966: Consider the following statements:
1. During the process of osmosis, the solvent travels from concentrated solution to the diluted solution.
2. In the reverse osmosis, external pressure is applied to the dilute solution.
Which of the following statements given above is/are correct?
(a) 1 only
(b) 2 only
(c) Both 1 and 2
(d) Neither 1 nor 2
967: 'RNA interference (RNAi)' technology has gained popularity in the last few years. Why?
1. It is used in developing gene silencing therapies.
2. It can be used in developing therapies for the treatment of cancer.
3. It can be used to develop hormone replacement therapies.
3. It can be used to produce crop plants that are resistant to viral pathogens.
Select the correct answer using the code given below.
(a) 1, 2 and 4
(b) 2 and 3
(c) 1 and 3
(d) 1 and 4 only
968: (A) All teachers are creative
(B) All creative men are sentimental
What can be inferred from the above two statements?
(a) All teachers are sentimental
(b) All male teachers are sentimental
(c) All female teachers are non-sentimental
(d) None of the above
969: 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
970: When compared to the mammals, birds are less sensitive to temporary deprivation of water, because:
(a) The water requirement per unit weight is less in birds than in mammals.
(b) Absorption of water from the gut is more efficient in birds than in mammals.
(c) Urea excretion in mammals entails a greater loss of water than that in birds.
(d) None of these