3396: Match List I (Drugs / Chemicals) with List II (Their uses) and select the correct answer using the codes given below the Lists :
List I---------------List II
I. Atropine---------(A) Local anaesthesia
II. Ether------------(B) Heart trouble
III. Nitroglycerine---(C) Dilation of pupil
IV. Pyrethrin--------(D) Mosquito control
Codes:
(a) I-A, II-C, III-B, IV-D
(b) I-A, II-C, III-D, IV-B
(c) I-C, II-A, III-D, IV-B
(d) I-C, II-A, III-B, IV-D
3397: When Raja Wodeyar founded the kingdom of Mysore, who was the ruler of the Vijayanagar Empire ?
(a) Sadasiva
(b) Tirumala
(c) Ranga II
(d) Venkata II
3398: In the context of solving pollution problems, what is/are the advantage/advantages of bioremediation technique?
1. It is a technique for cleaning up pollution by enhancing the same biodegradation process that occurs in nature.
2. Any contaminant with heavy metals such as cadmium and lead can be readily and completely treated by bioremediation using microorganisms.
3. Genetic engineering can be used to create microorganisms specifically designed for bioremediation.
Select the correct answer using the code given below:
(a) 1 only
(b) 2 and 3 only
(c) 1 and 3 only
(d) 1, 2 and 3
3399: Consider the following statements:
1. Ishwar Chandra Vidyasagar founded the Bethune School at Calcutta with the main aim of encouraging the education of women.
2. Bankim Chandra Chattopadhyay was the first graduate of the Calcutta University.
3. Keshave Chandra Sen's compaign against Sati led to the enactment of the law to ban Sati by the then Governor General.
Which of the following statements given above is/are correct?
(a) 1 only
(b) 1 and 2
(c) 2 and 3
(d) 1, 2, and 3
3400: Why is there a great concern about the microbeads' that are released into environment?
(a) They are considered harmful to marine ecosystems.
(b) They are considered to cause skin cancer in children.
(c) They are small enough to be absorbed by crop plants in irrigated fields.
(d) They are often found to be used as food adulterants.