pop quiz c7f4-1

POP QUIZ(C7F4-1)

READY

Q1

Which of the following is not a product of respiration in human beings?Antara yang berikut, yang manakah bukan merupakan hasil daripada respirasi manusia?A Ethanol EtanolB Lactic acid Asid laktikC Water vapour Wap airD Carbon dioxide Karbon dioksida

Q2

Where does oxidation of lactic acid take place? Di manakah pengoksidaan asid laktik berlaku?

A Stomach PerutB Liver HatiC Kidney GinjalD Gall bladder Pundi hempedu

Q3Which of the following living organism does not need a special respiratory system to obtain oxygen for cellular respiration?Antara organism hidup berikut, yang manakah tidak memerlukan system respirasi khas untuk memperoleh oksigen bagi respirasi sel?

A Eel BelutB Earthworm Cacing tanahC Grasshopper BelalangD Salamander Salamander

Q4Most carbon dioxide in blood is transported to the human lungs in the form ofKebanyakan karbon dioksida yang terkandung didalam darah diangkut ke peparu manusia dalam bentuk

A carbonic acid asid karbonikB bicarbonate ions ion-ion bikarbonatC dissolved carbon dioxide karbon dioksida terlarutD carbaminohaemoglobin

karbaminohemoglobin

Q5Which of the following materials is suitable to be used in an experiment to determine the amount of water vapour in inhaled air and exhaled air?Antara bahan-bahan yang berikut, yang manakah sesuai digunakan di dalam eksperimen untuk menentukan jumlah wap air yang tekandung di dalam udara sedutan dan udara hembusan?

A Lime water Air kapurB Cobalt chloride Kobalt kloridaC Potassium hydroxide Kalium hidroksidaD Potassium pyrogallate solution Larutan kalium pirogalat

Q6

Where is the human respiratory centre located?Di manakah kedudukan pusat respirasi manusia?

A Cerebrum SerebrumB Cerebellum SerebelumC Hypothalamus HipothalamusD Medulla oblongata Medula oblongata

Q7Which of the following happens during inhalation? Antara yang berikut yang manakah berlaku semasa menarik nafas?

A The external intercostal muscles relax Otot interkosta luar mengendur

B The diaphragm muscles contract Otot diafragma mengecut

C The rib cage moves downwards and inwards. Sangkar rusuk turun ke bawah dan ke dalam

D The diaphragm curves and become dome-shaped. Otot diafragma berbentuk kubah

Q8

A Q and S B P and R C R and SD R and Q

Q9

Q10

It is found out that the concentration of carbon dioxide after exercise is higher. Which of the following causes the increase in carbon dioxide?

A Due to increase in ventilation B Conversion of lactic acidC More glucose breakdown to

release more energy D Tiredness cause the cell to

become more active at releasing carbon dioxide

Diagram shows how an air sample is taken from a student who just finished running 100m.

Time’s up

ANSWER

1. A2. B3. B4. B5. B

6. D7. B8. C9. C10.C