Q.1. Under the Mountbatten Plan of 1947 the people of ___ were given the right to decide through a plebiscite whether they wished to join Pakistan or India
(A) Assam
(B) Punjab
(C) Bengal
(D) N.W.F.P and the Sylhet district of Assam
Answer. (D) N.W.F.P and the Sylhet district of Assam.
Q.2. The Himalayan mountain system belongs to which of the following?
(A) Volcanic mountains
(B) Residual mountains
(C) Block mountains
(D) Fold mountains
Answer (D) The Himalayan mountain system belongs to Fold mountains .
Q.3. The metallurgical process in which a metal is obtained in a fused state is called
(A) smelting
(B) roasting
(C) calcinations
(D) froth floatation
Answer (A) The metallurgical process in which a metal is obtained in a fused state is called smelting.
Q.4. The most commonly used bleaching agent is
(A) alcohol
(B) carbon dioxide
(C) chlorine
(D) sodium chlorine
Answer 4. (C) The most commonly used bleaching agent is chlorine.
Q.5. Plants receive their nutrients mainly from
(A) chlorophyll
(B) atmosphere
(C) light
(D) soil
Answer (D) Plants receive their nutrients mainly from soil.
Q.6. Process of cell division takes place by
(A) heterosis
(B) fusion
(C) mitosis
(D) None of these
Answer (C) Process of cell division takes place by mitosis.
Q.7. Metals are good conductors of electricity because
(A) they contain free electrons
(B) the atoms are lightly packed
(C) they have high melting point
(D) All of the above
Answer(A) Metals are good conductors of electricity because they contain free electrons.
Q.8. Nucleus, the genetic material containing rounded body in each cell, was first discovered in 1831 by
(A) Robert Hooke
(B) Robert Brown
(C) Rudolf Virchow
(D) Theodore Schwann
Answer. (B) Nucleus, the genetic material containing rounded body in each cell, was first discovered in 1831 by Robert Brown.
Q.9. 20th August is celebrated as
(A) Earth Day
(B) No Tobacco Day
(C) Sadbhavana Divas
(D) None of these
Answer (C) 20th August is celebrated as Sadbhavana Divas.
Q.10. If two bodies of different masses, initially at rest, are acted upon by the same force for the same time, then the both bodies acquire the same
(A) velocity
(B) momentum
(C) acceleration
(D) kinetic energy
Answer (B) If two bodies of different masses, initially at rest, are acted upon by the same force for the same time, then the both bodies acquire the same momentum.
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MAHENDRA GURU