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General Science - Questions and Answers

Practice questions on General Science.

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726. Light year is a unit of measurement of
A. speed of light
B. stellar distances
C. speed of rockets
D. speed of aeroplanes
Explanation:
727. Hydrometer is an instrument
A. for measuring sound under water
B. to detect the presence of hydrogen in the atmosphere
C. for measuring the specific gravity of liquids
D. to detect the changes in atmospheric humidity
Explanation:
728. What is the correct ascending order for frequencies of the following radiations ? 1. Visible 2. X - rays 3. Ultraviolet 4. Radio waves
A. 1, 3, 2, 4
B. 3, 2, 4, 1
C. 4, 1, 3, 2
D. 4, 3, 1, 2
Explanation:
729. Bile juice is secreted by
A. Pancreas
B. Liver
C. Spleen
D. Gall bladder
Explanation:
730. The most important function of perspiration is to
A. lubricate the skin
B. get rid of the body wastes
C. regulate body temperature
D. regulate body wastes
Explanation:
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