166.

On a night when the sky is clear, the temperature may dip considerably; on a cloudy night the temperature will usually dip much less. The reason for this difference is that

A. the clear sky allows radiant energy to escape readily from the earth B. on a cloudy night the clouds are warm and therefore retard the cooling
C. the clear sky allows the cold of outer space to reach the earth D. current of air carry the heat away from the earth on a clear night
Answer and Explanation
Answer:A
Explanation: No answer description available for this question.
167.

Normally the Commonwealth Games are held at intervals of

A. 3 years B. 4 years
C. 5 years D. there is no fixed interval
Answer and Explanation
Answer:B
Explanation: No answer description available for this question.
168.

Mahakavi Kalidas
A. was one of the greatest Sanskrit poet and dramatist B. lived during the region of Chandragupta Vikaramaditya
C. famous works include Shakutala, Raghuvansha, Meghdoot and Kumara Sambahava D. All of the above
Answer and Explanation
Answer:D
Explanation: No answer description available for this question.
169.

Olympic emblem is composed of five intertwined rings, each of a different colour, representing the five continents of the world as
A. Blue ring - Europe; Yellow ring - Asia; Black ring - Africa; Red ring- America; Green ring - Oceania B. Blue ring - Asia; Yellow ring - Europe; Black ring - Oceania; Red ring- Africa; Green ring - America
C. Blue ring - Europe; Yellow ring - Asia; Black ring - Africa; Red ring- Oceania; Green ring - America D. Blue ring - Asia; Yellow ring - Europe; Black ring - Africa; Red ring- America; Green ring - Oceania
Answer and Explanation
Answer:A
Explanation: No answer description available for this question.
170.

Name the instrument used to measure relative humidity

A. Hydrometer B. Hygrometer
C. Barometer D. Mercury Thermometer
Answer and Explanation
Answer:B
Explanation: No answer description available for this question.