631: With reference to the Constitution of India, consider the following statements:

1. No High Court shall have the jurisdiction to declare any central law to be constitutionally invalid.
2. An amendment to the Constitution of India cannot be called into question by the Supreme Court of India.

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
632: If water pollution continues at its present rate, it will eventually

(a) stop water cycle

(b) prevent precipitation

(c) make oxygen molecules unavailable to water plants

(d) make nitrate unavailable to water plants
633: When a man circles round the earth in a satellite, then:

(a) His mass becomes zero but weight remains constant

(b) Mass remains constant but weight becomes zero

(c) Both mass and weight remain constant

(d) Both mass and weight remain zero
634: The lowering of Bank Rate by the Reserve Bank of India leads to

(a) More liquidity in the market.

(b) Less liquidity in the market.

(c) No change in the liquidity in the market.

(d) Mobilization of more deposits by commercial banks.
635: Under the Permanent Settlement, 1793, the zamindars were required to issue pattas to the farmers which were not issued by many of the zamindars. The reason was

(a) the zamindars were trusted by the farmers

(b) there was no official check upon the zamindars

(c) it was the responsibility of the British Government

(d) the farmers were not interested in getting pattas