646: The temperature for pasteurisation of milk is selected so as to:

(a) Kill the micro organisms

(b) Kill all bacteria

(c) Store it for long time without coagulation

(d) Kill the micro organisms and other harmful bacteria
647: A grocer bought 10 kg of apples for Rs. 81 out of which one kg was found rotten. If he wishes to make a profit of 10%, at what rate per kg. he should sell it?

(a) Rs. 9.00

(b) Rs. 9.90

(c) Rs. 10.10

(d) Rs. 10.20
648: Match List I with List II and select the correct answer using the codes given below the Lists :

List I
I. Boom
II. Recession
III. Depression
IV. Recovery

List II
(A) Business activity at high level with increasing income, output and employment at macro level
(B) Gradual fall of income, output and employment with business activity in a low gear
(C) Unprecedented level of under employment and unemployment, drastic fall in income, output and employment
(D) Steady rise in the general level of prices, income, output and employment

Codes:
(a) I-A, II-B, III-C, IV-D
(b) I-A, II-B, III-D, IV-C
(c) I-B, II-A, III-D, IV-C
(d) I-B, II-A, III-C, IV-D
649: The best performance in terms of Human Development among the Asian countries is by

(a) China
(b) Malaysia
(c) Korea
(d) Philippines
650: The Genetic Engineering Approval Committee, whose permission is required for cultivation of any genetically modified crop such as Bt-Cotton in India, is under the Union Minister of

(a) Agriculture

(b) Environment and Forests

(c) Commerce and Industry

(d) Rural Development