3211: Among the following, who are the Agarean community?

(a) A traditional toddy tappers community

(b) A traditional fishing community of Maharashtra

(c) A traditional silk-weaving community of Karnataka

(d) A traditional salt pan workers community of Gujarat

3212: Consider the following States:

1. Chhattisgarh
2. Madhya Pradesh
3. Maharashtra
4. Odisha

With reference to the States mentioned above, in terms of percentage of forest cover to the total area of State, which one of the following is the correct ascending order?

(a) 2-3-1-4

(b) 2-3-4-1

(c) 3-2-4-1

(d) 3-2-1-4
3213: In an accurate clock, on a period of 2 hours 20 minutes, the minute hand will move over
(a) 520°
(b) 320°
(c) 840°
(d) 140°
3214: The "Red Data Books" published by the International Union for Conservation of Nature and Natural Resources (IUCN) contain lists of

1. Endemic plant and animal species present in the biodiversity hotspots.
2. Threatened plant and animal species.
3. Protected sites for conservation of nature and natural resources in various countries.

Select the correct answer using the codes given below :

(a) 1 and 3
(b) 2 only
(c) 2 and 3
(d) 3 only
3215: The main constituents of pearl are

(a) calcium carbonate and magnesium carbonate

(b) aragonite and conchiolin

(c) ammonium sulphate and sodium carbonate

(d) calcium oxide and ammonium chloride