Sains Tingkatan 2

Ujian Akhir Sesi Akademik Persediaan Awal Sebelum UASA Dicetak oleh: Swan Printing Sdn. Bhd. (274710-X) Lot 5249, Jalan BS7/1, Kawasan Perindustrian Bukit Serdang, 43300 Seri Kembangan, Sel. D.E. Lot 1 & 2, Jalan BS 7/1A, Taman Bukit Serdang, Seksyen 7, 43300 Seri Kembangan, Selangor Darul Ehsan. • Bhg. Penjualan: 03 – 8959 2001/ 3001/ 4003 • Faks: 03 – 8957 3611 • Bhg. Editorial: 03 – 6150 3009 • Faks: 03 – 6150 1007 • E-mel: [email protected] • Laman Web: www.pep-publications.com Sem. M’sia: RM6.90 Sabah/ S’wak: RM7.50 Dicetak oleh: Swan Printing Sdn. Bhd. (274710-X) Lot 5249, Jalan BS7/1, Kawasan Perindustrian Bukit Serdang, 43300 Seri Kembangan, Sel. D.E. Lot 1 & 2, Jalan BS 7/1A, Taman Bukit Serdang, Seksyen 7, 43300 Seri Kembangan, Selangor Darul Ehsan. • Bhg. Penjualan: 03 – 8959 2001/ 3001/ 4003 • Faks: 03 – 8957 3611 • Bhg. Editorial: 03 – 6150 3009 • Faks: 03 – 6150 1007 • E-mel: [email protected] • Laman Web: www.pep-publications.com Sem. M’sia: RM6.90 Sabah/ S’wak: RM7.50 Subjek Judul-judul dalam siri ini: Tingkatan Bahasa Melayu Reka Bentuk & Teknologi Geografi Sejarah Pendidikan Islam Matematik (Dwibahasa) Sains (Dwibahasa) English 123 Berdasarkan kehendak Dokumen Standard Kurikulum dan Pentaksiran (DSKP) Memenuhi format, standard dan keperluan kertas UASA terkini Disusun mengikut topiktopik dalam buku teks Menggabungjalinkan elemen Kemahiran Berfikir Aras Tinggi (KBAT) dan i-Think Jawapan lengkap disediakan 2 Praktis Topikal ASPIRASI KSSM Praktis Topikal ASPIRASI KSSM 2 TINGKATAN Farihah binti Raduwan K S S M Praktis Topikal ASPIRASI SAINS SAINS (Dwibahasa) ISBN 978-629-7560-20-5 9 786297 560205 00-Cv Praktis Topikal Aspirasi SN.indd 2 14/3/2023 11:43:25 AM

Kandungan 1 – 4 Praktis 1 Bab 1 Biodiversiti 5 – 9 Praktis 2 Bab 2 Ekosistem 10 – 13 Praktis 3 Bab 3 Nutrisi 14 – 17 Praktis 4 Bab 4 Kesihatan Manusia 18 – 21 Praktis 5 Bab 5 Air dan Larutan 22 – 25 Praktis 6 Bab 6 Asid dan Alkali 26 – 29 Praktis 7 Bab 7 Keelektrikan dan Kemagnetan 30 – 34 Praktis 8 Bab 8 Daya dan Gerakan 35 – 38 Praktis 9 Bab 9 Haba 39 – 42 Praktis 10 Bab 10 Gelombang Bunyi Ujian Akhir Sesi Akademik (UASA) 55 – 74 Jawapan J1 – J12 43 – 46 Praktis 11 Bab 11 Bintang dan Galaksi dalam Alam Semesta 47 – 50 Praktis 12 Bab 12 Sistem Suria 51 – 54 Praktis 13 Bab 13 Meteoroid, Asteroid, Komet P001 Kndg Prak Top AspirasiSci 3 3 1/1/70 4:06:12 PM CONTOH

 1. Apakahkepelbagaianyangmenyebabkan kewujudan biodiversiti? What are the diversities that causes the existence of biodiversity? A Habitat dan cuaca Habitat and climate B Sumber dan mineral Resource and mineral C Haiwan dan tumbuhan Animal and plant D Mikroorganisma dan habitat Microorganism and habitat 2. Maklumat berikut ialah tentang ciri-ciri vertebrata. The following information is about the characteristic of vertebrate. Bertelur Lay eggs Badan diliputi bulu pelepah Body covered with feathers Bernafas melalui peparu Breathe through lungs Berdasarkan ciri-ciri di atas, yang manakah vertebrata itu? Based on the characteristics above, which one is the vertebrate? A Ikan B Mamalia Fish Mammal C Amfibia D Burung Amphibian Bird 3. Apakah kaedah yang digunakan untuk mengelaskan dan mengenal pasti organisma? What is the method that is used to classify and identify organisms? A Dikotiledon Dicotyledon B Monokotiledon Monocotyledon C Kekunci dikotomi Dichotomous key D Penglihatan monokular Monocular vision 4. Apakah ciri-ciri tumbuhan tidak berbunga? What are the characteristics of non-flowering plants? I Menghasilkan bunga Produce flowers II Pembiakan melalui spora Reproduce through spores III Tidak menghasilkan bunga Does not produce flowers IV Pembiakan melalui biji benih Reproduce through seeds A I dan II B I dan III I and II I and III C II dan III D III dan IV II and III III and IV 5. Antara berikut, yang manakah bukan tumbuhan tidak berbunga? Which of the following is not a non-flowering plant? A Paku-pakis B Rumput Fern Grass C Lumut D Konifer Moss Conifer Nama: Tarikh: Praktis 1 Biodiversiti Bab 1 Hal. Buku Teks: 2 – 19 P01 Prak Top AspirasiSci Tg2.ind1 1 1/1/70 4:11:36 PM CONTOH

 1. (a) Nyatakan BENAR atau PALSU bagi pernyataan di bawah. State TRUE or FALSE for the statements below. 1.1.1 Pernyataan Statement BENAR / PALSU TRUE / FALSE Biodiversiti ialah kepelbagaian organisma dan bukan organisma. Biodiversity is a diversity of organisms and non-organisms. Biodiversiti juga meliputi kepelbagaian pada peringkat genetik. Biodiversity also includes genetic diversity. Biodiversiti wujud akibat kepelbagaian habitat dan cuaca. Biodiversity exists due to variation of habitats and weather. Biodiversiti boleh dipulihara dengan pemuliharaan in situ dengan mengekalkan spesies di luar habitat asal seperti zoo dan taman botani. Biodiversity can be conserved through in situ conservation by preserving species beyond their natural habitats such as zoos and botanical gardens. (i) (ii) (iii) (iv) (b) Rajah 1 menunjukkan tiga jenis haiwan. Diagram 1 shows three types of animals. 1.2.2 Udang / Prawn Burung / Bird Siput / Snail Rajah / Diagram 1 Gariskan jawapan yang betul bagi pernyataan di bawah. Underline the correct answer for the statements below. (i) Invertebrata ialah haiwan yang ( bertulang belakang / tidak bertulang belakang ) manakala vertebrata ialah haiwan yang ( bertulang belakang / tidak bertulang belakang ). Invertebrates are animals which ( have backbones / do not have backbones ) while vertebrates are animals which ( have backbones / do not have backbones ). (ii) Burung merupakan contoh haiwan ( vertebrata / invertebrata ) manakala udang dan siput merupakan contoh haiwan ( vertebrata / invertebrata ). Birds is an example of ( vertebrate / invertebrate ) animal while prawn and snail are example of ( vertebrate / invertebrate ) animals. P01 Prak Top AspirasiSci Tg2.ind2 2 1/1/70 4:11:37 PM CONTOH

