(a) List two advantages of sexual reproduction over asexual reproduction.
(b) List two contraceptive methods and state two benefits of adopting these methods.

Explanation

(a) Sexual reproduction promotes diversity of characters in the offsprings.
It results in new combination of genes.
(b) Two contraceptive methods are :
(i) Creating mechanical barrier.
(ii) Using contraceptive pills.
Two benefits of these methods are :
(i) Protection from sexually transmitted diseases.
(ii) Sufficient gap between successive births.