751: Eskers and Drumlins are features, formed by

(a) Running water

(b) Underground water

(c) The action of wind

(d) Glacial action
752: India's population growth during the 29th century can be classified into four distinct phases. Match List I (Period) with List II (Phase) and select the correct answer using the using the codes given below the lists:

List I List II

(Period) (Phase)

A. 1901-21 1. Steady growth

B. 1921-51 2. Rapid high growth

C. 1951-81 3. Stagnant growth

D. 1981-2001 4. High growth with definite signs of slowdown

Codes:

A B C D

(a) 3 1 4 2
(b) 1 3 2 4
(c) 3 1 2 4
(d) 1 3 4 2
753: In the context of which one of the following arc the terms pyrolysis and plasma gasification mentioned?

(a) Extraction of rare earth elements

(b) Natural gas extraction technologies

(c) Hydrogen fuel-based automobiles

(d) Waste-to-energy technologies
754: Doctrine of Lapse was adopted as a measure to annex Indian states by:

(a) Lord Cornwallis

(b) Lord Clive

(c) Lord Dalhousie

(d) Lord Wellesley
755: The deficiency of Vitamin D causes:

(a) Rickets

(b) Night blindness

(c) Pellagra

(d) Scurvy