 2. (a) Nyatakan dua contoh haiwan vertebrata dan invertebrata. State two examples of vertebrate and invertebrate animals. 1.2.2 (i) Vertebrata / Vertebrate • • (ii) Invertebrata / Invertebrate • • (b) Nyatakan dua ciri burung. / State two characteristics of bird. (c) Mengapakah badan burung diliputi bulu pelepah? Why does the body of the bird covered with feathers? 3. Rajah 3 menunjukkan pengelasan tumbuhan. Diagram 3 shows the classification of plants. Rajah / Diagram 3 (a) Nyatakan kelas tumbuhan bagi pokok tomato. / State the plant class for tomato plant. (b) Nyatakan jenis tumbuhan berbunga yang akan berbuah dengan hanya mempunyai satu biji benih. / State the type of flowering plant which will bear fruits with only one seed. Tumbuhan tidak berbunga Non-flowering plant Tumbuhan berbunga Flowering plant Tumbuhan Plant Kotiledon adalah makanan simpanan yang digunakan oleh biji benih untuk bercambah. Cotyledon is stored food that is used by seed to germinate. P01 Prak Top AspirasiSci Tg2.ind3 3 1/1/70 4:11:37 PM CONTOH

 4. Rajah 4 menunjukkan dua jenis biji benih tumbuhan berbunga. Diagram 4 shows two types of flowering plant seeds. 1.2.2 A B Rajah / Diagram 4 (a) Nyatakan jenis biji benih, A dan B. State the type of seeds, A and B. A : B : (b) Nyatakan perbezaan antara monokotiledon dan dikotiledon dalam jadual berikut. State the differences between monocotyledon and dicotyledon in the following table. (c) Tuliskan Monokotiledon atau Dikotiledon bagi tumbuh-tumbuhan berikut. Write Monocotyledon or Dicotyledon for the following plants. Monokotiledon Monocotyledon Perbezaan Difference Dikotiledon Dicotyledon Daun Leaf Akar Root (i) Pokok jagung (ii) Pokok durian Corn plant: Durian tree: P01 Prak Top AspirasiSci Tg2.ind4 4 1/1/70 4:11:38 PM CONTOH

55 1. Apakah dua jenis kitar nutrien yang utama? What are the two main types of nutrient cycles? I Kitaran karbon Carbon cycle II Kitaran hidrogen Hydrogen cycle III Kitaran oksigen Oxygen cycle IV Kitaran sulfur Sulphur cycle A I dan II B I dan III I and II I and III C II dan III D III dan IV II and III III and IV 2. Antara berikut, yang manakah bukan kepentingan biodiversiti? Which of the following is not the importance of biodiversity? A Meningkatkan populasi manusia Increase population of human B Membekalkan sumber perubatan Supplies medical resources C Menyediakan bahan-bahan mentah untuk industri Provides raw materials for industries D Membekalkan sumber makanan kepada manusia Supplies food source to humans 3. Pilih pernyataan yang betul mengenai katak. Choose the correct statements about a frog. A Katak menjalani persenyawaan dalaman Frog undergoes internal fertilisation B Katak boleh hidup di darat dan di dalam air Frog can live on land and in water C Katak bernafas melalui peparu di dalam air Frog breathes through lungs in water D Katak bernafas melalui insang apabila di darat Frog breathes through gills when in land 4. Rajah 4 menunjukkan suatu proses. Diagram 4 shows a process. Oksigen Oxygen X Karbon dioksida Carbon dioxide Rajah / Diagram 4 Apakah proses X? What is the process X? A Transpirasi Transpiration B Respirasi Respiration C Fotosintesis Photosynthesis D Pembakaran Combustion 5. Apakah produk akhir bagi pencernaan kanji? What is the end product of digestion for starch? A Asid amino Amino acids Bahagian A [20 markah / marks] Jawab semua soalan. Answer all questions. Markah: 100 Ujian Akhir Sesi Akademik (UASA) Nama: Tarikh: Masa: 2 jam P014 (UASA) Prak Top AspirasiSci55 55 1/1/70 8:14:14 AM CONTOH

56 B Maltosa Maltose C Glukosa Glucose D Gliserol Glycerol 6. Rajah 6 menunjukkan dua organisma. Diagram 6 shows two organisms. Rajah / Diagram 6 Nyatakan jenis interaksi yang ditunjukkan oleh organisma di atas. State the type of interaction shown by organisms above. A Mutualisme B Komensalisme Mutualism Commensalism C Persaingan D Parasitisme Competition Parasitism 7. Berikut menunjukkan tentang Hukum Ohm. The following shows about Ohm’s Law. Hukum Ohm Ohm’s Law V = IR Berdasarkan Hukum Ohm, apakah yang akan terjadi sekiranya I meningkat? Based on the Ohm’s Law, what will happen if I increase? A V akan meningkat apabila I meningkat V will increase when I increase B R akan meningkat apabila I meningkat R will increase when I increase C V akan menurun apabila I meningkat V will decrease when I increase D R akan kekal apabila I meningkat R will remain when I increase 8. Mengapakah ikan paus dikelaskan sebagai mamalia? Why whales are classified as mammal? A Badan diliputi sisik Body covered with scales B Bernafas melalui peparu Breathe through lungs C Melalui persenyawaan luar Undergo external fertilisation D Bernafas melalui insang Breathe through gills 9. Berdasarkan teori kinetik gas, pernyataan yang manakah benar? Based on the kinetic theory of gas, which statement is correct? I Zarah-zarah gas berlanggar antara satu sama lain tetapi tidak berlanggar dengan dinding bekas Gas particles collide with each other but not with the wall of the container II Zarah-zarah gas mempunyai tenaga kinetik Gas particles have kinetic energy III Kesan perlanggaran menghasilkan daya tolakan yang dikenali sebagai tekanan udara The effect of collision produced pushing force known as air pressure IV Zarah-zarah gas sentiasa bergerak bebas tetapi tidak secara rawak Gas particles always move freely but not randomly A I dan II B I dan III I and II II and III C II dan III D III dan IV II and III III and IV 10. Antara berikut, yang manakah boleh mengembang dan mengecut? Which of the following can expand and contract? A Pintu kayu Wooden door B Paip plastik Plastic pipe C Kabel elektrik Electrical cables P014 (UASA) Prak Top AspirasiSci56 56 1/1/70 8:14:15 AM CONTOH

