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10. Causes for the Rise of Nationalism.
i. Partitions of Bengal and Divide and Rule Policy.

ii. The press and periodications.

ர்‌. British Policy and Ilbert Bill Controversy.

iv. British Foreign Policy of the pre-war years upset the Muslim feeling in India.

A) ii and iii are correct B) i, ii, iii, iv are correct

C) ii, iii, iv are correct D) iii and iv are correct

11. Identify the layer of atmosphere mentioned in the facts listed, and, choose the correct

answer from those given below.

i. Here temperature remains constant upto a height of 20 kms and afterwards it gradually

increases upto a height of 50 kms, because of the presence of ozone layer, which

absorbs sun’s ultraviolet rays.

ii. It is a non-conductive zone of the atmosphere, containing rarefied air, where clouds

are absent with little dust or water-vapour.
A) Troposphere B) Stratosphere

C) Mesosphere D) Thermosphere

12. Consider the following statements regarding river deltas and identify the correct statements

from the codes given below :
i. Delta is a fan-shaped area of fine alluvium at the mouth of a river.

ர்‌. Deltas are the tidal mouth of a river where fresh and saline water are mixed.

iii. For the formation of delta, a shallow sea, a river with substantial load of suspended

rock material and calm water off-shore are necessary.
iv. Deltas are formed on the shores of high tidal seas.
A) i, ii and iii are correct B) ii, iii and iv are correct
C) i, ii and iv are correct D) i, iii and iv are correct

A -8-