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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