57 D Bekas makanan Food container 11. Pilih bahan yang menukarkan warna fenolftalein menjadi merah jambu. Choose substance that changes the colour of phenolphthalein to pink. A B C D 12. Apakah koleksi berjuta-juta bintang, planet, habuk dan gas yang dipegang bersama oleh daya graviti? What is the collection of millions of stars, planets, dust and gases held together by the gravitational force? A Galaksi B Nebula Galaxy Nebula C Lohong hitam D Alam semesta Black hole The universe 13. Apakah bahan yang hadir apabila ujian iodin dilakukan? What isthe substance present when the iodine test is done? A Lemak B Kanji Fat Starch C Protein D Glukosa Protein Glucose 14. Rajah 14 menunjukkan kitar hidup bintang. Diagram 14 shows life cycle of stars. Super raksasa Supergiant Z Supernova Supernova Lohong hitam Black hole Rajah / Diagram 14 Apakah Z? / What is Z? A Nebula / Nebula B Super raksasa / Supergiant C Raksasa merah / Red giant D Bintang neutron / Neutron star 15. Rajah 15 menunjukkan penyiasatan untuk mengkaji faktor yang mempengaruhi kadar penyejatan air. Diagram 15 shows an investigation to study the factor that affects the rate of water evaporation. Rajah / Diagram 15 Antara berikut, yang manakah benar tentang J dan K? / Which of the following is true about J and K? J K A Kertas lambat kering Paper dries slow Kertas cepat kering Paper dries fast B Kadar pergerakan udara tinggi High rate of air movement Kadar pergerakan udara rendah Low rate of air movement C Kelembapan tinggi High humidity Kelembapan rendah Low humidity D Suhu persekitaran tinggi High surrounding temperature Suhu persekitaran rendah Low surrounding temperature Kipas Fan Kertas kobalt klorida lembap Moist cobalt chloride paper J K P014 (UASA) Prak Top AspirasiSci57 57 1/1/70 8:14:17 AM CONTOH

58 16. Antara berikut, planet yang manakah mempunyai kandungan oksigen paling tinggi? Whick of the following planet have the highest oxygen content? A Bumi B Marikh Earth Mars C Zuhal D Musytari Saturn Jupiter 17. Apakah contoh objek tuas kelas kedua? What is the example of second class lever? A Joran Fishing rod B Gunting Scissors C Pembuka tin Can opener D Kereta sorong Wheelbarrow 18. Apakah daya yang menentang berat objek yang terapung di dalam air atau di udara? What is the force that resists the weight of an object that floats on water or in the air? A Daya graviti Gravitational force B Daya elastik Elastic force C Daya geseran Frictional force D Daya apungan Buoyant force 19. Di bahagian manakah tinja disimpan sementara sebelum dikeluarkan? Which part is the faeces stored temporarily before being removed? A Dubur Anus B Rektum Rectum C Usus besar Large intestine D Duodenum Duodenum 20. Mengapakah permukaan Bulan mempunyai lebih banyak kawah berbanding permukaan Bumi? Why does the surface of the Moon have more craters than the surface of the Earth? A Bulan tidak mengeluarkan cahaya The Moon does not emits light B Bulan lebih ringan daripada Bumi The Moon is lighter than the Earth C Saiz Bulan lebih kecil daripada Bumi The size of the Moon is smaller than the Earth D Bulan tidak mengalami proses hakisan seperti Bumi Tha Moon has no process of erosion like the Earth P014 (UASA) Prak Top AspirasiSci58 58 1/1/70 8:14:18 AM CONTOH

59 1. (a) Nyatakan sama ada pernyataan berikut adalah BENAR atau PALSU. State whether the following statement is TRUE or FALSE. (i) (ii) (iii) (iv) [2 markah] [2 marks] (b) Rajah 1 menunjukkan peta buih bagi punca sistem keimunan menjadi lemah. Diagram 1 shows a bubble map for the causes that weaken the immune system. Tuberkulosis (TB) adalah penyakit berjangkit. Tuberculosis (TB) is an infectious disease. Influenza dipindahkan melalui air. Influenza is transmitted through water. Seseorang yang mendapat suntikan Hepatitis B tidak akan dijangkiti Tuberkulosis. A person who obtains a Hepatitis B injection will not get infected with Tuberculosis. Sistem imun bergerak balas dengan menghasilkan antibodi. Immune system responds by producing antibodies. Terdedah kepada pencemaran udara Exposure to polluted air Punca sistem keimunan menjadi lemah Causes that weaken the immune system (i) (ii) [2 markah] [2 marks] Rajah / Diagram 1 Lengkapkan peta buih di atas. / Complete the bubble map below. P014 (UASA) Prak Top AspirasiSci59 59 1/1/70 8:14:18 AM CONTOH

60 2. (a) Nyatakan organ pernafasan untuk organisma berikut. State the breathing organ for the following organisms. (i) (ii) (iii) (iv) [2 markah] [2 marks] (b) Padankan tumbuhan yang berikut dengan cirinya. Match the following plants with its characteristic. [2 markah] [2 marks] Dikotiledon Dicotyledon Monokotiledon Monocotyledon P014 (UASA) Prak Top AspirasiSci60 60 1/1/70 8:14:20 AM CONTOH

61 3. (a) Isi tempat kosong untuk melengkapkan persamaan berikut. Fill in the blanks to complete the following equations. (i) Maltosa Maltose Amilase liur Salivary amylase (ii) Lemak Fats Lipase Lipase (iii) Dipeptida Dipeptides Asid amino Amino acids (iv) Maltosa Maltose Maltase Maltase [2 markah] [2 marks] (b) Nyatakan contoh makanan dalam piramid di bawah. State the example of food in the food pyramid below. [2 markah] [2 marks] (i) (iii) (iv) (ii) P014 (UASA) Prak Top AspirasiSci61 61 1/1/70 8:14:20 AM CONTOH

62 4. (a) Padankan pernyataan dengan jawapan yang betul. Match the statement with the correct answer. Neutral Neutral Alkali Alkali Asid Acid Kertas litmus merah bertukar biru Red litmus paper turns blue Kertas litmus biru bertukar merah Blue litmus paper turns red Kertas litmus merah tidak berubah Red litmus paper has not changed [2 markah] [2 marks] (b) Tandakan (✓) pada sifat asid dan (✗) pada sifat alkali. Mark (✓) the properties of acid and (✗) the properties of alkali. (i) (ii) (iii) [2 markah] [2 marks] Sifat Properties ✓ atau ✗ or Berasa masam seperti oren. Tastes sour like orange. Nilai pH lebih daripada 7. pH value more than 7. Bertindak balas dengan logam. Reacts with metals. P014 (UASA) Prak Top AspirasiSci62 62 1/1/70 8:14:21 AM CONTOH

63 5. (a) Tuliskan BENAR pada jenis daya yang betul dan PALSU pada jenis daya yang salah. Write TRUE for the correct type of force and FALSE for the incorrect type of force. (i) (ii) (iii) [2 markah] [2 marks] Rajah Diagram Daya Force BENAR / PALSU TRUE / FALSE Apungan Buoyant Elastik Elastic Geseran Frictional P014 (UASA) Prak Top AspirasiSci63 63 1/1/70 8:14:22 AM CONTOH

64 (b) Isi tempat kosong dengan jawapan yang betul. Fill in the blanks with the correct answer. arah bentuk berhenti bergerak direction shape stop move (i) Objek yang ditolak akan . Pushed object will . (ii) Daya boleh mengubah dan saiz objek. Force can change the and size of object. (iii) Objek akan bergerak apabila daya dikenakan pada arah bertentangan. The object will moving when force is applied in the opposite direction. (iv) Daya boleh mengubah pergerakan objek. Force can change the of motion of object. [2 markah] [2 marks] P014 (UASA) Prak Top AspirasiSci64 64 1/1/70 8:14:22 AM CONTOH

65 6. Apabila suatu objek menyerap haba, suhu objek tersebut akan meningkat. Rajah 6.1 menunjukkan contoh objek yang merupakan konduktor haba yang baik. When an object absorbs heat, the temperature of the object will increase. Diagram 6.1 shows the example of object that is a good conductor of heat. Rajah / Diagram 6.1 (a) Bandingkan dan bezakan antara suhu dan haba. Compare and contrast between the temperature and heat. [2 markah] [2 marks] (b) Apakah yang dimaksudkan dengan ‘konduktor haba yang baik’? What is meant by ‘a good conductor of heat’? [2 markah] [2 marks] (c) Objek dalam Rajah 6.1 diperbuat daripada apa? What is the object in Diagram 6.1 made up from? [1 markah] [1 mark] P014 (UASA) Prak Top AspirasiSci65 65 1/1/70 8:14:23 AM CONTOH

