1641: Consider the following areas:

1. Bandipur

2. Bhitarkanika

3. Manas

4. Sunderbans

Which of the above are Tiger Reserves?

(a) 1 and 2 only
(b) 1, 3 and 4 only
(c) 2, 3 and 4 only
(d) l, 2, 3 and 4
1642: Which of the following statements about the monsoon in India is incorrect?

(a) South-West monsoon are on-shore winds

(b) North-East monsoon are off-shore winds

(c) The monsoons retreat gradually

(d) The onset of the monsoon is from West Bengal only
1643: With reference to Changpa community of India, consider the following statements :

1. They live mainly in the State of Uttarakhand.
2. They rear the Pashmina goats that yield a fine wool.
3. They are kept in the category of Scheduled Tribes.

Which of the statements given above is/are correct?

(a) 1 only
(b) 2 and 3 only
(c) 3 only
(d) 1, 2 and 3 only
1644: The water in an open pond remains cool even in hot summer because:

(a) Of continuous evaporation of water

(b) Water radiates heat more rapidly than the atmosphere

(c) Water absorbs heat less rapidly than the atmosphere

(d) Water absorbs heat more rapidly than the atmosphere
1645: The characteristic feature of virus is that

(a) It is made of fats.

(b) It multiplies only on dead animals.

(c) It multiplies only on hosts.

(d) It lacks chlorophyll.