question_answer

Which one of the following statements is correct for the picture given below?

Leech

I. It is a scavenger which eats other insects.

II. It is a parasite which lives inside the body of other organisms.

III. It is a parasite which lives outside, on the body of other organisms.

IV. It sucks the blood of its host for obtaining its food.

 

A) III and IV

B) I and III

C) I and II

D) II and IV

E) None of these