66 (d) Objek dalam Rajah 6.1 disusun dan dilabel sebagai P, Q, R dan S seperti yang ditunjukkan dalam Rajah 6.2. Objects in Diagram 6.1 are arranged and labelled as P, Q, R and S as shown in Diagram 6.2. P Q Rod besi Iron rod Helaian asbestos Asbestos sheet Lilin R S Wax Rajah / Diagram 6.2 (i) Nyatakan pemerhatian selepas beberapa ketika. State the observation after a few while. [2 markah] [2 marks] (ii) Berdasarkan konsep konduktor haba, terangkan pemerhatian yang dinyatakan dalam 6(d)(i). Based on the concept of heat conductor, explain the observation stated in 6(d)(i). [3 markah] [3 marks] P014 (UASA) Prak Top AspirasiSci66 66 1/1/70 8:14:24 AM CONTOH

67 7. (a) Rajah 7 menunjukkan gula ditambah ke dalam air dan kemudian dikacau. Diagram 7 shows sugar is being added into water and then being stirred. Kacau / Stir Gula Sugar Air Water Rajah / Diagram 7 (i) Apakah yang dimaksudkan dengan pelarut? What is meant by solvent? [1 markah] [1 mark] (ii) Berdasarkan Rajah 7 yang manakah zat terlarut? Based on Diagram 7, which one is the solute? [1 markah] [1 mark] (iii) Apakah peranan air dalam Rajah 7? What is the role of water in Diagram 7? [1 markah] [1 mark] (iv) Apakah yang akan berlaku sekiranya terlalu banyak gula ditambah ke dalam air? What will happen if too much sugar is added into the water? [1 markah] [1 mark] (b) Nyatakan tiga jenis larutan. State three types of solution. [2 markah] [2 marks] P014 (UASA) Prak Top AspirasiSci67 67 1/1/70 8:14:25 AM CONTOH

68 (c) Berikan satu faktor yang mempengaruhi kadar keterlarutan. Jelaskan. Give one factor affecting the rate of dissolving. Explain. [2 markah] [2 marks] (d) Nina mahu menyediakan banyak larutan gula. Cadangkan satu cara untuk dia menyediakan larutan tersebut dengan lebih cepat. Nina wants to prepare a lot of sugar solution. Suggest one way for her to prepare the solution fast. [2 markah] [2 marks] 8. (a) Rajah 8 menunjukkan suatu rantai makanan di sawah padi. Diagram 8 shows a food chain at paddy field. Rajah / Diagram 8 Berdasarkan Rajah 8, nyatakan pengguna primer dan tertier. Based on Diagram 8, state primary and tertiary consumer. [2 markah] [2 marks] (b) Nyatakan maksud populasi dan ekosistem. State the meaning of population and ecosystem. (i) Populasi : Population (ii) Ekosistem : Ecosystem [2 markah] [2 marks] P014 (UASA) Prak Top AspirasiSci68 68 1/1/70 8:14:25 AM CONTOH

69 (c) Vertebrata adalah haiwan yang mempunyai tulang belakang. Vertebrates are animals which have backbones. (i) Berikan dua contoh vertebrata. Give two examples of vertebrates. [1 markah] [1 mark] (ii) Vertebrata boleh diklasifikasikan kepada lima kelas. Nyatakan lima kelas tersebut. Vertebrates can be classified into five classes. State the five classes. [3 markah] [3 marks] (iii) Berikan satu contoh spesies vertebrata endemik dan nyatakan kawasan asalnya. Give one example of endemic species of vertebrate and state its origin place. [2 markah] [2 marks] 9. (a) Rajah 9 menunjukkan struktur vilus di dalam badan manusia. Diagram 9 shows the structure of villi in the human body. Ketebalan dinding satu sel Wall of one-cell thickness Kapilari darah Blood capillaries Rajah / Diagram 9 (i) Jelaskan struktur vilus yang membolehkan makanan yang dicerna diserap ke dalam kapilari darah. Explain the structure of the villi that allows digested food to be absorbed into the blood capillaries. [2 markah] [2 marks] P014 (UASA) Prak Top AspirasiSci69 69 1/1/70 8:14:26 AM CONTOH

70 (ii) Di bahagian organ pencernaan manakah vilus boleh dijumpai? In which digestive organ can the villi be found? [1 markah] [1 mark] (b) (i) Nyatakan dua kelas makanan yang dicerna di bahagian usus kecil. State two classes of food digested in small intestine. [2 markah] [2 marks] (ii) Nyatakan kelas makanan yang tidak boleh dicerna dan boleh didapati di usus kecil. State the class of food that cannot be digested and can be found in the small intestine. [1 markah] [1 mark] (c) (i) Di bahagian manakah tinja akan disimpan sementara? Which part will the faeces be stored temporarily? [1 markah] [1 mark] (ii) Berikan maksud penyahtinjaan. Give the meaning of defecation. [1 markah] [1 mark] (d) Nyatakan fungsi perut dan usus besar. State the function of stomach and large intestine. (i) Perut : Stomach (ii) Usus besar : Large intestine [2 markah] [2 marks] P014 (UASA) Prak Top AspirasiSci70 70 1/1/70 8:14:27 AM CONTOH

71 10. Zarah-zarah medium yang bergetar akan menghasilkan mampatan berselang-seli disebutkan sebagai gelombang bunyi. Particles of the medium that vibrate will produce an alternating compression and rarefaction called as sound waves. (a) Nyatakan tiga sifat gelombang bunyi. State three properties of sound waves. [3 markah] [3 marks] (b) Apakah medium yang paling cepat memindahkan bunyi? Terangkan jawapan anda. What is the fastest medium that transfers sound? Explain your answer. [3 markah] [3 marks] (c) Nyatakan unit bagi frekuensi. State the unit of frequency. [1 markah] [1 mark] (d) Choi tidak dapat mendengar dengan jelas jam penggeranya pada waktu pagi. Dengan menggunakan bahan-bahan dalam Rajah 10, anda dikehendaki untuk mereka bentuk model yang dapat menguatkan bunyi jam penggera berdasarkan prinsip pantulan bunyi. Choi is unable to hear clearly his alarm clock in the morning. By using the materialsin Diagram 10, you are required to design a model that is able to amplify the sound of the alarm clock based on the principle of sound reflection. Tiub Tube Blok logam Metal block Jam loceng Alarm clock Rajah / Diagram 10 P014 (UASA) Prak Top AspirasiSci71 71 1/1/70 8:14:28 AM CONTOH

72 Lakarkan model dengan kreativiti anda. Terangkan bagaimana ia berfungsi. Sketch the model with your own creativity. Explain how it works. Penerangan Explanation: [3 markah] [3 marks] P014 (UASA) Prak Top AspirasiSci72 72 1/1/70 8:14:28 AM CONTOH

