4271: 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
4272: Which of the following is a cash crop ?
(a) Groundnut
(b) Wheat
(c) Rice
(d) Gram
4273: With reference to the Finance Commission of India, which of the following statements is correct?
(a) It encourages the inflow of foreign capital for infrastructure development
(b) It facilitates the proper distribution of finances among the Public Sector Undertakings
(c) It ensures transparency in financial administration
(d) None of the statements (a), (b) and (c) given above is correct in this context.
4274: Assertion (A) :
The southern half of India lies within the tropics and the northern half belongs to the warm temperate zone
Reason (R) :
The tropic of cancer runs almost halfway through India
(a) Both A and R are true and R is the correct explanation of A
(b) Both A and R are true but R is not a correct explanation of A
(c) A is true but R is false
(d) A is false but R is true
4275: The Reserve Bank of India (RBI) acts as a bankers' bank. This would imply which of the following?
1. Other banks retain their deposits with the RBI.
2. The RBI lends funds to the commercial banks in times of need.
3. The RBI advises the commercial banks on monetary matters.
Select the correct answer using the codes given below :
(a) 2 and 3 only
(b) 1 and 2 only
(c) 1 and 3 only
(d) 1, 2 and 3