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- 1. Multiple Choice
Antara berikut, yang manakah bukan kepentingan homeostasis kepada manusia?
Which of the following is not the importance of the homeostasis mechanism in a human?
Untuk mengawal kandungan bahan kumuh.
To control the waste content.
Untuk mengawal keseimbangan tekanan osmosis darah.
To control the balance of the blood osmotic pressure.
Untuk mengawal atur suhu badan pada aras normal.
To regulate the body temperature at the normal level.
Untuk mengawal pertukaran gas melalui sistem respirasi.
To control the exchange of gases through the respiration system.
- 2. Multiple Choice
Antara berikut, yang manakah merupakan faktor fizikal yang terlibat dalam homeostasis?
Which of the following is a physical factor involved in homeostasis?
Tekanan osmosis.
The osmotic pressure.
Aras gula dalam darah.
The level of sugar in the blood.
Perubahan suhu badan.
The change in the body temperature.
Perubahan kandungan air dalam badan.
The change in the water content of the body.
- 3. Multiple Choice
Rajah menunjukkan seorang budak perempuan menggigil kesejukan.
The diagram shows a girl shivering.
Antara berikut, yang manakah tidak akan meningkatkan suhu badan budak perempuan itu?
Which of the following will not increase the body temperature of the girl?
Memakai baju sejuk.
Wearing a sweater.
Mematikan suis penghawa dingin.
Switching off the air conditioner.
Menaikkan suhu penghawan dingin.
Increasing the temperature of the air conditioner.
Duduk di bawah kipas yang bergerak.
Sitting under a moving fan.
- 4. Multiple Choice
Antara berikut, yang manakah boleh mengawal atur air dalam tumbuhan?
Which of the following can regulate water in the plant?
Resapan
Diffusion
Transpirasi
Transpiration
Respirasi
Respiration
Fotosintesis
Photosynthesis
- 5. Multiple Choice
Encik Muthu telah melakukan senaman berat selama 20 minit.
Mr. Muthu was doing a heavy exercise for 20 minutes.
Pilih dua gerak balas biologi yang berlaku kepada badan Encik Muthu.
Choose two biological responses happens to Mr. Muthu's body.
Berpeluh untuk merendahkan suhu badannya.
Sweating to lower his body temperature.
Menggigil untuk menaikkan suhu badannya.
Shivering to increase his body temperature.
Kadar degupan jantung meningkat untuk membawa oksigen dan gluosa yang cukup bagi repirasi sel.
Rate of heart beat increase to carry enough oxygen and glucose for cell respiration.
- 6. Multiple Choice
Apakah kepentingan homeostasis?
What is the importance of homeostasis?
Badan sentiasa lemah.
The body always weak.
Organ dalaman badan tidak terkawal.
The internal organ in body is out of control.
Persekitaran dalam badan seimbang dan stabil.
The environment in body is balance and stable.
Proses hidup di dalam badan tidak berjalan lancar.
Living process in the body cannot function well.
- 7. Multiple Choice
Apakah organ yang terlibat dalam kawal atur kandungan air?
What is the organ involved in the regulation of water content?
Otak dan ginjal
Brain and kidney
Ginjal dan kulit
Kidney and skin
Peparu dan kulit
Lung and skin
Otak dan peparu
Brain and lung
- 8. Multiple Choice
Antara pernyataan berikut, yang manakah salah tentang keadaan badan manusia apabila berpeluh?
Which of the following statement is false about the condition of human body when sweating?
Berasa dahag
Feeling thirsty
Salur darah mengcut
Blood vessel constrict
Penghasilan air kencing kurang
Less production of urine
Otak merangsang rembesan hormon
Brain stimulates hormone secretion
- 9. Multiple Choice
Pernyataan dalam rajah adalah tentang homeostasis dalam tumbuhan.
The statement in the diagram is about the homeostasis in plat.
Apakah Z?
What is Z?
Respirasi
Respiration
Penyejatan
Evaporation
Transpirasi
Transpiration
Fotosintesis
Photosynthesis
- 10. Multiple Choice
Bagaimanakah kucing mengekalkan homeostasis?
How does the cat maintain the homeostasis?
Menjelirkan lidah.
Stick out the tongue.
Menutup spirakel.
Close the spirakel.
Mengeluarkan bendalir.
Produces fluid.
Menjilat bulu di badan.
Lick the fur on the body.
- 11. Multiple Choice
Pilih dua pernyataan yang betul tentang homeostasis.
Choose two correct statements about homeostasis.
Homeostasis merujuk kepada pengekalan keadaan persekitaran dalam badan sesuatu organisma.
Homeostasis refers to the maintenance of environmental conditions inside the body of an organism.
Kawalan homeostasis yang penting dalam badan manusia ialah kawal atur kandungan makanan dan suhu badan.
Homeostasis control that is important in human body is food content regulation and body temperature.
Sistem perkumuhan dan sistem endokrin terlibat dalam proses kawal atur kandungan air.
Excretory system and endocrine system involved in regulation of water content process.
Proses kehilangan air yang berlaku dalam tumbuhan dikenali sebagai respirasi.
Water loss process that happens in plant is known as respiration.
- 12. Multiple Choice
Pernyataan manakah yang menerangkan maksud homeostasis?
Which of the following explains the meaning of homeostasis?
Pengekalan keadaan persekitaran dalam badan.
Maintenance of the environmental conditions in the body.
Pengekalan fungsi organ dalam badan.
Maintenance of the functions of organs in the body.
Penyesuaian struktur dalam badan.
Structural adjustment in the body.
Penyesuaian fungsi dalam badan.
Functional adjustment in the body.
- 13. Multiple Choice
Maklumat dalam rajah menerangkan mekanisme pembetulan yang berlaku dalam badan manusia apabila perubahan dikesan.