73 11. (a) Sebuah mentol disambungkan ke bateri 12 V. Arus yang mengalir melalui mentol adalah 3 A. Kira rintangan mentol. A bulb is connected to a 12 V battery. The current that flows through the bulb is 3 A. Calculate the resistance of the bulb. [2 markah] [2 marks] (b) (i) Nyatakan dua jenis litar elektrik. State two types of electrical circuit. [2 markah] [2 marks] (ii) Lakarkan salah satu jenis litar elektrik dalam 11(b)(i). Draw one of the type of electrical circuit in 11(b)(i). [2 markah] [2 marks] P014 (UASA) Prak Top AspirasiSci73 73 1/1/70 8:14:29 AM CONTOH

74 (iii) Bandingkan dan bezakan antara dua litar elektrik. Compare and contrast between the two electrical circuits. [3 markah] [3 marks] (c) Lakarkan simbol perintang. Draw the symbol of the resistor. [1 markah] [1 mark] P014 (UASA) Prak Top AspirasiSci74 74 1/1/70 8:14:29 AM CONTOH

J Jawapan �015 Jw�n �rak To� As�irasi�ci T1 1 1/1/70 7:42:40 AM CONTOH

J Praktis 1 Bahagian A 1. A 2. D 3. C 4. C 5. B Bahagian B 1. (a) (i) �A��� FALSE (ii) B��A� TRUE (iii) B��A� TRUE (iv) �A��� FALSE (b) (i) tidak bertulang belakang; bertulang belakang do not have backbones; have backbones (ii) vertebrata; invertebrata vertebrate; invertebrate Bahagian C 2. (a) (i) • �a�a� Elephant • �tik Duck (ii) • �e�ut Ant • �i�ut Snail (b) Ho�oioter�a / Bernafas �elalui �e�aru / Me��unyai se�asang kaki bersisik (Jawa�an lain yang �unasaba�) Homeothermic / Breathe through lungs / Have a pair of scaly legs (Other reasonable answer) (c) �ntuk �engekalkan su�u badan To maintain body temperature 3. (a) Tu�bu�an berbunga Flowering plant (b) Monokotiledon Monocotyledon 4. (a) A: Monokotiledon Monocotyledon B: Dikotiledon Dicotyledon (b) Monokotiledon Monocotyledon Perbezaan Difference Dikotiledon Dicotyledon Daun berurat selari Leaf with parallel veins Daun Leaf Daun berurat �e�ala Leaf with network veins Berakar serabut Fibrous root Akar Root Berakar tun�ang Tap root (c) (i) Monokotiledon Monocotyledon (ii) Dikotiledon Dicotyledon Praktis 2 Bahagian A 1. C 2. D 3. D 4. B 5. A Bahagian B 1. (a) (i) ✓ (ii) ✓ (v) ✓ (b) 2. (a) (i) ��esies Species (ii) �o�ulasi Population (iii) Ko�uniti Community (iv) �kosiste� Ecosystem (b) �015 Jw�n �rak To� As�irasi�ci T2 2 1/1/70 7:42:41 AM CONTOH

J Bahagian C 3. (a) (i) �engeluar�engeluar Producer (ii) �engguna engguna tertier tertier Tertiary consumer (iii) �engurai�engurai Decomposer (b) O�nivor Omnivorous (c) Tenaga Energy 4. (a) (i) Ko�ensalis�e �ensalis�e Commensalism (ii) �arasitis�e arasitis�e Parasitism (iii) Mangsa��e�angsa ��e�angsa Prey-predator (iv) �ersaingan ersaingan Competition (b) Ca�aya / �uang / Air / Makanan / �asangan Light / Space / Water / Food / Mate 5. (a) Oksigen digunakan dan karbon dioksida dibebaskan Oxygen is used and carbon dioxide is released (b) Tu�bu�an �i�au �engekalkan kandungan karbon dioksida dan oksigen dala� udara �elalui fotosintesis Green plants maintain the carbon dioxide content and oxygen content in the air through photosynthesis (c) �ebagai �engurai untuk �engekalkan kandungan karbon dioksida dan oksigen �elalui �enguraian tu�bu�an dan �aiwan yang tela� �ati As the decomposer to maintain the carbon dioxide and oxygen content by decomposing the dead plants and animals 6. (a) (i) Hakisan tana� Soil erosion (ii) Hu�an asid Acid rain (iii) Ban�ir kilat Flash flood (b) �e�balakan secara berkawal / Menguat� kuasakan undang�undang ter�ada� �e�buangan sa��a� / Menana� se�ula �okok Controlled logging / Reinforce laws towards waste disposal / Replant trees Praktis 3 Bahagian A 1. C 2. C 3. B 4. C 5. A Bahagian B 1. (a) Makanan Food Kelas Class Fungsi Function A Karbo�idrat Carbohydrate Me�bekalkan tenaga To supply energy B Vita�in Vitamins Mengekalkan kesi�atan badan To maintain body’s health C �elawas Fibre Merangsang �eristalsis To stimulate peristalsis D �rotein Protein �ertu�bu�an badan Growth of body (b) Bahagian C 2. (a) Karbo�idrat Carbohydrate (b) �ebab ia di�erlukan �anya untuk �engawal� atur �roses��roses badan bagi �engekalkan kesi�atan Because it is needed only to regulate body processes for maintaining health (c) �enyakit �antung / Dara� tinggi / Obesiti Heart diseases / Hypertension / Obesity (d) Jantina / �kli� / �eker�aan Gender / Climate / Work 3. (a) �ntuk �ena�ba�kan luas �er�ukaan dan �eningkatkan kadar �enyera�an �asil �encernaan To increase surface area and increase the absorption rate of digested products �015 Jw�n �rak To� As�irasi�ci T3 3 1/1/70 7:42:42 AM CONTOH

J (b) Tin�a Faeces (c) �iste� �encernaan, siste� �eredaran dara� dan asi�ilasi Digestive system, blood circulation system and assimilation (d) (i) Meng�asilkan tenaga dala� �roses res�irasi Produce energy in respiration process (ii) Me�bentuk ko��onen sel�sel Form components of cells (iii) Me�bentuk le�ak yang berfungsi sebagai �enebat �aba dan �elindung organ dala�an Form fat which is used as heat insulator and to protect internal organs Praktis 4 Bahagian A 1. D 2. C 3. C 4. A 5. C Bahagian B 1. (a) (i) B��A� TRUE (ii) B��A� TRUE (iii) �A��� FALSE (iv) �A��� FALSE (b) (i) Menutu� �ulut dan �idung se�asa bersin, batuk atau �engua� Cover your mouth and nose when sneezing, coughing or yawning (ii) Jangan �eluda� di �erata�rata te��at Do not spit everywhere (iii) Didi�kan air �inu�an dengan cuku� �asak Boil the drinking water thoroughly (iv) Ca��urkan klorin dala� kola� renang dan siste� bekalan air Add chlorine into swimming pools and water supply system Bahagian C 2. (a) Melalui luka atau kecederaan Through wound or injury (b) �ebagai antise�tik untuk �e�usna�kan �ikroorganis�a As an antiseptic to destroy microorganisms (c) �el dara� �uti� / White blood cell (d) �ntuk �engelakkan �atogen �e�asuki sel �eru�a� To prevent pathogens from entering the host cell 3. (a) (i) Vaksin / Vaccine (ii) Vaksin �engandungi antigen yang di�erole� dari�ada struktur virus atau bakteria yang tela� dile�a�kan atau di�atikan. Vaccine contains antigens obtained from the structure of virus or bacterium that has been weakened or dead. (b) Merangsang siste� i�un tubu� untuk �elawan �angkitan �enyakit tertentu dengan �e�bentuk kei�unan Stimulate the body’s immune system to fight against certain infection by forming immunity 4. (a) A: �raf kei�unan aktif Active immunity graph B: �raf kei�unan �asif Passive immunity graph (b) �ewaktu bayi �enda�at antibodi dari�ada susu ibu atau dara� ibu yang �erentasi dinding �lasenta During the period when the infant gets antibodies from mother’s milk or mother’s blood through the placental wall (c) Te��o� kei�unan kelas A lebi� �an�ang dari�ada kei�unan kelas B The duration of class A immunity is longer than that of class B immunity (d) (i) Terdeda� ke�ada �ence�aran udara Exposed to air pollution (ii) �enga�bilan kuantiti gula yang ber� lebi�an Intake excessive amount of sugar Praktis 5 Bahagian A 1. A 2. A 3. A 4. D 5. C Bahagian B 1. (a) (i) �eleburan Melting (ii) �endidi�an Boiling (iii) �e�bekuan Freezing �015 Jw�n �rak To� As�irasi�ci T4 4 1/1/70 7:42:43 AM CONTOH

