... with steps leading to the water.
(ix) Ghadisisar help in collecting ............... for future use.
(x) Water is ............... and we should use it ............... .
4- Answer in one sentence.
(i) From where do you get water in your homes?
______________________________________________________
(ii) What can you do to minimise your water bill?
______________________________________________________
(iii) How is the water provided in colonies where there is no supply of water
through pipelines?
______________________________________________________
Chapter 6 6_Every Drop Counts Page 43
5- Answer the following questions in brief.
(i) Why decorated verandhas, large halls and rooms were made around lakes?
______________________________________________________
(ii) Who was Al-Biruni? What did he write about the skill of Indian people in
making ponds?
______________________________________________________
(iii) What are Johads?
______________________________________________________
(iv) Why are wells dried up now?
______________________________________________________
6- Observe the picture and answer the following questions.
(i) Identify which lake is shown in the figure. Who built it?
______________________________________________________
(ii) What is unique about this lake?
______________________________________________________
(iii) Who used to take care of the lake?
______________________________________________________
(iv) Is the lake in use these days?
______________________________________________________
Page 44 6_Every Drop Counts Chapter 6
7- Observe the picture and answer the following questions.
(i) Where can we find such houses?
______________________________________________________
(ii) How is water saved with such a system in houses?
______________________________________________________
8- Observe the picture and answer the following questions.
(i) Identify what is shown in the picture.
______________________________________________________
(ii) Why are so many steps made?
______________________________________________________
Chapter 6 6_Every Drop Counts Page 45
(iii) How is it different from a well?
______________________________________________________
9- Answer the following questions:
(i) Why the stepwell in Jodhpur was cleaned after so many years? Why is it
forgotten again?
______________________________________________________
______________________________________________________
(ii) The women in Alwar district of Rajasthan faced a lot of problem of water.
What was it? How it was solved?
______________________________________________________
______________________________________________________
(iii) Write a short note on customs related to water in Uttarakhand.
______________________________________________________
______________________________________________________
(iv) Many places in Rajasthan get very little rainfall, yet most of the villages
did not have shortage of water. Why?
______________________________________________________
______________________________________________________
(v) Why did people come to the ghats of Ghadisisar?
______________________________________________________
______________________________________________________
(vi) What are difficulties faced by people in rural areas to get drinking water?
______________________________________________________
______________________________________________________
Page 46 6_Every Drop Counts Chapter 6
(vii) Look at the picture. Identify the person in the picture. Where does she
live?
______________________________________________________
______________________________________________________
(viii) What was the problem faced by the people of Darki Mai's village?
______________________________________________________
______________________________________________________
(ix) What did Darki mai do the help people of her village?
______________________________________________________
______________________________________________________
(x) What work has been done by Tarun Bharat Sangh?
______________________________________________________
______________________________________________________
(xi) Distinguish between a well and a step well.
Well Step well
10- With the help of your teachers and friends, complete the following questions.
(i) Write names of any two
(a) Lakes .................... , ....................
(b) Rivers .................... , ....................
Chapter 6 6_Every Drop Counts Page 47
(c) Seas .................... , ....................
(d) Oceans .................... , ....................
(ii) Which is the biggest ocean in the world?
______________________________________________________
(ii) Which is the longest river in the world?
______________________________________________________
(iv) Which is the biggest freshwater lake in the world?
______________________________________________________
(v) Which ocean is named after our country?
______________________________________________________
(vi) Which is the longest river in our country?
______________________________________________________
11- Write the ways in which
(i) Water is wasted in our country.
______________________________________________________
(ii) Water is useful.
______________________________________________________
(iii) Water can be conserved.
______________________________________________________
12- Name the following.
(i) Five natural sources of water.
______________________________________________________
______________________________________________________
Page 48 6_Every Drop Counts Chapter 6
(ii) Five man-made sources of water.
______________________________________________________
______________________________________________________
13- Look at the given picture and answer the following questions:
Chapter 6 6_Every Drop Counts Page 49
(i) Name the authority issuing the above bill.
______________________________________________________
(ii) What is the due date for the bill?
______________________________________________________
(iii) How many units of water have been consumed during the time period as
shown in the bill?
______________________________________________________
______________________________________________________
**********
Page 50 7_Experiments With Water Chapter 7
CHAPTER 7
Experiments with Water
1- Multiple Choice Questions (MCQs).
(i) Which of the following sinks in water?
(a) Pin c (b) Coin c
(c) Eraser c (d) All of these c
(ii) Which of the following gets dissolved in water?
(a) Egg c (b) Ghee c
(c) Sand c (d) Mishri c
(iii) While preparing tea, which of the following does not get completely
dissolved in water?
(a) Sugar c (b) Milk c
(c) Tea leaves c (d) None of these c
(iv) Which of the following can be separated from water by straining with
cloth?
(a) Oil c (b) Salt c
(c) Chalk powder c (d) Lemon juice c
(v) In which year did Gandhiji go on the Dandi March?
(a) 1929 c (b) 1930 c
(c) 1931 c (d) 1942 c
(vi) Gandhiji went on Dandi March Yatra from c
(a) Dandi seashore to Ahmedabad
(b) Ahmedabad to Dandi seashore c
(c) Hyderabad to Dandi seashore c
(d) Dandi seashore to Hyderabad c
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