Environment consist of the ______________environment and ____________environmet.

• Man made and Artificial

• Natural and Artificial

• Natural and Human made

• Physical and Chemical

Natural environment consist of ___________ & ____________.

• Physical environment and Chemical environment

• Natural environment and Physical environment

• Physical environment and Biological environment

• Biological environment and Natural Environment

Three major components of physical environment are the-

• Lithosphere, Hydrogen and Water

• Hydrostatic, Mesosphere and Troposphere

• Ionosphere, Stratosphere and Hydrosphere

• Lithosphere, Atmosphere and Hydrosphere

The narrow zone of contact between atmosphere, lithosphere and Hydrosphere is called

• Troposphere

• Biosphere

• Botanosphere

• Biologysphere

Lithosphere is oftentimes called as

• Litho

• Liithos

• Crush

• Crust

Lithosphere is derived from Greek word _________ meaning ___________.

• Lithos, Stones

• Stones, Pebbles

• Mines, Stones

• None

The crust is covered by a thin layer of

• Mud

• Stones

• Leave

• Soil

The layer of earth which surrounds the earth is called

• Fresh air

• Bad air

• Troposphere

• Atmosphere

Atmosphere is useful to humans in different ways including

• It provides the life giving gas carbon dioxide.

• It doesn't protect us from harmful UV rays

• It acts as a pillow and keep the earth warm by trapping the heat that radiates from the earth.

• It acts as a blanket and keep the earth warm by trapping the heat that radiates from the earth.

Earth is called blue planet because

• 71% of it's air is blue in color

• 75% of it's animals are blue

• 70% loves water to swim

• None of the above