1631: Which of the following adds/add carbon dioxide to the carbon cycle on the planet Earth?

1. Volcanic action
2. Respiration
3. Photosynthesis
4. Decay of organic matter

Select the correct answer using the code given below.

(a) 1 and 3 only
(b) 2 only
(c) 1, 2 and 4 only
(d) 1, 2, 3 and 4
1632: Antyodaya scheme aims at:

(a) To uplift the poorest sections of the society

(b) To provide drinking water to Harijans

(c) To implement reservation policy for Scheduled Castes and Scheduled Tribes

(d) To allot land to marginal farmers
1633: Important oilfields of the Brahmaputra Valley include

(a) Digboi and Kilboi

(b) Lunej and Ankhleshwar

(c) Badarpur and Masimpur

(d) Naharkatia and Moran
1634: Match List I with List II and select the correct answer using the codes given below the Lists :

List I List II

(Award I Prize) (Recipient)

I. Indira Gandhi Prize for Peace, Disarmament (A) Archibishop Desmond Tutu
II. Jamnalal Bajaj Award (B) Dr. Gurudev Khush
III. International Gandhi Peace Prize (C) Dr. M.S. Swaminathan
IV. Wolf Prize (D) Nelson Mandela

Codes:

(a) I-A, II-C, III-D, IV-B
(b) I-C, II-A, III-D, IV-B
(c) I-A, II-C, III-B, IV-D
(d) I-C, II-A, III-B, IV-D
1635: Ultrafiltering units of kidney are known as:

(a) Nephron

(b) Glomerulus

(c) Vena Cava

(d) Tubule