State true or false. If false, give the correct statement. The volume of a figure is the region covered by the boundary of the figure.

State true or false. If false, give the correct statement. The region covered by the boundary of the plane figure is called ita volume.

State true or false. If false, give the correct statement. Argon is mono atomic gas.

State true or false. If false, give the correct statement. A ball of iron floats in mercury.

State true or false. If false, give the correct statement. Density of water is 100kg//m^3 .

State true or false. If false, give the correct statement. Neptune is 30 AU away from sun.

State true or false. If false, give the correct statement. Water is denser than kerosene.

True or False. If False, give the correct statement. Air is a pure substance

True or False. If false ,give the correct statement : Plasmodium is a parasite.

True or False - if false, give the correct statement. The body of a nerve cell is branched.

State true or false. If false, correct the statement. The electrons are positively charged.