1706: Consider the following statements:
1. Agricultural soils release nitrogen oxides into environment.
2. Cattle release ammonia into environment.
3. Poultry industry releases reactive nitrogen compounds environment.
Which of the statements given above is/arc correct?
(a) 1 and 3 only
(b) 2 and 3 only
(c) 2 only
(d) 1, 2 and 3
1707: A man starts walking in the north-easterly direction from a particular point. After walking a distance of 500 metres, he turns southward and walks a distance of 400 metres. At the end of this walk he is situated
(a) 300 metres north of the starting point
(b) 100 metres north-east of the starting point
(c) 300 metres east of the starting point
(d) 100 metres north of the starting point
1708: India is a party to the Ramsar Convention and has declared many areas as Ramsar Sites. Which of the following statements best describes as to how we should maintain these sites in the context of this Convention ?
(a) Keep all the sites completely inaccessible to man so that they will not be exploited
(b) Conserve all the sites through ecosystem approach and permit tourism and recreation only
(c) Conserve all the sites through ecosystem approach for a period without any exploitation, with specific criteria and specific period for each site, and then allow sustainable use of them by future generations.
(d) Conserve all the sites through ecosystem approach and allow their simultaneous sustainable use
1709: The primitive tribes of Andaman are descendants of:
(a) Negroids
(b) Australoids
(c) Mongoloids
(d) Caucasoids
1710: Assertion (A):
The eastern coast of India produces more rice than the western coast.
Reason (R):
The eastern coast receives more rainfall than the western coast.
(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