Questions

What process takes place during the youthful stage of a river?

Which country on 23 October 2017 signed the Paris agreement on climate change, leaving the United States and Syria as the only two countries holding outto sign this global climate pact?

In the following question, out of the four alternatives, select the alternative which best expresses the meaning of the idiom/phrase.

Against the clock

In the following passage, some of the words have been left out. Read the passage carefully and select the correct answer for the given blank out of the four alternatives.

Widespread liberalization of the economic ________________ regime was long overdue in 1991, and has played a positive role since, but its impact has ________________ its course and the policy has recognisable ___________________. Liberalization cannot address all aspects of the man­made environment and now climate change ________________ to change everything forever. We do not have another quarter century to deal ___________ these imperatives.

the policy has recognisable ___________________.

The salt concentration (measured as salinity in parts per thousand), is _______ % in sea.

Which of the following is most important for absorption of heat radiated from the Sun as well as from the Earth?

NaCl has ______.

National Income of India is compiled by