The information in the diagram describes the corrective mechanisms that occur in the human body when changes are detected.
Apakah perubahan itu?
What is the change?
Suhu badan menurun.
The body temperature decreases.
Suhu badan meningkat.
The body temperature increases.
Kekurangan air dalam badan.
Lack of water in the body.
Air berlebihan dalam badan.
Excessive water in the body.
- 14. Multiple Choice
Apakah yang berlaku kepada seekor reptilia apabila suhu persekitarannya meningkat?
What happens to a reptile when its surrounding temperature increases?
Jantung berdegup perlahan.
Its heart beat slowly.
Suhu badan menurun.
Its body temperature decreases.
Kadar metabolisme meningkat.
Its rate of metabolism increases.
Pergerakan menjadi perlahan.
Its movement becomes slower.
- 15. Multiple Choice
Rajah menunjukkan suatu pengubahsuaian yang dilakukan oleh sejenis tumbuhan.
The diagram shows a modification carried out by a type of plant.
Apakah tujuan pengubahsuaian itu?
What is the purpose of the modification?
Untuk meningkatkan kadar fotosintesis.
To increase the rate of photosynthesis.
Untuk menurunkan kadar fotosintesis.
To decrease the rate of photosynthesis.
Untuk meningkatkan kadar transpirasi.
To increase the rate of transpiration.
Untuk menurunkan kadar transpirasi.
To decrease the rate of transpiration.
- 16. Multiple Choice
Peta alir menunjukkan proses kawal atur air dalam badan manusia.
The flow map shows the process of water regulation in the human body.
Apakah organ P?
What is organ P?
Kulit
Skin
Ginjal
Kidney
Jantung
Heart
Hati
Liver
- 17. Multiple Choice
Homeostasis berlaku dalam haiwan sahaja.
Homeostasis occurs in animals only.
Benar
True
Palsu
False
- 18. Multiple Choice
Kekerapan membuang air kencing dipengaruhi oleh kepekatan cecair di dalam badan.
Frequency of urination is affected by the concentration of liquid in the body.
Benar
True
Palsu
False
- 19. Multiple Choice
Dalam keadaan yang sejuk, badan kita akan menggigil supaya suhu badan tidak menurun.
In cold conditions, our body will shiver so that the body temperature does not decrease.
Benar
True
Palsu
False
- 20. Multiple Choice
Apabila darah kita terlalu beralkali, jantung akan menurunkan aras pH darah supaya berada dalam keadaan seimbang.
When our blood is too alkaline, the heart will lower the blood pH level so that it stays in a balanced condition.
Benar
True
Palsu
False
- 21. Multiple Choice
Pernyataan dalam rajah menerangkan tentang suatu proses dalam badan manusia.
The staement in the diagram explains a process occur in human body.
Apakah proses itu?
What is the process?
Homeostasis
Respirasi sel
Cell respiration
Pencernaan
Digestion
Perkumuhan
Excretion
- 22. Multiple Choice
Rajah menunjukkan kalenjar X.
The diagram shows gland X.
Apakah fungsi kelenjar X?
What is the function of gland X?
Mengecut dan mengembang untuk mengepam darah.
Contracts and relax to pump blood.
Menghasilkan bahan kumuh.
Produces excretory material.
Merangsang rembesan hormon.
Triggers hormone secretion.
Meningkatkan metabolisme badan.
Increases the body metabolism.
- 23. Multiple Choice
Apakah tindak balas badan ketika cuaca panas?
What is the reaction of the body during hot weather?
Menghasilkan lebih banyak air kencing.
Produces more urin.
Meningkatkan kadar degupan jantung.
Increases the rate of heart beat.
Meningkatkan aktiviti otot rangka.
Increases the activity of skeletal muscles.
Menghasilkan lebih banyak peluh.
Produces more sweat.
- 24. Multiple Choice
Ketika melakukan latihan berat, seorang atlet bernafas tercungap-cungap. Antara berikut, yang manakah menerangkan dengan tepat keadaan atlet tersebut?
An athlete who is doing a vigorous practice gasps. Which of the following reasons, which explains the situation precisely?
Kadar degupan jantung yang pantas membuatkan atlet sukar untuk bernafas.
Rapid heart beat makes it hard for the athlete to breathe.
Atlet tercungap-cungap untuk mendapatkan oksigen.
The athlete is gasping for oxygen.
Badan atlet mengandungi gas karbon dioksida yang tinggi disebabkan oleh aktiviti berat. Gerak balas atlet membantu mempercepatkan penyingkiran gas karbon dioksida.
The athlete's body has high content of carbon dioxide due to the vigorous activity. His reaction accelerates the release of carbon dioxide.
Badan atlet mengalami kekurangan oksigen kerana penggunaan oksigen oleh sel pada masa melakukan senaman berat melebihi bekalan ke sel. Gerak balas atlet mempercepatkan pertukaran gas respirasi di dalam tubuhnya.
The athlete's body is experiencing lack of oxygen because the rate of consumption of oxygen is more than what is supplied to the cells. His reaction accelerate the exchange of respiratory gases in his body.
- 25. Multiple Choice
Apakah yang akan terjadi apabila homeostasis gagal berlaku?
What will happen if homeostasis fail to take place?
Sel-sel akan bermutasi untuk mencegah kepupusan.
Cells will mutate to avoid extinction.
Semua hidupan perlu bergantung kepada persekitaran untuk terus hidup.
All living things would need to rely on the external environment to survive.
Semua fungsi hidup sel akan terhenti.
All of the functions of the cells wills stop.
Sistem saraf tidak akan dapat menghantar impuls.
Nervous system sill not be able to send impulses.
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