ExamView - Chapter 1 and Chapter 2 - Wikispaces

Name: ________________________ Class: ___________________ Date: __________ ID: A

Chapter 1 and Chapter 2

Multiple Choice
Identify the choice that best completes the statement or answers the question.

____ 1. Which row best describes the processes of photosynthesis and cellular respiration?

Row Photosynthesis Cellular Respiration

A. Absorbs carbon dioxide and Releases carbon dioxide and water,

water for the production of light which are converted into chemical

energy. energy.

B. Absorbs carbon dioxide and Releases carbon dioxide and oxygen

oxygen in the synthesis of food from food molecules.

molecules.

C. Converts light energy into food Converts food molecules, such as

molecules such as glucose and glucose and starch, into chemical

starch. energy.

D. Converts light energy into Releases chemical energy from

chemical energy to be stored in glucose and other foods for use by

glucose and other foods. cells.

a. A c. C
b. B d. D

____ 2. The second law of thermodynamics states that no process of energy conversion is 100% efficient. This
accounts for which of the following statements?
a. Energy cannot be created or destroyed.
b. Solar energy is absorbed at Earth’s surface.
c. Light energy is essential for the process of photosynthesis.
d. Heat is released from living organisms.

____ 3. Which row best identifies the types of organisms at various trophic levels?

Row First level Second level Third level Fourth level
A. Producers Secondary Tertiary Carnivores
consumers Consumers
B Producers Primary Secondary Tertiary
Consumers Consumers Consumers
C. Herbivores Primary Secondary Tertiary
Consumers consumers consumers
D. Herbivores Secondary Tertiary Carnivores
consumers consumers

a. A c. C
b. B d. D

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Name: ________________________ ID: A

____ 4. The top level of a pyramid of biomass is narrower than the lower levels because top-level consumers
a. require more food than the producers
b. lose more energy than the producers
c. store energy most efficiently
d. receive the least amount of energy

____ 5. Most substances that move in biochemical cycles travel through the atmosphere as well as through soil and

water. Which of the following cycles involve only soil and water?

a. Phosphorus cycle c. Nitrogen cycle

b. Carbon cycle d. Sulfur cycle

____ 6. Bacteria play an important role in both carbon and nitrogen cycles. Which row correctly identifies the role of

bacteria in each cycle?

Row Carbon Cycle Nitrogen Cycle

A. Decomposition of organic matter Nitrogen fixation

B. Ammonification Nitrification

C. Absorption of carbon dioxide Production of methane

D. Storage of matter in carbon sinks Nitrogen fixation

a. A c. C
b. B d. D

____ 7. Use the following information to answer the next question.

The consumption of grain products would support a larger human population than the
consumption of meat, because energy is not being lost in the metabolic processes of the
animals.

Which of the following arguments BEST supports this claim?
a. Vegetarian foods contain more energy and nutrients.
b. Meat products are said to be less healthy than vegetarian foods.
c. More food is available for humans by reducing trophic levels in the food chain.
d. Farmers use less energy growing grain than in raising animals.

____ 8. The ___i___ trophic level consists of producers and the ___ii___ trophic level consists of primary carnivores.
The statement given above is completed by the information in row:

Row i ii
A. second fourth
B. first second
C. first third
D. third second

a. A c. C
b. B d. D

____ 9. One way to think about feeding relationships among organisms uses the concept of trophic level. What does

the Greek word “trophic” mean?

a. Energy c. Water

b. Food d. Animal

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Name: ________________________ ID: A

____ 10. ___i___ measurements are an excellent indicator of ___ii___ in the living organisms of an ecosystem. The
statement given above is completed by the information in row:

Row i ii

A. Biomass energy

B. Number biomass

C. Number energy

D. Size energy

a. A c. C
b. B d. D

____ 11. Producers in terrestrial ecosystems undergo ___i___ while producers in deep-sea vent ecosystems undergo

___ii___. The statement given above is completed by the information in row

Row i ii

A. respiration photosynthesis

B. photosynthesis chemosynthesis

C. chemosynthesis photosynthesis

D. chemosynthesis respiration

a. A c. C
b. B d. D

____ 12. The pyramid of ___i___ is always upright while the pyramid of ___ii___ can be upright or inverted. The
statement given above is completed by the information in row:

Row i ii
A. biomass number
B. number biomass
C. energy biomass
D. biomass energy

a. A c. C
b. B d. D

____ 13. ___i___ is an example of an energy releasing process and ___ii___ is an example of an energy storing
process. The statement given above is completed by the information in row:

