2836: In the latter half of the year 2006, in which one of the following countries did a military coup take place?

(A) Thailand
(B) Vietnam
(C) Cambodia
(D) Laos
2837: Which of the following is not an element of the bone?

(a) Calcium

(b) Phosphorus

(c) Carbon

(d) Oxygen
2838: Which one of the following is an element?

(a) Ruby

(b) Sapphire

(c) Emerald

(d) Diamond
2839: Which of the following has/have shrunk immensely/dried up in the recent past due to human activities ?

1. Aral Sea
2. Black Sea
3. Lake Baikal

Select the correct answer using the code given below :

(a) 1 only
(b) 2 and 3
(c) 2 only
(d) I and 3
2840: Among the following, which one has the minimum population on the basis of data of Census of India, 2001 ?

(a) Puctucherry

(b) Sikkim

(c) Mizoram

(d) Chandigarh