J (iv) Kondensasi Condensation (b) Bahagian C 2. (a) �ntuk �e�benarkan �ergerakan ion dala� elektrolit / Menyokong �engaliran elektrik dala� air To enable the movement of ions in the electrolyte / To support electric flow in water (b) �as �idrogen �eng�asilkan bunyi ‘�o�’ a�abila kayu u�i bernyala didekati. �as oksigen �enyalakan se�ula kayu u�i berbara. The hydrogen gas produces a ‘pop’ sound when a burning wooden splinter draws close. The oxygen gas reignites the glowing wooden splinter. 3. (a) Kurang dari�ada 50 saat. Kerana lebi� banyak tenaga �aba dibekalkan untuk �elarutkan gara� itu. Less than 50 seconds. Because more heat energy is provided to dissolve the salt. (b) �ebagai �engawet / Me��ertingkatkan rasa �akanan As a preservative / To enhance the taste of food 4. (a) BekasA. Kerana luas �er�ukaan air terdeda� bagi bekas A adala� lebi� kecil. Container A. Because the exposed water surface area of container A is smaller. (b) Masa �enye�atan berkurang The evaporation time decreases (c) Kele�ba�an dan �ergerakan udara Humidity and movement of air 5. (a) �a��a� sara� dan sisa toksik Rubbish and toxic waste (b) �rotein Protein Praktis 6 Bahagian A 1. C 2. B 3. A 4. D 5. D Bahagian B 1. (a) Asid �idroklorik Hydrochloric acid Cuka Vinegar �arutan kaliu� �idroksida Potassium hydroxide solution �abun Soap (b) (i) ✓ (ii) ✓ (iv) ✓ 2. (a) (i) tinggi higher (ii) renda� lower (iii) 0 – 6 (iv) neutral neutral (b) (i) Tidak berwarna Colourless (ii) Mera� �a�bu Pink (iii) Mera� Red (iv) Kuning Yellow 3. Bahagian C 4. (a) (i) Tindak balas antara asid dan alkali untuk �eng�asilkan gara� dan air. A reaction between acid and alkaline to produce salt and water. (ii) �atriu� klorida dan air Sodium chloride and water (b) Asid + Alkali → �ara� + Air Acid + Alkali → Salt + Water 5. (a) �abun Soap (b) Asid �enukarkan kertas lit�us biru ke�ada �era� �anakala alkali �enukarkan kertas lit�us �era� ke�ada biru. Acid turns blue litmus paper to red while alkali turns red litmus paper to blue. (c) Mengakis Corrosive �015 Jw�n �rak To� As�irasi�ci T5 5 1/1/70 7:42:44 AM CONTOH

J Praktis 7 Bahagian A 1. B 2. B 3. D 4. B 5. A Bahagian B 1. (a) (i) Tenaga ca�aya Light energy (ii) Tenaga nuklear Nuclear energy (b) (i) B��A� TRUE (ii) B��A� TRUE (iii) �A��� FALSE 2. (a) (i) ✓ (ii) ✗ (iii) ✓ (iv) ✓ (b) (i) Bercas �ositif Positively charged (ii) �eutral Neutral (iii) Bercas negatif Negatively charged Bahagian C 3. (a) (i) Awan Clouds �etir Lightning Bu�i Earth + + + + + + + + ++ – – – – – – – + + – – – – – – + + (ii) Menyediakan suatu lintasan bagi cas� cas elektrik dari�ada kilat �e�asuki ke dala� Bu�i. To provide a path for the electric charges from the lightning to flow into the ground. (b) (i) A: Tidak �enca�a� Does not diverge (ii) B: Menca�a�Menca�a� Diverge (iii) C: Menca�a� Diverge 4. (a) (i) Volt (V) (ii) �ntuk �engukur arus elektrik To measure electric current (b) (i) A: �itar selari Parallel circuit B: �itar bersiri Series circuit (ii) A: 2 Ω B: 4 Ω 5. (a) U/N U/N U/N S/S S/S U/N U/N S/S U/N S/S U/N S/S (i) U/N U/N U/N S/S S/S U/N U/N S/S U/N S/S U/N S/S (ii) (b) �etua gengga�an tangan kanan Right-hand grip rule Praktis 8 Bahagian A 1. C 2. A 3. A 4. B 5. B Bahagian B 1. (a) (i) Daya a�ungan Buoyant force (ii) Daya graviti Gravitational force (iii) Daya geseran Frictional force (iv) Daya elastik Elastic force (b) (i) Tolakan Push (ii) Tolakan dan tarikan Push and pull (iii) Tarikan Pull 2. (a) daya tindak balas; �agnitud a reaction; magnitude (b) 3. (a) (i) Tuas kelas �erta�a �015 Jw�n �rak To� As�irasi�ci T6 6 1/1/70 7:42:47 AM CONTOH

J First class lever (ii) Tuas kelas kedua Second class lever (iii) Tuas kelas ketiga Third class lever (b) (i) Kedua Second (ii) Ketiga Third Bahagian C 4. (a) (i) Daya a�ungan Buoyant force (ii) Kerana daya a�ungan lebi� besar dari�ada berat ob�ek Because buoyant force is greater than weight of the object (b) 15 � 5. (a) (i) 10 � (ii) 40 � (b) (i) Daya �er unit luas �er�ukaan Force per unit surface area (ii) Blok loga� B.Kerana luas �er�ukaannya kecil dan tekanannya lebi� besar. Metal block B. Because its surface area is smaller and its pressure is higher. (c) (i) (ii) (iii) Praktis 9 Bahagian A 1. C 2. A 3. B 4. A 5. B Bahagian B 1. (a) (b) (i) ✓ (ii) ✓ (iii) ✓ 2. (a) (b) (i) konduktor (ii) �enggolek conductor rollers 3. (a) (ii) ✓ (b) (ii) ✓ Bahagian C 4. (a) (i) �inaran Radiation (ii) Fotosintesis Photosynthesis (b) Konduksi dan �erolakan Conduction and convection (c) (i) Bayu laut Sea breeze (ii) Tidak No (iii) Bayu darat Land breeze Praktis 10 Bahagian A 1. A 2. B 3. D 4. B 5. B Bahagian B 1. (a) (i) di�antul reflected (ii) baik very well (iii) kasar rough (b) (i) �aling ce�at Fastest �015 Jw�n �rak To� As�irasi�ci T7 7 1/1/70 7:42:48 AM CONTOH

