PPSC Everyday Science 2020 – 2024

Air is the example of a/an: Mixture

The most abundant metal in the Earth's crust is: Aluminum

Water percentage in plasma is: 90%

The transfer of thermal energy from one substance to another through which requires no physical medium: Radiation

Which gas in Chlorofluorocarbons damage the ozone layer most: Chlorine

Iron is an essential mineral which is needed for our body for the production of: hemoglobin

Bronchitis is a disease related to: Respiratory tract

Which type of vitamin is used for human body through sun: Vitamin D

Copper, gold, and silver are named: Coinage metals

Vocal cords in females are generally: Shorter and thinner

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