Q. What was the primary purpose of constructing the Farakka Barrage?

Answer

Correct Answer : Preservation and maintenance of Kolkata port for navigation

Q. What will be the difference in time of two cities situated on the same longitude but one in northern and the other in southern hemisphere?

Answer

Correct Answer : No difference

Q. What will be the effect of global warming on Mangrove forests?

Answer

Correct Answer : Big area of mangrove forest will be submerged

Q. Wheat and rice in China are cultivated in

Answer

Correct Answer : Lower Yangtse Basin

Q. When a descending air contracts and its volume decreases, what happens to its temperature?

Answer

Correct Answer : Its temperature increases

Q. When a ship crosses Date line from west to east ________

Answer

Correct Answer : It gains one day

Q. When almost all the elevated portions are worn down by river erosion reducing an area to almost a plain region, it is termed as

Answer

Correct Answer : Peneplain

Q. When and where did the concept of the Earth Hour started?

Answer

Correct Answer : March, 2007 in Sydney, Australia

Q. When can one record the lowest temperature of air?

Answer

Correct Answer : Just before sunrise