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Answer all questions Jawab semua soalan

1.Diagram 1 shows the structure of an animal cell. Rajah 1 menunjukkan struktur satu sel haiwan.

X

Diagram 1 / Rajah 1

What is organelle X ? Apakah organel X ?

24

A.Nucleus NukleusC.Ribosome Ribosom

B.Centriole SentriolD.Mitochondrion Mitokondrion

2.The following statements are about organelle P. Pernyataan berikut adalah mengenai organel P.

Found abundantly in muscle tissue / Terdapat dengan banyak dalam tisu otot Site of protein synthesis / Tapak sintesis protein

What is organelle P ? Apakah organel P ?

A.Ribosome Ribosom

C.Golgi apparatus Jasad Golgi

B.Cytoplasm Sitoplasma

D.Rough endoplasmic reticulum Retikulum endoplasma kasar

3.The following information are features of an organelle in a cell. Maklumat berikut adalah tentang ciri satu organel dalam sel.

Consists of an extensive network of folded membranes Terdiri daripada jaringan membran yang berlipatSynthesises and transports proteins through the cell Mensintesis dan mengangkut protein di dalam sel

Which of the following organelles has the features as stated above ?Antara organel berikut, yang manakah mempunyai ciri-ciri seperti di atas ?

A.Lysosome LisosomC.Mitochondrion Mitokondrion

B.Chloroplast KloroplasD.Rough endoplasmic reticulum Retikulum endoplasma kasar

4.Diagram 2 shows a type of animal tissue. Rajah 2 menunjukkan sejenis tisu haiwan.

Diagram 2 / Rajah 2

What is the tissue ? Apakah tisu itu ?

A. Nerve tissue Tisu saraf

C.Connective tissue Tisu penghubung

B.Epithelial tissue Tisu epithelium

D.Smooth muscle tissue Tisu otot licin

5.Diagram 3.1 shows the condition of cells P that were immersed in 15% sucrose solution and Diagram 3.2 shows the condition of cells Q that were immersed in solution X after 30 minutes. Rajah 3.1 menunjukkan keadaan sel P yang direndam di dalam larutan sukrosa 15% dan Rajah 3.2 menunjukkan keadaan sel Q yang direndam ke dalam larutan X selepas 30 minit.

Cells P / Sel P

Diagram 3.1 / Rajah 3.1

Cells Q / Sel Q

Diagram 3.2 / Rajah 3.2

Which of the following can solution X be ?Antara yang berikut, yang manakah merupakan larutan X ?

A.Distilled water Air sulingC.15 % sucrose solution Larutan sukrosa 15 %

B.5 % sucrose solution Larutan sukrosa 5 %D.35 % sucrose solution Larutan sukrosa 35 %

6.Potato strips were placed in 5 % , 15 % and 30 % sucrose solution. The initial mass of the potato strips is 1.40 g.Which of the following should the final mass of the potato strips in 30 % sucrose solution be ? Satu eksperimen telah dijalankan untuk menyiasat kesan kepekatan larutan natrium klorida terhadap jisim jalur-jalur kentang. Jisim awal jalur-jalur kentang ialah 1.40 g.Yang manakah antara berikut berkemungkinan jisim akhir jalur-jalur kentang di dalam larutan sukrosa 30 %

A.1.14 g

C.1.40 g

B.1.58 g

D. 1.79 g

7.Diagram 4 shows the movement of substance P across a plasma membrane by process Q. Rajah 4 menunjukkan pergerakan bahan P merentasi membran plasma secara proses Q.

Substance P / Bahan P

Outside the cell/ Diluar sel

Inside the cell/ Didalam sel

Diagram 4 / Rajah 4

What is process Q ? Apakah proses Q ?

A . OsmosisOsmosisC . Simple diffusion Resapan ringkas

B.Active transport Pengangkutan aktifD.Facilitated diffusion Resapan berbantu

8.The statements below are about trace element. Pernyataan di bawah adalah berkaitan unsur surih.

Trigger muscle contraction / Pencetus pengecutan otot Cofactor of enzymes / Kofaktor enzimComponent of bones / Komponen dalam tulang

Which of the following trace element has features as stated above ?Antara unsur surih berikut, yang manakah mempunyai ciri-ciri seperti di atas ?

A.Iron BesiC.Calcium Kalsium

B.Sodium NatriumD.Magnesium Magnesium9.Which level of protein organization refers to haemoglobin ? Aras organisasi protein manakah merujuk kepada hemoglobin ?

A.B.

C.D.

10. Diagram 5 shows the optimum pH of an enzyme P in its reaction.Rajah 5 menunjukkan pH optimum satu enzim P dalam tindak balasnya.

Rate of reaction / Kadar tindakabals

Enzyme P / Enzim P

1 2 3 4 5 6 7 8 9 10 11 12pH Diagram 5 / Rajah 50

What is enzyme P ? Apakah enzim P ?

A. Pepsin Pepsin B. Renin Renin

C. Trypsin Tripsin D. Salivary amylase Amilase liur

11. The following information is about the application of enzyme in industries. Maklumat berikut adalah berkenaan aplikasi enzim di dalam industri.