Row i ii
A. Photosynthesis respiration
B. Respiration photosynthesis
C. Photosynthesis chemosynthesis
D. Chemosynthesis respiration

a. A c. C
b. B d. D

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Name: ________________________ ID: A

____ 14. Identify the correct path by which energy flows in the biosphere.
a. Producers, secondary consumers, herbivores, tertiary consumers, decomposers
b. Herbivores, secondary consumers, producers, tertiary consumers, decomposers
c. Decomposers, herbivores, producers, secondary consumers, tertiary consumers
d. Producers, herbivores, secondary consumers, tertiary consumers, decomposers

____ 15. Which of the following statements about energy is not correct?
a. Energy cannot be created.
b. Energy cannot be destroyed.
c. All energy conversions are 100% efficient.
d. Energy cannot cycle as matter does.

____ 16. Use the following information to answer the next question.

Water plays an important role in the hydrologic cycle. A water molecule
consists of two hydrogen atoms and one oxygen atom.

The hydrogen and oxygen atoms in a water molecule are linked by which bond or force?

a. Ionic bond c. Dispersion forces

b. Covalent bond d. Metallic bond

____ 17. More than 97% of water in the biosphere exists in liquid form. Water in comparison with other liquids has a
relatively ___i___ boiling point and a ___ii___ melting point. The statement given above is completed by the
information in row:

Row i ii

A. high low

B. low low

C. low high

D. high high

a. A c. C
b. B d. D

____ 18. A food chain shows linear pathways by which food is transferred from producers to primary consumers to
higher trophic levels. Which of the following models represents a food chain correctly?
a. Grass → Man → Bees → Cattle
b. Algae → Kingfisher → Insects → Herbivorous
c. Deer → Frog → Tiger → Elephant
d. Phytoplankton → Zooplankton → Small fish → Whale

____ 19. Which of the following rows correctly matches the components of an ecosystem with their description?

Row Components of an ecosystem Description

A. Producers Eat autotrophs for the required energy

B. Primary consumers Consume dead organic material

C. Secondary and tertiary consumers Eat other heterotrophs

D. Decomposers Convert solar energy into chemical energy

a. A c. C
b. B d. D

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Name: ________________________ ID: A

____ 20. In a pyramid of numbers, what does each bar and its width represent?

Row Bar of pyramid of number Width of pyramid of number
A. Relative number of organisms Amount of living material in an organism
B. Different trophic level Relative number of organisms
C. Total energy trapped Different trophic level
D. Amount of living material in an Total energy trapped

organism

a. A c. C
b. B d. D

____ 21. Which of the following is a closed system? c. a steaming cup of coffee
a. an apple on a tree d. a can of pop in a cooler
b. a fish in an aquarium

____ 22. Which statement about energy flow and matter in an ecosystem is correct?
a. Both energy and matter are recycled.
b. Matter is recycled, and energy is lost.
c. Energy is recycled, and matter is lost.
d. Neither energy nor matter is recycled.

____ 23. Which kind of energy is stored in foods? c. thermal
a. chemical d. radiant
b. kinetic

____ 24. A rabbit that eats a plant is _____. c. a second-order consumer
a. a first-order consumer d. a carnivore
b. a producer

____ 25. All first-order consumers are _____. c. small animals
a. carnivores d. herbivores
b. omnivores

____ 26. The pyramid of numbers does not apply to food chains in which _____.
a. consumers are at the lowest trophic level
b. carnivores outnumber herbivores
c. producers are at the higher trophic levels
d. small organisms feed on a large organism

____ 27. The energy from sunlight may be considered a _____.
a. renewable resource
b. nonrenewable resource
c. form of contamination
d. possible source of ozone layer destruction

____ 28. Which statement is not true for fossil fuels?
a. It is a nonrenewable resource.
b. Current sources of these fuels could run out in about 600 years.
c. Shale formations may provide a new source.
d. New oil deposits for future generations are being formed each year.

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Name: ________________________ ID: A

____ 29. Which technique is not helping with forest conservation?

a. forest farming c. planting of trees on private land

b. clear cutting d. improvement cutting

____ 30. Rain is normally slightly acidic because _____.
a. carbon dioxide in the air combines with water to form carbonic acid
b. sulfuric and nitric acid are being dumped into the atmosphere
c. prevailing winds are responsible for the increased acidity
d. the chemical reaction forming water occurs only with a low pH

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