1856: Eskers and Drumlins are features, formed by

(a) Running water

(b) Underground water

(c) The action of wind

(d) Glacial action
1857: Operation Flood refers to:

(a) Use of preventive measures for flood devastation

(b) A study about floods

(c) Dairy development for increased milk production

(d) None of these
1858: The greatest diversity of animal and plant species occurs in

(a) temperate deciduous forests

(b) tropical moist forests

(c) heavily polluted rivers

(d) deserts and savannas
1859: To keep the seeds in good condition, we should keep it in a place which is:

(a) Warm and dry

(b) Warm and wet

(c) Cool and dry

(d) Cool and wet
1860: If X + 2Y = 2X + Y, then X2 / Y2 is equal to

(a) 0
(b) 1
(c) 2
(d) 4