3491: In India, in which one of the following types of forests is teak a dominant tree species?
(a) Tropical moist deciduous forest
(b) Tropical rain forest
(c) Tropical thorn scrub forest
(d) Temperate forest with grasslands
3492: 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
3493: Which one of the following was a corporation of merchants in ancient India ?
(a) Chaturvedimangalam
(b) Parishad
(c) Ashtadikgaja
(d) Manigrama
3494: La Nina is suspected to have caused recent floods in Australia. How is La Nina different from El Nino?
1. La Nina is characterized by unusually cold ocean temperature in equatorial Indian Ocean whereas El Nino is characterized by unusually warm ocean temperature in the equatorial Pacific Ocean.
2. El Nino has adverse effect on south-west monsoon of India, but La Nina has no effect on monsoon climate.
Which of the statements given above is/are correct?
(a) 1 only
(b) 2 only
(c) Both 1 and 2
(d) Neither 1 nor 2
3495: In India political parties are given recognition by
(a) President
(b) Law Commission
(c) Speaker of Lok Sabha
(d) Election Commission