Biology 1996 Waec Past Questions and Answers

Question 61 :

• WAEC 1996

(a) Describe the process of osmo regulation in (I) a named unicellular organism (ii) man
(b) Describe how the mammalian skin can react to regulate the body temperature in a hot room.

Question 62 :

• WAEC 1996

(a) What is meant by competition.
(b) Explain briefly the terms: (i) interspecies competition: (ii) intra species competition.
(c) Explain two ways each by which the toad/frog is structurally adapted to the following: (I) obtaining me food (ii) protection (iii) movement.