1631: Biodiversity forms the basis for human existence in the following ways:
1. Soil formation
2. Prevention of soil erosion
3. Recycling of waste
4. Pollination of crops
Select the correct answer using the codes given below:
(a) 1, 2 and 3 only
(b) 2, 3 and 4 only
(c) 1 and 4 only
(d) 1, 2, 3 and 4
1632: When one gene controls two or more different characters simultaneously, the phenomenon is called
(a) Apomixis
(b) Pleiotropy
(c) Polyploidy
(d) Polyteny
1633: Survey of India is under the Ministry of
(a) Defence
(b) Environment and forests
(c) Home Affairs
(d) Science and Technology
1634: Consider the following statements:
1. There are no east flowing rivers in Kerala.
2. There are no west flowing rivers in Madhya Pradesh.
Which of the statements given above is/are correct?
(a) 1 only
(b) 2 only
(c) Both 1 and 2
(d) Neither 1 nor 2
1635: Match List-I with List-II and select the correct answer using the code given below the lists:
List-I (Aluminium Company) : List-II (Location)
A. BALCO : 1. Hirakud
B. HINDALCO : 2. Korba
C. Indian Aluminium Company : 3. Koraput
D. NALCO : 4. Renukoot
(A) 2 1 4 3
(B) 3 1 4 2
(C) 2 4 1 3
(D) 3 4 1 2