What are the differences between aerobic and anaerobic respiration? Name some organisms that use anaerobic mode of respiration.
What are the differences between aerobic and anaerobic respiration? Name some organisms that use anaerobic mode of respiration.
(a) Aerobic respiration
(i) Aerobic respiration takes place in the presence of oxygen.
(ii) Complete breakdown of food occurs in aerobic respiration.
(iii) The end products in aerobic respiration are carbon dioxide and water.
(iv) Aerobic respiration produces a considerable amount of energy.
Anaerobic respiration
(i) Anaerobic respiration takes place in the absence of oxygen.
(ii) Partial break down of food occurs in anaerobic respiration.
(iii) The end products in anaerobic respiration are ethanol and carbon dioxide (in yeast) and lactic and (in animal muscles).
(iv) Much less energy is produced in anaerobic respiration.
(b) Yeast and some bacteria.
-
Why is transport of materials necessary in an organism (plant or animal)? (b) What is the need for special tissues or organs for transport of substances in plants and animals?
3 years ago
-
(a) What is meant by dialysis? What type of patients are put on dialysis? (b) Explain the principle of dialysis with the help of a labelled diagram.
3 years ago
-
Describe the mechanism of urine formation in human excretory system. Draw a labelled diagram to illustrate your answer. (b) Where is urine carried through ureters? (c) What is urethra?
3 years ago
-
Name the various organs of the human excretory system. (b) Draw a neat labelled diagram of the human excretory system. (c) What is the function of excretory system in humans?
3 years ago
-
What is lymphatic system? What are its functions ? (b) What is blood pressure? What are the two factors used to express the blood pressure of a person?
3 years ago
- 321 Forums
- 27.3 K Topics
- 53.8 K Posts
- 0 Online
- 12.4 K Members