🌱 Conservation of Plants and Animals – MCQs for Class 8 Science

Part 1: Q1 – Q25

Q1. Which of the following is NOT a cause of deforestation?

A) Urbanization
B) Mining
C) Afforestation
D) Agriculture expansion

✅ Correct Answer: C) Afforestation

Explanation:

• A) Urbanization – ✔ Major cause of cutting trees.
• B) Mining – ✔ Leads to clearing of forests.
• C) Afforestation – ✔ Planting trees, prevents deforestation.
• D) Agriculture expansion – ✔ Deforestation for crop land.

Q2. The establishment of protected areas for wildlife is called:

A) Urbanization
B) Conservation
C) Industrialization
D) Pollution

✅ Correct Answer: B) Conservation

Explanation:

• A, C, D – Lead to habitat destruction.
• B) ✔ Conservation is the practice of protecting biodiversity.

Q3. The species found only in a particular area are called:

A) Endangered species
B) Extinct species
C) Endemic species
D) Exotic species

✅ Correct Answer: C) Endemic species

Explanation:

• A) Endangered – At risk of extinction.
• B) Extinct – No longer exist.
• C) ✔ Endemic – Restricted to one geographical region.
• D) Exotic – Introduced from outside.

Q4. Which of these is an extinct animal in India?

A) Asiatic Lion
B) Cheetah
C) Tiger
D) Elephant

✅ Correct Answer: B) Cheetah

Explanation:

• A, C, D – Still present (though endangered).
• B) ✔ Cheetah went extinct from India.

Q5. Which of these is NOT a biosphere reserve in India?

A) Nilgiri
B) Sundarbans
C) Kaziranga
D) Nanda Devi

✅ Correct Answer: C) Kaziranga

Explanation:

• A, B, D – Recognized biosphere reserves.
• C) ✔ Kaziranga is a national park, not a biosphere reserve.

Q6. Which type of forest is found in Sundarbans?

A) Tropical evergreen forest
B) Mangrove forest
C) Deciduous forest
D) Coniferous forest

✅ Correct Answer: B) Mangrove forest

Explanation:

• A, C, D – Not suitable.
• B) ✔ Sundarbans famous for mangroves and tigers.

Q7. Which of the following animals is endemic to Gir Forest?

A) Tiger
B) Asiatic Lion
C) Cheetah
D) Leopard

✅ Correct Answer: B) Asiatic Lion

Explanation:

• A, C, D – Found elsewhere too.
• B) ✔ Gir Forest is the only natural habitat of Asiatic lions.

Q8. Which government document lists endangered species?

A) Red Data Book
B) Green Data Book
C) Yellow Pages
D) Blue Data Book

✅ Correct Answer: A) Red Data Book

Explanation:

• A) ✔ Contains names of threatened species.
• B, C, D – Incorrect.

Q9. Which of the following is NOT an endangered species?

A) Tiger
B) Elephant
C) House crow
D) Rhinoceros

✅ Correct Answer: C) House crow

Explanation:

• A, B, D – Threatened species.
• C) ✔ Common bird, not endangered.

Q10. Which is the main aim of Project Tiger?

A) Increase tiger population
B) Eliminate poachers
C) Increase tourism
D) Provide jobs

✅ Correct Answer: A) Increase tiger population

Explanation:

• A) ✔ Launched in 1973 to protect tigers.
• B, C, D – Secondary effects, not the main aim.

Q11. Which process helps in the re-establishment of destroyed forests?

A) Deforestation
B) Reforestation
C) Soil erosion
D) Afforestation only

✅ Correct Answer: B) Reforestation

Explanation:

• A, C – Harmful.
• B) ✔ Replanting trees in deforested area.
• D) Afforestation – New plantations, not re-establishment.

Q12. What is the main reason for extinction of wildlife?