J (ii) Ce�at Fast (iii) �erla�an Slow 2. (a) (b) 3. (a) (i) ✓ (ii) ✓ (iii) ✓ (b) (i) a��litud amplitude (ii) Hz (iii) tinggi high Bahagian C 4. (a) (b) �elo�bang bunyi bole� di�antul Sound waves can be reflected (c) Ter�asil a�abila gelo�bang bunyi �e�antul ke�bali ke�ada �endengar dari suatu �er�ukaan keras Produced when sound waves are reflected from a hard surface to the listener 5. (a) (i) Kesan Do��ler Doppler effect (ii) �eruba�an frekuensi ketara yang disebabkan ole� �ergerakan relatif su�ber bunyi, �e�er�ati atau kedua� duanya Apparent change in frequency caused by the relative movement of the sound source, observer or both (b) Mengesan ob�ek di bawa� �er�ukaan air Detect objects below water surface Praktis 11 Bahagian A 1. C 2. B 3. C 4. A 5. C Bahagian B 1. (a) (i) ✓ (b) 2. (a) (i) ✓ (iii) ✓ (b) (i) nuklear nuclear (ii) lo�ong �ita� black hole (iii) su�ernova supernova (iv) Bi�a �akti Milky Way Bahagian C 3. (a) (i) Bintang Star (ii) �ebi� dari�ada 25 000 K Higher than 25 000 K (b) (i) Tekanan dan su�u yang tinggi dala� teras �enyebabkan tindak balas nuklear berlaku The high of pressure and temperature in the core causes the nuclear reaction occured (ii) �o�ong �ita� Black hole (c) (i) �u�u Temperature (ii) �aiz Size (iii) Kecera�an Brightness Praktis 12 Bahagian A 1. D 2. C 3. C 4. A 5. C Bahagian B 1. (a) (i) Zu�ra� Venus (ii) Marik� Mars �015 Jw�n �rak To� As�irasi�ci T8 8 1/1/70 7:42:50 AM CONTOH

J (iii) Musytari Jupiter (iv) Zu�al Saturn (v) �e�tun Neptune (b) (i) �A��� FALSE (ii) B��A� TRUE 2. (a) (i) barat, ti�ur west, east (ii) Musytari, Bu�i Jupiter, Earth (b) Bahagian C 3. (a) A: �tarid Mercury B: �e�tun Neptune (b) Ca�aya tidak da�at diserakkan disebabkan ole� ketiadaan at�osfera The light was not scattered due to the lack of atmosphere (c) (i) �lanet A: 0.386 A.�. �lanet B: 30 A.�. (ii) �lanet A: 6.09 3 10–6 ly �lanet B: 4.74 3 10–4 ly 4. (a) Kerana sinaran Mata�ari terus sa��ai ke �er�ukaan �tarid Because the sunlight reaches directly onto the surface of the Mercury (b) Musytari, Zu�al, �ranus dan �e�tun Jupiter, Saturn, Uranus and Neptune (c) �ebab kedudukan �lanet gergasi adala� agak �au� dari Mata�ari dan �eneri�a sinaran Mata�ari yang sedikit Because the positions of the giant planets are very far from the Sun and receives very little sunlight (d) Jisi� �lanet �tarid lebi� renda� dari�ada �isi� Bu�i The mass of the Mercury is lower than the mass of the Earth (e) Masa yang dia�bil untuk �engelilingi Mata�ari ole� Bu�i adala� lebi� �endek dari�ada �asa yang dia�bil ole� �ranus. The time taken to revolve around the Sun by the Earth is shorter than the time taken by the Uranus. Praktis 13 Bahagian A 1. C 2. A 3. B 4. B 5. D Bahagian B 1. (a) (b) (i) asteroid asteroid (ii) ke�ala head (iii) Marik� Mars (iv) kecil small 2. (a) (i) Meteoroid Meteoroid (ii) Ko�et Comet (iii) Asteroid Asteroid (b) 3 1 2 4 Bahagian C 3. (a) �ebab saiz dan �isi� sesetenga� �eteoroid adala� kecil, di �ana ia adala� �uda� di�engaru�i ole� daya tarikan graviti �lanet Because the size and mass of some meteoroids are small, where they can easily be influenced by the gravitational force of a planet (b) 0°C 4. (a) Ke�usna�an �idu�an di Bu�i Destruction of living things on the Earth (b) �ada titik �ersilangan atau lintasan ber�a��iran orbit Bu�i dan orbit asteroid At the intersection or bordering pathways of the Earth’s and the asteroid’s orbits �015 Jw�n �rak To� As�irasi�ci T9 9 1/1/70 7:42:51 AM CONTOH

J0 Ujian Akhir Sesi Akademik (UASA) Bahagian A 1. B 2. A 3. B 4. C 5. C 6. A 7. A 8. B 9. C 10. C 11. A 12. A 13. B 14. C 15. B 16. A 17. D 18. D 19. B 20. D Bahagian B 1. (a) (i) B��A� TRUE (ii) �A��� FALSE (iii) �A��� FALSE (iv) B��A� TRUE (b) (i) Mengala�i tekanan �erasaan Stress (ii) Terdeda� ke�ada �estisid Exposure to pesticides 2. (a) (i) �e�aru Lungs (ii) Kulit le�ba� / �e�aru Moist skin / Lungs (iii) �e�aru Lungs (iv) �nsang Gills (b) 3. (a) (i) Kan�i Starch (ii) Asid le�ak, gliserol Fatty acid, glycerol (iii) �rotease Protease (iv) �lukosa Glucose (b) (i) Minyak / �ula / �ara� Oil / Sugar / Salt (ii) �usu / Aya� / �kan Milk / Chicken / Fish (iii) Oren / ��al / �isang Orange / Apple / Banana (iv) �asi / Mi / Bi�irin Rice / Noodles / Cereal 4. (a) (b) (i) ✓ (ii) ✗ (iii) ✓ 5. (a) (i) B��A� TRUE (ii) �A��� FALSE (iii) �A��� FALSE (b) (i) bergerak move (ii) bentuk shape (iii) ber�enti stop (iv) ara� direction Bahagian C 6. (a) �u�u adala� dar�a� ke�anasan atau kese�ukan sesuatu ba�an �anakala �aba adala� satu bentuk tenaga. Haba diukur dala� unit �oule (J) �anakala su�u diukur dala� unit kelvin (K) atau dar�a� Celsius (°C). Temperature is the degree of hotness or coldness of a substance while heat is a form of energy. Heat is measured in joule (J) while temperature is measured in kelvin (K) or degree Celsius (°C). (b) Konduktor �aba yang baik ber�aksud kebole�an ba�an dala� �e�benarkan �engaliran �aba Good conductor of heat means the ability of a material in allowing the heat flow �015 Jw�n �rak To� As�irasi�ci T10 10 1/1/70 7:42:52 AM CONTOH

