321: At what temperature are the readings of a Centigrade and Fahrenheit thermometer the same?
(a) -40
(b) 212
(c) 40
(d) 100
322: There are 6 persons A, B, C, D, E and F. they are to be seated in a row such that B never sits anywhere ahead of A, and C never sits anywhere ahead of B. In how many different ways can this be done?
(A) 120
(B) 72
(C) 60
(D) None
323: Pumice is derived from:
(a) Volcanic rock
(b) Sedimentary rock
(c) Igneous rock
(d) Acid lava
324: The characteristic feature of virus is that
(a) It is made of fats.
(b) It multiplies only on dead animals.
(c) It multiplies only on hosts.
(d) It lacks chlorophyll.
325: What is the correct sequence of the following events ?
I. The Lucknow Pact
II. The Introduction of Dyarchy
III. The Rowlatt Act
IV. The Partition of Bengal
Choose the correct answer from the codes given below :
Codes :
(a) I, III, II, IV
(b) IV, I, III, II
(c) I, II, III, IV
(d) IV, III, II, I