Class 6

Animals and plants have certain features which make them to survive in a particular habitat. This is called

• adaptation

• speciation

• specialisation

• evolution

Which is a biotic component of environment?

• Plants

• Animals

• Microorganisms

• All of these

Soil, water and air are ……………… components of a habitat.

• Biotic

• Solid

• Abiotic

• Liquid

Leaves in aquatic plants are reduced in size to minimize their evaporating surface.

• True

• False

All living organisms need water for their survival.

• True

• False

Fishes move about in the water with the help of their

• mouth and tail

• legs and scales

• wings and tails

• fins and tails

Which one of these animals can live on land as well as in water?

• deer

• giraffe

• frog

• fox

Which of the following animals does not have gills?

• squids

• octopus

• dolphin

• fish

Which one of these is not an abiotic component in an ecosystem

• Air

• Water

• Water lilly

• Minerals

Bengal tiger is an example of

• Extinct species

• Endangered species

• Highly populated species