J (c) �oga� Metal (d) (i) Ob�ek � akan �atu� da�ulu dan diikuti ob�ek Q, � dan � Object P will fall down first and followed by Q, R and S (ii) Haba �engalir dari�ada kawasan �anas ke kawasan se�uk �elalui rod besi �e�e�al ole� konduksi. Disebabkan ob�ek � �aling dekat dengan su�ber �aba, ia akan �atu� da�ulu diikuti yang lain Heat flows from a hotter region to a cooler region through the solid iron rod by conduction. Since object P is the nearest to the heat source, it will fall down first followed by the others 7. (a) (i) Cecair yang �elarutkan sesuatu ba�an A liquid that dissolves a substance (ii) �ula Sugar (iii) Bertindak sebagai �elarut Act as a solvent (iv) �arutan �en�adi te�u The solution become saturated (b) �arutan cair, larutan �ekat dan larutan te�u Diluted solution, concentrated solution and saturated solution (c) �u�u �elarut / Kadar kacauan; Temperature of a solvent / Rate of stirring; �e�akin tinggi su�u �elarut, se�akin tinggi kadar keterlarutan / �e�akin tinggi kadar �engacauan, se�akin tinggi kadar keterlarutan The higher the temperature of a solvent, the higher the rate of solubility / The higher the rate of stirring, the higher the rate of solubility (d) �ina bole� �engacau larutan tersebut di atas da�ur untuk �eningkatkan su�u �elarut bagi �eningkatkan kadar keterlarutan Nina can stir the solution on stove to increase the temperature of the solvent for increasing the rate of solubility 8. (a) �engguna �ri�er iala� belalang dan �engguna tertier iala� ular The primary consumer is grasshopper and the tertiary consumer is snake (b) (i) �o�ulasi: �eku��ulan organis�a yang sa�a s�esies �idu� di �abitat yang sa�a Population: Group of organisms of the same species living in the same habitat (ii) �kosiste�: Bebera�a ko�uniti yang tinggal bersa�a�sa�a dala� satu �abitat saling berinteraksi antara satu sa�a lain Ecosystem: Few communities that live together in one habitat interact with one another (c) (i) Kucing / An�ing / �kan �aus / �kan / Burung �elang / �kan yu / Katak (Jawa�an lain yang betul) Cat / Dog / Whale / Fish / Eagle / Shark / Frog (Other correct answer) (ii) Mamalia, ikan, burung, amfibia, reptilia Mammals, fish, birds, amphibians, reptiles (iii) �anda, C�ina / Hari�au Malaya, Malaysia / Kanggaru, Australia Panda, China / Malayan tiger, Malaysia / Kangaroo, Australia 9. (a) (i) Dinding yang ni�is untuk �e�benarkan �akanan yang dicerna �eresa� �asuk ke dala� salur dara� dengan lebi� �antas Thin walls to allow the digested food diffuse into the blood capillaries faster (ii) �sus kecil Small intestine (b) (i) �e�ak dan �rotein Fat and protein (ii) �elawas Fibre (c) (i) �ektu� Rectum (ii) �roses �enyingkiran tin�a dari�ada badan Process of elimination of faeces from the body (d) (i) �erut: Mere�beskan asid �idroklorik dan �rotease Stomach: Secrete hydrochloric acid and protease (ii) �sus besar: Menyera� se�ula air dari�ada �akanan yang tidak tercerna Large intestine: Reabsorbs the water from undigested food 10.(a) Di�asilkan �elalui getaran ob�ek, �e�erlukan �ediu� untuk �era�bat, bole� di�antulkan atau disera� ole� ob�ek lain Produced by vibration of an object, require a medium to propagate, can be reflected or absorbed by other objects (b) �e�e�al. A�abila zara��zara� �ada satu �u�ung �e�e�al bergetar, ia �enyebabkan �015 Jw�n �rak To� As�irasi�ci T11 11 1/1/70 7:42:53 AM CONTOH

J zara��zara� yang bersebela�an bergetar dengan �antas kerana susunan zara��zara� �e�e�al ra�at. Solid. When the particles at one end of the solid vibrate, it causes the nearby particles vibrate fast because the arrangement of particles of solid is close. (c) Hertz (Hz) (d) Telinga Ear Jam loceng Alarm clock Blok logam Metal block Tiub Tube 1 2 3 4 5 6 7 8 9 10 11 12 �etakkan tiub 45° ke ara� blok loga� dan �a� loceng di �u�ung tiub satu lagi su�aya bunyi yang di�asilkan ole� �a� loceng bole� dikuatkan dan di�antulkan terus ke telinga C�oi Put the tube 45° towards the metal block and the alarm clock at the other end of the tube so that the sound produced by the alarm clock can be amplified and reflected directly to the Choi’s ear 11.(a) V = �� � = V � � = 12 3 � = 4 Ω (b) (i) �itar bersiri dan litar selari Series circuit and parallel circuit (ii) �itar bersiri Series circuit �itar selari Parallel circuit (iii) Kedua�dua litar �e�benarkan arus elektrik �elaluinya. �itar bersiri �engandungi ko��onen elektrik yang ber�ubung antara satu sa�a lain dala� satu laluan �anakala litar selari �engandungi banyak laluan berasingan dan setia� laluan �engandungi ko��onen elektrik. Both circuit allow electric current to flow through it. A series circuit contains electrical components that are connected one after another in a single path while a parallel circuit contains many separate paths and each path has electrical components. (c) �015 Jw�n �rak To� As�irasi�ci T12 12 1/1/70 7:42:53 AM CONTOH

Ujian Akhir Sesi Akademik Persediaan Awal Sebelum UASA Dicetak oleh: Swan Printing Sdn. Bhd. (274710-X) Lot 5249, Jalan BS7/1, Kawasan Perindustrian Bukit Serdang, 43300 Seri Kembangan, Sel. D.E. Lot 1 & 2, Jalan BS 7/1A, Taman Bukit Serdang, Seksyen 7, 43300 Seri Kembangan, Selangor Darul Ehsan. • Bhg. Penjualan: 03 – 8959 2001/ 3001/ 4003 • Faks: 03 – 8957 3611 • Bhg. Editorial: 03 – 6150 3009 • Faks: 03 – 6150 1007 • E-mel: [email protected] • Laman Web: www.pep-publications.com Sem. M’sia: RM6.90 Sabah/ S’wak: RM7.50 Dicetak oleh: Swan Printing Sdn. Bhd. (274710-X) Lot 5249, Jalan BS7/1, Kawasan Perindustrian Bukit Serdang, 43300 Seri Kembangan, Sel. D.E. Lot 1 & 2, Jalan BS 7/1A, Taman Bukit Serdang, Seksyen 7, 43300 Seri Kembangan, Selangor Darul Ehsan. • Bhg. Penjualan: 03 – 8959 2001/ 3001/ 4003 • Faks: 03 – 8957 3611 • Bhg. Editorial: 03 – 6150 3009 • Faks: 03 – 6150 1007 • E-mel: [email protected] • Laman Web: www.pep-publications.com Sem. M’sia: RM6.90 Sabah/ S’wak: RM7.50 Subjek Judul-judul dalam siri ini: Tingkatan Bahasa Melayu Reka Bentuk & Teknologi Geografi Sejarah Pendidikan Islam Matematik (Dwibahasa) Sains (Dwibahasa) English 123 Berdasarkan kehendak Dokumen Standard Kurikulum dan Pentaksiran (DSKP) Memenuhi format, standard dan keperluan kertas UASA terkini Disusun mengikut topiktopik dalam buku teks Menggabungjalinkan elemen Kemahiran Berfikir Aras Tinggi (KBAT) dan i-Think Jawapan lengkap disediakan 2 Praktis Topikal ASPIRASI KSSM Praktis Topikal ASPIRASI KSSM 2 TINGKATAN Farihah binti Raduwan K S S M Praktis Topikal ASPIRASI SAINS SAINS (Dwibahasa) ISBN 978-629-7560-20-5 9 786297 560205 00-Cv Praktis Topikal Aspirasi SN.indd 2 14/3/2023 11:43:25 AM