A) Increase in rainfall
B) Deforestation and habitat loss
C) Seasonal changes
D) Plantations

✅ Correct Answer: B) Deforestation and habitat loss

Explanation:

• A, C, D – Not main cause.
• B) ✔ Major reason is loss of natural habitat.

Q13. Which of these is a migratory bird?

A) Sparrow
B) Siberian crane
C) Pigeon
D) Crow

✅ Correct Answer: B) Siberian crane

Explanation:

• A, C, D – Resident birds.
• B) ✔ Siberian cranes migrate to India in winter.

Q14. Which of the following helps in soil conservation?

A) Deforestation
B) Overgrazing
C) Afforestation
D) Mining

✅ Correct Answer: C) Afforestation

Explanation:

• A, B, D – Cause soil erosion.
• C) ✔ Planting trees prevents erosion.

Q15. Which animal is endangered due to poaching for its horn?

A) Lion
B) Rhinoceros
C) Elephant
D) Tiger

✅ Correct Answer: B) Rhinoceros

Explanation:

• A, C, D – Poached for other reasons.
• B) ✔ Rhino horn → illegal trade.

Q16. Which term refers to species that no longer exist?

A) Endangered
B) Extinct
C) Endemic
D) Vulnerable

✅ Correct Answer: B) Extinct

Explanation:

• A, C, D – Still exist.
• B) ✔ Extinct = no living member remains.

Q17. Which of these is NOT a protected area?

A) Wildlife sanctuary
B) Reserve forest
C) National park
D) Urban park

✅ Correct Answer: D) Urban park

Explanation:

• A, B, C – Legally protected.
• D) ✔ Urban parks are for recreation, not wildlife protection.

Q18. Which factor increases soil erosion?

A) Cutting trees
B) Planting trees
C) Grass cover
D) Terrace farming

✅ Correct Answer: A) Cutting trees

Explanation:

• A) ✔ Deforestation → soil exposed → erosion.
• B, C, D – Reduce erosion.

Q19. Which of these is an endemic species of Pachmarhi Biosphere Reserve?

A) Sal
B) Bison
C) Giant squirrel
D) All of these

✅ Correct Answer: D) All of these

Explanation:

• A, B, C – All are endemic.
• D) ✔ Correct answer.

Q20. Which is NOT a function of forests?

A) Rainfall regulation
B) Water purification
C) Producing oxygen
D) Soil erosion increase

✅ Correct Answer: D) Soil erosion increase

Explanation:

• A, B, C – Functions of forests.
• D) ✔ Forests prevent soil erosion, not increase it.

Q21. Which of these is a critically endangered species in India?

A) Peacock
B) Indian bustard
C) Cow
D) Parrot

✅ Correct Answer: B) Indian bustard

Explanation:

• A, C, D – Common species.
• B) ✔ Critically endangered.

Q22. Which step is NOT part of wildlife conservation?

A) Hunting animals
B) Establishing sanctuaries
C) Enforcing laws
D) Educating people

✅ Correct Answer: A) Hunting animals

Explanation:

• B, C, D – Promote conservation.
• A) ✔ Hunting = threat to wildlife.

Q23. Which of the following is NOT a reason for deforestation?

A) Forest fires
B) Natural disasters
C) Timber and agriculture
D) Cloud formation

✅ Correct Answer: D) Cloud formation

Explanation:

• A, B, C – Cause loss of trees.
• D) ✔ Unrelated to deforestation.

Q24. Which of these forests are protected by law?

A) Reserved forests
B) Urban parks
C) Village groves
D) Community land

✅ Correct Answer: A) Reserved forests

Explanation:

• A) ✔ Declared by government, protected.
• B, C, D – Not officially protected.

Q25. Which of the following is the largest biosphere reserve in India?

A) Nilgiri
B) Sundarbans
C) Nanda Devi
D) Great Nicobar

✅ Correct Answer: D) Great Nicobar

Explanation:

• A, B, C – Large, but not the biggest.
• D) ✔ Great Nicobar is India’s largest biosphere reserve.

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