lesson one our environment

Which is not a component of the human environment?

• Religion

• Community

• Land

Which is not a natural ecosystem?

• Desert

• Aquarium

• Forest

• hill

Which is a human-made environment?

• Mountain

• Sea

• Road

• land

Which is a threat to the environment?

• Growing plant

• Growing population

• Growing crops

• all of these

which of these is biotic

• plants

• land

• water

• soil

narrow zone where the land water and the air interacts

• Biosphere

• Atmosphere

• Hydrosphere

• none of these

blanket of air which surrounds the earth

• Hydrosphere

• Atmosphere

• Environmen

• all of these

domain of water

• Atmosphere

• Biosphere

• Hydrospher

• none of these

_______ is our surroundings

a community of living organisms (plants, animals and microbes) in a particular area is called ____

• biotic

• organisms

• ecosystem

• none of these