3126: For the measurement/estimation of which of the following are satellite images/remote sensing data used?

1. Chlorophyll content in the vegetation of a specific location
2. Greenhouse gas emissions from rice paddies of a specific location
3. Land surface temperatures of a specific location

Select the correct answer using the code given below.

(a) 1 Only

(b) 2 and 3 only

(c) 3 only

(d) 1, 2 and 3
3127: A mixed doubled tennis game I to be played between two teams (each team consists of one male and one female). There are 4 married couples. No team is to consists of a husband and his wife. What is the Maximum number of games that can be played?

(a) 12
(b) 21
(c) 36
(d) 42
3128: Municipal water in India is generally treated with:

(a) Chlorine

(b) Potassium permanganate

(c) Sodium Chloride

(d) Sodium Carbonate
3129: A man coming down on a lift leaves a ball from his hand. The ball will:

(a) Go up

(b) Fall down

(c) Remain stationary with respect to man

(d) Oscillate up and down
3130: Cristina Kirchner succeeded her husband to become President of a South American country. Which is that country ?

(a) Chile
(b) Colombia
(c) Venezuela
(d) Argentina