3121: 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
3122: Consider the following statements regarding a No-Confidence Motion in India :

1. There is no mention of a No-Confidence Motion in the Constitution of India.

2. A Motion of No-Confidence can be introduced in the Lok Sabha only.
Which of the statements given above is/are correct ?


(a) 1 only
(b) 2 only
(c) Both 1 and 2
(d) Neither 1 nor 2
3123: Which one of the following is a useful functional association between fungi and the roots of higher plants ?

(a) Biofertilizer
(b) Coralloid root
(c) Lichen
(d) Mycorrhiza
3124: Which one of the following is NOT radioactive ?

(a) Astatine

(b) Francium

(c) Tritium

(d) Zirconium
3125: What is a continental shelf?

(a) It is a part of the ocean which is really an extension of the land mass, but submerged.

(b) It is that part where the ocean commences.

(c) It is a land mass which is surrounded by water on all sides.

(d) It is a part of the continent that is submerged in relatively shallow sea.