Aerobic and Anaerobic Respiration

Q. Breaking of $C-C$ bonds of complex compounds and release of energy within a cell is called:

1. Assimilation
2. Dissociation
3. Respiration
4. Fermentation

Q.

The bacterium (Clostridium botulinum) that causes botulism is:

1. A facultative anaerobe

2. An obligate anaerobe

3. A facultative aerobe

4. An obligate aerobe

Q. Kind of cellular respiration which occurs in presence of oxygen is

1. anaerobic respiration
2. aerobic respiration
3. nitrogenous respiration
4. acidic respiration

Q. What role does O₂ play in aerobic respiration?

1. it is given off as a by-product during the oxidation of pyruvate
2. it is the final electron acceptor at the end of the electron transport chain
3. it combines with H₂O to help drive the formation of ATP
4. it combines with acetyl-CoA at the start of the Krebs cycle

Q.

The net gain of energy from one gram mole of glucose during aerobic respiration is

1. 4 ATP

2. 38 ATP

3. 40 ATP

4. 2 ATP

Q.

End products of aerobic respiration are

1. Sugar and oxygen

2. Water and energy

3. Carbon dioxide and energy

4. Carbon dioxide, water and energy

Q. Which one of the following mammalian cells is not capable of metabolizing glucose to $C{O}_2$ aerobically?

1. Unstriated muscle cells
2. White blood cells
3. Liver cells
4. Red blood cells

Q. What are the products of aerobic respiration?

1. $C{O}_2,H_{2}O,\text{energy}$
2. $C{O}_2,\text{ethanol},\text{energy}$
3. $\text{Lactic acid},\text{energy}$
4. None of these

Q. Choose the best option with respect to facultative anaerobes.

1. Can perform aerobic respiration only
2. Can perform both aerobic and anaerobic respiration
3. None of these
4. Can perform anaerobic respiration only

Q.

Distinguish between the following:

Aerobic respiration and Anaerobic respiration

Glycolysis and Fermentation

Glycolysis and Citric acid Cycle