Q5 right answer is Wood, as it is solid compared to other options which are liquid and gases, speed of sound is always higher in solids than in liquids and lowest in gases (air).
Q16, Carter blocked aid to Pak on 6 April 1979 ( due to Atomic bomb building), resumed it on 31 Dec 1979 due to Soviet invasion of Afghanistan( 24 dec 1979).
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Q 11, both A nd B is right, as archeology and anthropology both study human cultures though they differ in the way they are used.
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Q5 right answer is Wood, as it is solid compared to other options which are liquid and gases, speed of sound is always higher in solids than in liquids and lowest in gases (air).
Q16, Carter blocked aid to Pak on 6 April 1979 ( due to Atomic bomb building), resumed it on 31 Dec 1979 due to Soviet invasion of Afghanistan( 24 dec 1979).
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