4011: Which one of the following pairs of primitive tribes and places of their in-habitation is not correctly matched ?

(a) Buksa : Pauri-Garhwal

(b) Kol : Jabalpur

(c) Munda : Chhotanagpur

(d) Korba : Kodagu
4012: On which one of the following rivers is the Tehri Hydropower Complex located?

(a) Mandakini

(b) Bhagirathi

(c) Alaknanda

(d) Dhauliganga
4013: Consider the following:

1. Hotels and restaurants

2. Motor transport undertakings

3. Newspaper establishments

4. Private medical institutions

The employees of which of the above can have the 'Social Security' coverage under Employees' State Insurance Scheme?

(a) 1, 2 and 3 only
(b) 4 only
(c) 1, 3 and 4 only
(d) 1, 2, 3 and 4
4014: The Himalayan Range is very rich in species diversity, Which one among the following is the most appropriate reason for this Phenomenon?

(a) It has a high rainfall that supports luxuriant vegetative growth

(b) It has less human interference

(c) Exotic and invasive species have riot been introduced in this region

(d) It is a confluence of different bio-geographical zones
4015: Which one of the following has the highest fuel value ?

(a) Hydrogen

(b) Charcoal

(c) Natural Gas

(d) Gasoline