Question

sometimes higher plants and animals too perform anaerobic respiration

Answer 1

Yes, Sometimes higher plants and animals too perform anaerobic respiration. Anaerobic respiration takes place in the absence of oxygen. when there is no supply of oxygen this type of respiration takes place.

Answer 2

yes they do because high intensity activity require lot of energy and sometimes the bkdy cannot get enough oxygen, in that case anaerobic respiration takes place in muscle cells, in which pyruvate breaks to form energy and lactic acid