Social environment

The place,people,things and nature that surround any living organism is called

• Environment

• Ecosystem

• Barter system

Land, water,air,plants and animals form

• Human environment

• Natural environment

• Human made environment

__________ is the solid crust or the hard top layer of the earth.

• Biosphere

• Atmosphere

• Lithosphere

• Hydrosphere

The domain of ___________ is referred to as hydrosphere.

• Water

• Air

• Land

The ______ is the thin layer of air that surrounds the earth.

• LITHOSPHERE

• BIOSPHERE

• ATMOSPHERE

The world of living organisms-

• Biotic

• Abiotic

Plant and animal kingdom together make-

• Biosphere

• Ecosystem

• Hydrosphere

What is Barter system?

• It is a trade in which goods are exchanged without the use of money.

• It is a trade in which money is exchanged without the use of goods.

Which is not a natural ecosystem

• Train

• Road

• Plants

Choose the correct spelling.

• Barter system

• Berter system

• Bartir system