A, B and C are three living organisms. The organism A is a unicellular fungus that can live without air. It is used in the commercial production of an organic compound P from molasses. The organism B is a unicellular animal which lives in water and feeds and moves by using pseudopodia. It breathes through an organelle Q. The organism C is a tiny animal that acts as a carrier of malarial parasite. It breathes and respires through a kind of tiny holes R and air-tubes S in its body.
(a) What are organisms (i) A (ii) B, and (iii) C?
(b) Name (i) P (ii) Q (iii) R, and (iv) S.
(c) Which organism/organisms undergo aerobic respiration?
(d) Which organism/organisms undergo anaerobic respiration?

Question

A, B and C are three living organisms. The organism A is a unicellular fungus that can live without air. It is used in the commercial production of an organic compound P from molasses. The organism B is a unicellular animal which lives in water and feeds and moves by using pseudopodia. It breathes through an organelle Q. The organism C is a tiny animal that acts as a carrier of malarial parasite. It breathes and respires through a kind of tiny holes R and air-tubes S in its body.
(a)	What are organisms (i) A (ii) B, and (iii) C?
(b)	Name (i) P (ii) Q (iii) R, and (iv) S.
(c)	Which organism/organisms undergo aerobic respiration?
(d)	Which organism/organisms undergo anaerobic respiration?

MyClass24 · Accepted Answer

(i) A - (ii) B - Amoeba. (iii) C - mosquito.
(i) P is

Q is the cell membrane
R is spiracle
S is tracheae




Organisms B and C


Organism A,