Extra 40 MCQs with answers from the chapter:5 "Conservation of Plants and Animals" for Class 8 Science (CBSE):-
1. What is deforestation?
A) Cutting down trees for plantation
B) Cutting down trees for various purposes
C) Growing more trees
D) Protecting forests
Ans: B) Cutting down trees for various purposes
2. Which of the following is NOT a cause of deforestation?
A) Urbanization
B) Forest fires
C) Afforestation
D) Agriculture
Ans: C) Afforestation
3. Which of the following is NOT a consequence of deforestation?
A) Loss of biodiversity
B) Soil erosion
C) Increase in oxygen level
D) Climate change
Ans: C) Increase in oxygen level
4. National parks are meant for:
A) Protecting domestic animals
B) Conservation of wildlife
C) Building industries
D) Growing crops
Ans: B) Conservation of wildlife
5. Which of the following is an extinct animal?
A) Elephant
B) Dodo
C) Tiger
D) Crocodile
Ans: B) Dodo
6. The process of planting trees to restore forests is called:
A) Afforestation
B) Deforestation
C) Soil erosion
D) Desertification
Ans: A) Afforestation
7. Which of the following is a major effect of deforestation?
A) Increase in rainfall
B) Increase in oxygen
C) Increase in temperature
D) Increase in biodiversity
Ans: C) Increase in temperature
8. A species that is at risk of extinction is called:
A) Endemic species
B) Extinct species
C) Endangered species
D) Migratory species
Ans: C) Endangered species
9. Which of the following is a conservation strategy?
A) Poaching
B) Hunting
C) National parks
D) Deforestation
Ans: C) National parks
10. Which of the following is an example of an endangered species in India?
A) Tiger
B) Dog
C) Cow
D) Crow
Ans: A) Tiger
11. Which government initiative is aimed at protecting tigers in India?
A) Project Elephant
B) Project Tiger
C) Project Rhino
D) Project Leopard
Ans: B) Project Tiger
12. Which organization works for wildlife conservation?
A) WHO
B) WWF
C) NASA
D) UNESCO
Ans: B) WWF
13. What is Red Data Book?
A) A book with plant names
B) A record of endangered species
C) A record of forests
D) A book about climate change
Ans: B) A record of endangered species
14. Which of the following is NOT a type of protected area?
A) Wildlife Sanctuary
B) Biosphere Reserve
C) National Park
D) Agricultural Land
Ans: D) Agricultural Land
15. Which of the following is an example of a Biosphere Reserve in India?
A) Kaziranga National Park
B) Gir National Park
C) Nilgiri Biosphere Reserve
D) Ranthambore National Park
Ans: C) Nilgiri Biosphere Reserve
16. What is poaching?
A) Illegal hunting of animals
B) Conservation of plants
C) Wildlife photography
D) Farming
Ans: A) Illegal hunting of animals
17. Which of the following is a renewable resource?
A) Coal
B) Petroleum
C) Forests
D) Natural gas
Ans: C) Forests
18. What is reforestation?
A) Cutting down trees
B) Planting trees in deforested areas
C) Converting forests into deserts
D) Removing soil cover
Ans: B) Planting trees in deforested areas
19. Which of the following is a protected area?
A) Sanctuary
B) Zoo
C) Botanical Garden
D) Aquarium
Ans: A) Sanctuary
20. Which species is known as the "National Animal of India"?
A) Elephant
B) Lion
C) Bengal Tiger
D) Peacock
Ans: C) Bengal Tiger
21. Which gas is mainly responsible for global warming?
A) Oxygen
B) Carbon dioxide
C) Nitrogen
D) Hydrogen
Ans: B) Carbon dioxide
22. Which of the following causes desertification?
A) Afforestation
B) Soil conservation
C) Deforestation
D) Wildlife protection
Ans: C) Deforestation
23. Which term refers to the variety of life in an ecosystem?
A) Deforestation
B) Biodiversity
C) Pollution
D) Erosion
Ans: B) Biodiversity
24. The Gir National Park is famous for which animal?
A) Elephant
B) Lion
C) Tiger
D) Rhinoceros
Ans: B) Lion
25. What is an endemic species?
A) A species found only in a specific area
B) A species found everywhere
C) A species that migrates
D) A species that is extinct
Ans: A) A species found only in a specific area
26. Which of the following helps in preventing soil erosion?
A) Deforestation
B) Reforestation
C) Poaching
D) Mining
Ans: B) Reforestation
27. What is the main purpose of a wildlife sanctuary?
A) To protect endangered animals
B) To allow hunting
C) To build industries
D) To grow crops
Ans: A) To protect endangered animals
28. What is the role of forests in maintaining ecological balance?
A) Producing carbon dioxide
B) Increasing pollution
C) Absorbing carbon dioxide and releasing oxygen
D) Decreasing rainfall
Ans: C) Absorbing carbon dioxide and releasing oxygen
29. Which human activity is NOT harmful to biodiversity?
A) Deforestation
B) Overgrazing
C) Hunting
D) Conservation of wildlife
Ans: D) Conservation of wildlife
30. Sundarbans National Park is famous for which species?
A) Asiatic Lion
B) Bengal Tiger
C) One-horned Rhinoceros
D) Snow Leopard
Ans: B) Bengal Tiger
31. The cutting down of trees on a large scale is known as:
A) Afforestation
B) Deforestation
C) Reforestation
D) Conservation
Ans: B) Deforestation
32. Which factor does NOT affect biodiversity?
A) Habitat destruction
B) Climate change
C) Pollution
D) Sports activities
Ans: D) Sports activities
33. A place where animals are protected in their natural habitat is called a:
A) Zoo
B) Wildlife Sanctuary
C) Museum
D) Aquarium
Ans: B) Wildlife Sanctuary
34. What is the full form of WWF?
A) World Wide Fund for Nature
B) Wildlife Welfare Foundation
C) World Weather Forum
D) Wild Water Federation
Ans: A) World Wide Fund for Nature
35. What happens when trees are cut down in large numbers?
A) More rainfall
B) Less soil erosion
C) Global warming
D) More oxygen
Ans: C) Global warming
36. What is the main purpose of a biosphere reserve?
A) Conservation of wildlife, plants, and human communities
B) Building houses for people
C) Growing commercial crops
D) Cutting trees for timber
Ans: A) Conservation of wildlife, plants, and human communities
37. Which of the following is an example of an extinct species?
A) Tiger
B) Blue Whale
C) Dinosaur
D) Elephant
Ans: C) Dinosaur
38. What is the major cause of loss of biodiversity?
A) Conservation programs
B) Deforestation and habitat destruction
C) Afforestation
D) Protection of national parks
Ans: B) Deforestation and habitat destruction
39. Which of the following is NOT an advantage of conservation of forests?
A) Maintains ecological balance
B) Prevents soil erosion
C) Leads to desertification
D) Provides oxygen
Ans: C) Leads to desertification
40. The Great Himalayan National Park is located in which state of India?
A) Uttarakhand
B) Himachal Pradesh
C) Assam
D) Madhya Pradesh
Ans: B) Himachal Pradesh
