CBSE Questions for Class 8 Biology Conservation Of Plants And Animals Quiz 3 - MCQExams.com

Given below are some possible reasons for a sharp decline in the population of the species given in the figure. Which of the following is correct?
(i) Cleared forests 
(ii) Flooded large areas
(iii) Polluted air and water
(iv) Scarcity of food
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  • (i) and (ii)
  • (i) and (iv)
  • (i), (ii) and (iv)
  • (i), (ii), (iii) and (iv)
Different species are classified into different threat categories in the
  • Blue Data Book
  • Yellow Data Book
  • Black Data Book
  • Red Data Book
Which of the following is the largest among animals?
  • Rhinoceros
  • Elephant
  • Turtle
  • Crocodile
Most probable cause of depleting tiger population in Sariska is
  • Diseases
  • Malnutrition
  • Poaching
  • Habitat destruction
Which of the following things are found in Satpura national park?
  • Indian teak
  • Rock shelters
  • Rock paintings
  • All of the above
What is deforestation?
  • Clearing of forests
  • Planting of more trees
  • Artificial establishment of forests
  • Both A and C
Select the most appropriate definition of 'endemic species':
  • Those plants and animals that are found everywhere in the world.
  • Those plants and animals, which were once found in the world but are presently not found.
  • Those plants and animals, which are found exclusively in a particular area of the world.
  • Those plants and animals that have been fossilised.
Which of the following is the first reserve forest of India?
  • Redwood National Park
  • Satpura National Park
  • Monteverde Cloud Forest Reserve
  • None of the above
Which of the following provide protection and suitable living conditions to wild animals?
  • Reserve forests
  • Wildlife sanctuaries
  • National park
  • None of the above
Match the following.
  List I  List II
 i  Deforestation a  Urbanization
 ii Natural cause of deforestation b Cutting of forests
 iii Man-made cause of deforestation c Droughts
  •  I- b, II- a, III- c
  • I- a, II- b, III- c
  • I- c, II- a, III- b
  • I- b, II- c, III- a
Wildlife sanctuary is a place where animals live in ............ habitat.
  • Artificial
  • Natural
  • Aquatic
  • None of the above
What is the purpose of deforestation?
  • Procuring land for cultivation
  • Building houses and factories
  • Making furniture or using wood as fuel
  • All of the above
Species is a group of populations which cannot interbreed.
  • True
  • False
Only .......... and fauna are preserved in national parks.
  • Grasses
  • Gene flow
  • Flora
  • None of the above
Many birds from Siberia come to India, during winter months, in the search of 
  • Warm climate and food
  • Cool climate
  • Water availability
  • None of the above
Given is an image of an Arctic tern.
The Arctic tern is known because its migration route is the longest of any bird. It flies from the Arctic to ................ yearly.
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  • Atlantis
  • Siberia
  • Antarctic
  • Canada
If you recycle one ton of paper, how many trees can you save?
  • One
  • Nine
  • Seventeen
  • One Hundred
Which of the following is not true about deforestation?
  • Population explosion is one of the reasons for deforestation.
  • Cleaning of forest for agriculture causes deforestation.
  • Deforestation can also occur naturally.
  • There is no environmental impact due to deforestation.
The red data book keeps the record of 
  • Endangered animals and plants
  • Extinct animals and plants
  • Endemic animals and plants
  • All of the above
Which of the following animal is the symbol of WWF (World Wildlife Fund)?
  • Panda
  • Whale
  • Lion
  • Tiger
What are biosphere reserves?
  • The areas meant for conservation of bio-diversity
  • The areas meant for protection and conservation of water resources
  • Areas where animals are placed in cages
  • None of the above
Many birds migrate to warmer climates in the spring. Find two reasons why?
A. To get away from seasonal predators.
B. Because of overpopulation in winter grounds.
C. For better food supplies.
D. To lay eggs and rear their young ones.
  • C & D
  • A & C
  • B & D
  • A & D
Migration is an
  • Annual event
  • Biannual event
  • Quarterly event
  • All of the above
Plants found in particular area is called as 
  • Fauna
  • Flora
  • Endemic
  • None of the above
Wild Mango is the flora of
  • Panchmari biosphere reserve
  • Nigiri biosphere reserve
  • Nicobar island
  • Gulf of mannar
Paper and Glass are the wastes that can be
  • Reuse
  • Recycle
  • Decompose
  • Both A and B
Which of the following Ministries initiated a "Project Tiger' programme to save tiger population?
  • WHO
  • WWE
  • MEF
  • UNEP
Which one of the following statements is true about a biosphere reserve?
  • It is a protected area where only endemic species live.
  • It is meant only for the conservation of plants and animals.
  • It is meant to conserve both, the biodiversity and the culture of that area.
  • There are no other protected area within its limits.
Which of the following natural disasters affect habitat in the environment?
  • Droughts
  • Floods
  • The thinning of the ozone layer
  • All of these
What is a National Park?
  • An area strictly reserved for improvement of wild life
  • An area where grazing and cultivation are permitted
  • A park where the whole nation can have picnics
  • A park which can be privately owned
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