91: The sex of the offspring is determined, when:

(a) The conception takes place

(b) The sperm fertilises the ovum

(c) The embryo is partially developed

(d) The end of gestation period is near
92: The Function of heavy water in a nuclear reactor is to

(a) Stop the nuclear reaction

(b) Slow down the speed of neutrons

(c) Cool down the reactor

(d) Increase the speed of neutrons
93: Which one of the following legislations does not deal with the protection of environment ?

(a) The Water (Cess) Act, 1977
(b) The Forest (Conservation) Act, 1980
(c) The Public Liability Insurance Act,1991
(d) The Port Laws Amendment Act, 1997
94: The religion of early Vedic Aryans was primarily of

(a) Bhakti

(b) image worship and Yajnas

(c) worship of nature and Yajnas

(d) worship of nature and Bhakti
95: Which of the following States has "Urdu" as its official language?

(a) Bihar

(b) Jammu & Kashmir

(c) Madhya Pradesh

(d) Rajasthan