General Science Mcqs for PPSC, FPSC, NTS
A. 140-150
A. Selective absorption of light
A. At the bottom
A. Of refraction
A. The mass of the astronaut is reduced to zero
A. One tenth
A. Mesosphere
A. 60%
A. the strength of T.V. waves is very limited
A. Carbon dioxide
A. Ultraviolet Waves
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