3631: Which one of the following ancient Indian records is the earliest royal order to preserve food grains to be utilised during the crises in the country ?
(a) Sohagaura Copper-plate
(b) Rummindei pillar-edict of Asoka
(c) Prayaga-Prasasti
(d) Mehrauli Pillar inscription of Chandra
3632: Vinegar is an aqueous solution of
(a) oxalic acid
(b) citric acid
(c) acetic acid
(d) hydrochloric acid
3633: Arrange the following Buddhist councils in a chronological order:
(1) Vaishali
(2) Rajagraha
(3) Patliputra
(4) Sreenagar
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(a) 1, 4, 3, 2
(b) 3, 2, 1, 4
(c) 4, 1, 2, 3
(d) 2, 1, 3, 4
3634: Which one of the following pairs is correctly matched ?
(a) Battle of Buxar : Mir Jafar vs. Clive
(b) Battle of Wandiwash : French vs. East India Company
(c) Battle of Chilianwala : Dalhousie vs. Marathas
(d) Battle of Kharda : Nizam vs. East India Company
3635: From the point of view of evolution of living organisms, which one of the following is the correct sequence of evolution ?
(a) Shark - Tortoise - Otter
(b) Tortoise - Shark - Otter
(c) Shark - Otter - Tortoise
(d) Otter -Tortoise - Shark