Question
Distinguish between Aerobic and anaerobic respiration (any two points).

Answer

Aerobic respirationAnaerobic respiration
i.It occurs in the presence of oxygen.It occurs in the absence of oxygen
ii.It occurs via. three steps, namely, glycolysis, TCA cycle and electron transfer chain.It occurs via. two steps, namely, glycolysis and fermentation.
iii.The end products are $CO _2, H _2 O$ and energy.The end products are organic acids or alcohol and energy.
iv.More amount of energy is generated.Less amount of energy is generated.
v.Complete oxidation of glucose takes place.Incomplete oxidation of glucose takes place.
vi.It takes place in higher plants, animals and certain aerobic microbes.It takes place in yeast, muscle cells, erythrocytes and some anaerobic microbes.

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