Introduction to Respiration

Q.

The essential steps of respiration in plants and animals is the same.

1. True

2. False

Q.

The breakdown of glucose in process of respiration is a multiple step process.

1. True

2. False

Q. With regard to the respiratory system and the process of respiration, answer the following questions:

(a) Name the two muscles that help in breathing.

(b) Briefly describe how the above mentioned muscles help in the inspiration of air.

(c) What is meant by :

1. Residual air
2. Dead air space. [6 marks]

Q.

The chemical process of breaking down glucose and releasing energy for carrying out life processes is called

1. Respiration

2. Breathing

3. Digestion

4. None of the above

Q. ___ is a chemical reaction where Oxygen is used to breakdown Glucose in order to generate energy, which is then used by the cell to function.

Q.

Which of the following is an essential life process for survival?

1. Circulation

2. Nutrition

3. Respiration

4. Reproduction

Q. Exchange of gases between the blood and the tissues of the body takes place by .

1. osmosis
2. diffusion
3. active transport
4. absorption

Q. Unlike respiration, no energy is released in combustion.

1. True
2. False

Q. The process of respiration and photosynthesis are to each other.

1. similar
2. opposite
3. complementary

Q. Breakdown of glucose molecule into pyruvate takes place in which organelle?

1. Mitochondria
2. Vacuole
3. Nucleus
4. Cytoplasm