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Which of the following is not a function of water?

Manakah antara berikut bukan fungsi air?

A. Provides a moist surface for the diffusion of gasesMenyediakan permukaan lembap untuk pertukaran gas

B. Facilitates the movement of jointsMembantu pergerakan sendiC. An insulator of heat in the body

Penebat haba dalam badan

D. Facilitates the hydrolysis of food by enzymesMembantu hidrolisis makanan oleh enzim

Which property of an enzyme is shown in Figure 3?

Manakah ciri-ciri enzim yang ditunjukkan di dalam Rajah 3?

A. Enzyme reaction is specifictindak balas enzim adalah spesifik

B. Enzyme reaction is affected by pHtindak balas enzim dipengaruhi oleh Ph

C. Enzyme reaction is affected by temperature

tindak balas enzim adalah dipengaruhi oleh suhuD. Enzyme structure changes at the end of reactionstruktur enzim tidak berubah di akhir tindak balas

The diagram shows an aquatic organism.

Rajah menunjukkan sejenis organisma akuatik.

What is the process of substances moving in and out as shown by the organism?Apakah proses pergerakan bahan keluar dan masuk seperti yang ditunjukkan oleh organisma

tersebut?

A. Osmosis B. Diffusion C. Facilitated diffusion D. Active transport.Osmosis Resapan Resapan berbantu Pengangkutan aktif

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Which of the following are animal tissues?

Manakah antara berikut adalah tisu haiwan?

I. Muscle tissue/ tisu ototII. Epithelial tissue/ tisu epiteliumIII. Epidermal tissue/ tisu epidermis

IV. Connective tissue/ tisu penghubung

A. I and II only

B. I, II and III only

C. I, II and IV only

D. II, III and IV only.

The figure shows different human cells and organs.Rajah menunjukkan sel dan organ manusia.

Which systems do these cells and organs belong to?Sistem manakah sel-sel di atas dapat ditemui?

P Q R SA Endocrine system

Sistem endokrin

Respiratory system

Sistem pernafasan

Digestive system

Sistem pencernaan

Integumentary system

Sistem integumen

B Excretory system

Sistem perkumuhan

Reproductive system

Sistem pembiakan

Integumentary system

Sistem integumen

Circulatory system

Sistem peredaran darah

C Digestive system

Sistem pencernaan

Endocrine system

Sistem endokrin

Nervous system

Sistem saraf

Respiratory system

Sistem pernafasan

D Integumentary systemSistem integument Reproductive systemSistem pembiakan Muscular systemSistem otot Circulatory systemSistem peredaran darah

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Arrange the following statement in the correct order to show the process of facilitated

diffusion.Susun pernyataan berikut di dalam susunan yang betul untuk menunjukkan proses resapanberbantu.

I. The molecules bind to the active site of the carrier protein.Molekul melekat pada tapak aktif protein pembawa.

II. The protein changes its shape to allow the molecules to pass through the plasma membrane.

Protein berubah bentuk membenarkan molekul melalui membrane plasma.

III. No energy is needed and the carrier protein changes back to its original shape.

Tiada tenaga diperlukan dan protein pembawa kembali kepada bentuk asal.

IV. Substances which are not soluble in lipids will accumulates outside the plasma

membrane.

Bahan yang tidak larut lipid berkumpul diluar membrane plasma.

A. I, II, IV , III B. II, III, I , IV

C. IV, I, II, III D. IV, II, III, I

The figure shows a tissues.Rajah menunjukkan sejenis tisu.

Which organelle is found in abundance in the tissues as shown above?Organel yang manakah boleh ditemui di dalam tisu yang ditunjukkan di atas?

A. B.

C. D.