741: The gas used for artificial ripening of green fruits is
(a) Carbon dioxide
(b) Ethane
(c) Hydrogen
(d) acetylene (ethyne)
742: A goat is tied to two poles P and Q with ropes that are 15-metre long. P and Q are 20-metre apart as shown in the given diagram:
743: The term 'Domestic Content Requirement' is sometimes seen in the news with reference to
(a) Developing solar power production in our country
(b) Granting licenses to foreign T.V. channels in our country
(c) Exporting our food products to other countries
(d) Permitting foreign educational institutions to set up their campuses in our country
744: Which of the following pairs is incorrect?
(a) Nagarjunasagar : Andhra Pradesh
(b) Tungabhadra : Andhra Pradesh and Karnataka
(c) Farakka : West Bengal
(d) Kosi : Gujarat
745: Who among the following was the first European to initiate the policy of taking part in the quarrels of Indian princes with a view to acquire territories ?
(a) Clive
(b) Dupleix
(c) Albuquerque
(d) Warren Hastings