Exercise 4

3. The biochemical pathway by which glucose in broken down into pyruvic acid.
4. A condition wherein oxygen is not available to plant roots.
6. A limiting factor of plant respiration.
8. The type of fermentation tubes used in the detection of CO2 evolution in Exercise 4.
9. 6-carbon sugar that is used as a substrate in respiration.
13. The biochemical pathway responsible for the evolution of carbon dioxide during respiration.
14. The obtained energy from anaerobic respiration is ____ than aerobic respiration.
15. Form of the energy that is lost in the process of respiration.

1. The biological process that converts organic compounds and oxygen into CO2 and water.
2. In the electron transport chain, oxygen is the last electron ________.
5. Cellular respiration makes plant _______ possible.
7. The most common way of measuring the rate of (1-down).
10. ATP is an example of energy in ________ form.
11. Glycolysis and fermentation are both _________ processes.
12. Primary mode of respiration of germinating seeds.