1446: Assertion (A) :
Insect resistant transgenic cotton has been produced by inserting Bt gene.
Reason (R) :
The Bt gene is derived from a bacterium.
(a) Both A and R are true, and R is the correct explanation of A
(b) Both A and R are true, but R is not a correct explanation of A
(c) A is true, but R is false
(d) A is false, but R is true
1447: Which of the following is the correct group of Kharif crops?
(a) Rice, Millet, Maize, Cotton
(b) Groundnut, Bajra, Barley, Sorghum, Wheat
(c) Jowar, Bajra, Rice, Cotton, Jute, Gram
(d) Wheat, Barley, Gram, Mustard
1448: Widespread resistance of malarial parasite to drugs like chloroquine has prompted attempts to develop a malarial vaccine to combat malaria. Why is it difficult to develop an effective malaria vaccine ?
(a) Malaria is caused by several species of Plasmodium
(b) Man does not develop, immunity to malaria during natural infection
(c) Vaccines can be developed only against bacteria
(d) Man is only an intermediate host and not the definitive host
1449: Consider the following statements:
1. MMTC Limited is India's largest international trading organization.
2. Neelachal Ispat Nigam Limited has been set up by MMTC jointly with the Government of Orissa.
(a) 1 only
(b) 2 only
(c) Both 1 and 2
(d) Neither 1 nor 2
1450: Assertion (A):
Shah Alam II spent the initial years as an Emperor far away from his capital.
Reason (R):
There was always a lurking danger of foreign invasion from the north-west frontier.
(a) Both A and R are individually true and R is the correct explanation of A
(b) Both A and R are individually true but R is NOT the correct explanation of A
(c) A is true but R is false
(d) A is false but R is true