Remove the seed coats from cereal grains /Mengeluarkan kulit daripada bijirin Extract agar jelly from seaweeds / Mengasingkan agar-agar daripada rumpai laut

What is the enzyme? Apakah enzim tersebut ?

A.Zymase ZimaseC.Cellulase Selulase

B.Amylase AmilaseD.Protease Protease

12. Diagram 6 shows one of the stages of a cell division in human.Rajah 6 menunjukkan salah satu peringkat pembahagian sel dalam manusia.

Diagram 6 / Rajah 6

What is the significance of the cell division shown in human ?Apakah kepentingan pembahagian sel yang ditunjukkan itu dalam manusia ?

A.Cloning PengklonanC.Produce diploid cells Menghasilkan sel diploid

B.Tissue culture Kultur tisuD.Produce haploid cells Menghasilkan sel haploid

13. The following information shows the characteristics of a child with a genetic disorder. Maklumat berikut menunjukkan ciri-ciri seorang kanak-kanak yang mengalami kecacatan genetik.

Slanted eyes / Mata sepetShortened limbs / Anggota badan memendekReceding forehead and chin / Dahi dan dagu merosot

What is the cause of this genetic disorder ? Apakah punca kecacatan genetik tersebut ?A. Synapsis did not occur during prophase I Sinapsis tidak berlaku semasa profasa I

B. Cytokinesis did not occur during telophase II Sitokinesis tidak berlaku semasa telofasa II

C. Nucleus membrane did not form during telophase II Membran nukleus tidak terbentuk semasa telofasa IID. Sister chromatid did not separate during anaphase II Pasangan kromatid tidak terpisah semasa anafasa II

14. Diagram 7 shows the chromosomes in the liver cell of organism X. Rajah 7 menunjukkan kromosom dalam sel hati organism X.

Diagram 7 / Rajah 7

How many chromosomes are in a gamete of organism X ? Berapakah bilangan kromosom dalam gamet organisma X ?

A.10B 20

C.40D.80

15. Diagram 8 shows an organism found in a tropical forest.Rajah 8 menunjukkan sejenis organisma yang dijumpai di hutan hujan tropika.

Diagram 8 / Rajah 8

What is the feeding method of the organism ? Apakah cara pemakanan bagi organisma tersebut ?

A.Autotrophic Autotrofik

B.SaprophyticSaprofitik

C.Holozoic Holozoik

D. ParasiticParasit

16.When food sample Q is tested using Biuret test, the food sample turns purple .

Apabila sampel makanan Q diuji dengan ujian Biuret, sampel makanan bertukar warna menjadi ungu.

Which statement describes the class of food for food sample Q and its function ?Kenyataan manakah antara berikut menerangkan kelas makanan bagi sampel makanan Q dan fungsinya ?

Classes of food Kelas makanan

Function/ Fungsi

A.

Carbohydrates Karbohidrat

Synthesis of enzymes, antibodies and hormones Sintesis enzim , antibodi dan hormon

B.

Protein Protein

Build new cells for growth and renew damaged tissues. Membina sel baru untuk pertumbuhan dan memperbaharui tisu yang rosak.

C.

Lipid Lipid

Important source of energy Sumberpenting untuk tenaga

D.

Water Air

Medium for chemical reaction in the cell Media untuk tindak balas kimia di dalam sel

17. Mesophyll cells are important in carrying out photosynthesis.What organelle is found abundantly in the mesophyll cells to carry out the function? Sel mesofil adalah penting dalam menjalankan fotosintesis.Apakah organel yang banyak terdapat dalam sel mesofil untuk menjalankan fungsi tersebut?

A.Cloroplast Kloroplas

B.Mitochondrion Mitokondrion

C.Golgi apparatus Jasad Golgi

D.Rough endoplasmic reticulum Jalinan endoplasma kasar

18. Diagram 9 shows the structure of ruminant digestive system. Rajah 9 menunjukkan struktur sistem pencernaan ruminan.

ABCD

Diagram 9 / Rajah 9

Which of the labelled parts A, B, C or D is a true stomach? Antara A, B, C atau D yang manakah perut sebenar ?

19. Diagram 10 shows human tissues. Rajah 10 menunjukkan tisu manusia.

Diagram 10 / Rajah 10

What happen in the tissues during vigorous activity ? Apakah yang berlaku dalam tisu ini semasa aktiviti cergas ?

A.Glucose molecules break down partially into ethanol. Molekul glukosa terurai secara separa kepada etanol.

B.Glucose molecules break down partially into lactic acid. Molekul glukosa terurai secara separa kepada asid laktik.

C.Glucose molecules break down to produce carbon doxide. Molekul glukosa terurai menghasilkan karbon dioksida.

D.Glucose molecules break down to produce 2898 kJ of energy. Molekul glukosa terurai menghasilkan 2898 kJ tenaga

20. Diagram 11 shows a stage in human breathing mechanism.Rajah 11 menunjukkan satu peringkat dalam mekanisme pernafasan manusia.

Air move out / Udara keluar

Pressure / tekanan

Diagram 11 / Rajah 11

What causes it to oc

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