Study Materials

NCERT Solutions for Class 8th Science

 

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Chapter 7. Conservation of Plants And Animals

Chapter Review

 

 

 

Chapter Review:

  • Completely destroying the forest for fulfilling the specific purpose of wood or land is known as deforestation. 
  • The increase in temperature on the earth disturbs the water cycle and may reduce rainfall. This could cause droughts.
  • Gradually the fertile land gets converted into deserts. It is called desertification.
  • Areas where animals are protected from any disturbance to them and their habitat is called Sanctuary.
  • Areas reserved for wild life where they can freely use the habitats and natural resources are called National Park.
  • Large areas of protected land for conservation of wild life, plant and animal resources and traditional life of the tribals living in the area is called Biosphere Reserve.
  • The plants and animals found in a particular area are termed flora and fauna of that area.
  • Endemic species are those species of plants and animals which are found exclusively in a particular area. 
  • Red Data Book is the source book which keeps a record of all the endangered animals and plants.
  • When any bird or animal covers a long distance to go another place living for sometimes. This is known as migration.
  • Endangered species are those which are facing the danger of extinction.
  • Reforestation is the restocking of destroyed forests by planting new trees.

 

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Chapter Contents: