91: Which of the following chemicals in automobile-exhaust can cause cancer?

(a) Carbon monoxide

(b) Polycyclic hydrocarbons

(c) Lead

(d) Oxides of nitrogen
92: Consider the following statements:

1. The Earth's magnetic field has reversed every few hundred thousand years.
2. When the Earth was created more than 4000 million years ago, there was 54% oxygen and no carbon dioxide.
3. When living organisms originated, they modified the early atmosphere of the Earth.

Which of the statements given above is/are correct?

(a) 1 only
(b) 2 and 3 only
(c) 1 and 3 only
(d) 1, 2 and 3
93: Which one of the following statements about a Money Bill is not correct ?

(a) A Money Bill can be tabled in either House of Parliament
(b) The Speaker of Lok Sabha is the final authority to decide whether a Bill is a Money Bill or not
(c) The Rajya Sabha must return a Money Bill passed by Lok Sabha and send it for consideration within 14 days
(d) The President cannot return a Money Bill to Lok Sabha for reconsideration
94: Mahatma Gandhi was referred to as the "Father of the nation" first by

(a) Jawaharlal Nehru

(b) Vallabhbhai Patel

(c) C. Rajagopalachari

(d) Subhash Chandra Bose
95: Consider the following statements :

1. Length of a terrestrial mile is lesser than that of a nautical mile.

2. Harmattan is a dusty land-wind of the East African Coast.

3. Greece and Albania from a part of the Iberian Peninsula.

Which of the statements given above is/are correct ?

(a) 1 only
(b) 3 only
(c) 2 and 3, only
(d) 1, 2 and 3