Cellular Respiration

Which of the following chemical substances is not a

substrate for cellular respiration?

• Glucose

• Protein

• Fats

• Wax

Which of the following processes produce ATP?

• Breakdown of glucose into pyruvic acid

• Breakdown of pyruvic acid into ethanol and carbon dioxide

• Breakdown of pyruvic acid into carbon dioxide and water

• Breakdown of fatty acid into carbon dioxide and water

The following shows a word equation for cellular respiration.
 $glukose\ +\ P\ \Longleftrightarrow\ Q\ +\ water$  
Which of the following matches is correct?

• P - Oxygen , Q- Lactic acid

• P - none , Q- Carbon dioxide

• P - Oxygen , Q- Carbon dioxide

• P - none , Q- Ethanol

Where does production of carbon dioxide and water

from glucose taken place?

• Chloroplast

• Mitochondrion

• Cytoplasm

• Nucleus

In cell part G, H is broken down into I. This process

occurs in cellular respiration. Which of the following

options might be G, H and I

• I & II

• I & III

• II & III

• II & IV

In an experiment to investigate aerobic respiration in a

cockroach, potassium hydroxide pellets are used to

• absorb oxygen in boiling tube.

• absorb water vapour produced.

• absorb carbon dioxide produced.

• absorb heat released.

Which of the following statements about Lactobacillus

are correct?

I. Lactobacillus carry out aerobic respiration in the

presence of oxygen

II. Lactobacillus carry out anaerobic respiration in

the absence of oxygen

III. Lactobacillus can break down pyruvic acid into

ethanol and carbon dioxide in the absence of

oxygen

IV. Lactobacillus can break down pyruvic acid into

lactic acid in the absence of oxygen

• I & II

• I & III

• II & III

• II & IV

Which of the following statements about the difference

between aerobic respiration and fermentation is

correct?

• Aerobic respiration produces energy, whereas

  fermentation does not produce energy

• Aerobic respiration breaks down glucose, whereas

  fermentation breaks down glycogen

• Aerobic respiration produces carbon dioxide,

  whereas fermentation does not produce carbon

  dioxide

• Aerobic respiration breaks down pyruvic acid in

  mitochondrion, whereas fermentation breaks down

  pyruvic acid in cytoplasm

Which of the activities below produces the highest amount of lactic acid in the muscle?

• Walking

• Cooking

• Sprinting

• Climbing mountain

What causes oxygen debt to occur?

• Gasping for breath

• Increase in heart rate

• High level of carbon dioxide in the blood

• The supply of oxygen does not meet the demand of oxygen