3166: In which of the following legislatures can a non-member be the Presiding Officer?

(a) Lok Sabha

(b) Rajya Sabha

(c) Vidhan Sabha

(d) None of these
3167: The surface of the water in a lake is frozen and its temperature is -15°C. The maximum possible temperature of the water inside the lake in contact with the ice layer will be:

(a) 0°C

(b) 4°C

(c) 15°C

(d) Insufficient data to predict
3168: Consider the following:-

1. Carbon dioxide

2. Oxides of Nitrogen

3. Oxides of Sulphur

Which of the above is/are the emission/emissions from coal combustion at thermal power plants?

(a) 1 only
(b) 1 and 3 only
(c) 2 and 3 only
(d) 1, 2 and 3
3169: A narrow strip of land, bordered on both sides by water, connecting to larger bodies of land is called:

(a) Dune

(b) Equinox

(c) Isthmus

(d) Strait
3170: In the Union Budget 2011-12, a full exemption from the basic customs duty was extended to the bio-based asphalt (bioasphalt). What is the importance of this material?

1. Unlike traditional asphalt, bio-asphalt is not based on fossil fuels.

2. Bioasphalt can be made from non- renewable resources.

3. Bioasphalt can be made from organic waste materials.

4. It is eco-friendly to use bioasphalt for surfacing of the roads.

Which of the statements given above are correct?

(a) 1, 2 and 3 only
(b) 1, 3 and 4 only
(c) 2 and 4 only
(d) 1, 2, 3 and 4