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

Part 2: Q26 – Q50

Q26. Which of the following is NOT a cause of desertification?

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

✅ Correct Answer: C) Afforestation

Explanation:

• A) Overgrazing – ✔ Removes grass cover, leads to desertification.
• B) Deforestation – ✔ Soil loses fertility, leads to desertification.
• C) Afforestation – ✔ Planting trees prevents desertification.
• D) Mining – ✔ Damages land and soil fertility.

Q27. Which of these is a natural cause of deforestation?

A) Forest fire
B) Urbanization
C) Agriculture expansion
D) Mining

✅ Correct Answer: A) Forest fire

Explanation:

• A) ✔ Forest fires naturally destroy large areas of forest.
• B, C, D – Human causes.

Q28. The famous Kaziranga National Park is known for:

A) Asiatic lion
B) One-horned rhinoceros
C) Royal Bengal tiger
D) Wild elephant

✅ Correct Answer: B) One-horned rhinoceros

Explanation:

• A) Asiatic lion – Gir forest.
• B) ✔ Kaziranga → World heritage site, famous for rhinos.
• C) Royal Bengal tiger – Sundarbans.
• D) Wild elephant – Kerala/Assam forests.

Q29. Which of the following is an endemic animal of Pachmarhi Biosphere Reserve?

A) Bison
B) Tiger
C) Peacock
D) Leopard

✅ Correct Answer: A) Bison

Explanation:

• A) ✔ Bison is endemic to Pachmarhi Biosphere Reserve.
• B, C, D – Found in many regions, not endemic.

Q30. The illegal hunting of animals is called:

A) Poaching
B) Grazing
C) Cultivation
D) Capturing

✅ Correct Answer: A) Poaching

Explanation:

• A) ✔ Poaching is hunting animals illegally for trade.
• B, C, D – Not correct terms.

Q31. Which is an endangered bird species in India?

A) Indian Bustard
B) Crow
C) Parrot
D) Pigeon

✅ Correct Answer: A) Indian Bustard

Explanation:

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

Q32. Which practice leads to loss of biodiversity?

A) Overexploitation of resources
B) Reforestation
C) Establishing sanctuaries
D) Conserving water

✅ Correct Answer: A) Overexploitation of resources

Explanation:

• A) ✔ Overuse of land, forests, and water reduces biodiversity.
• B, C, D – Promote conservation.

Q33. Which biosphere reserve spreads across Kerala, Tamil Nadu, and Karnataka?

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

✅ Correct Answer: B) Nilgiri

Explanation:

• A, C, D – Located in different states.
• B) ✔ Nilgiri biosphere covers 3 states.

Q34. Which of the following is NOT a protected area?

A) National park
B) Biosphere reserve
C) Wildlife sanctuary
D) Agricultural field

✅ Correct Answer: D) Agricultural field

Explanation:

• A, B, C – Legally protected for wildlife.
• D) ✔ Farmland is not a protected area.

Q35. Which animal is poached for its skin and bones?

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

✅ Correct Answer: B) Tiger

Explanation:

• A, C, D – Hunted for other reasons.
• B) ✔ Tigers are poached for bones, skin, and body parts.

Q36. Which one is NOT a part of biodiversity conservation?

A) Afforestation
B) Wildlife sanctuaries
C) National parks
D) Hunting competitions

✅ Correct Answer: D) Hunting competitions

Explanation:

• A, B, C – Promote conservation.
• D) ✔ Hunting reduces biodiversity.

Q37. Which of the following is a man-made cause of deforestation?

A) Floods
B) Cyclones
C) Agriculture expansion
D) Forest fires (natural)

✅ Correct Answer: C) Agriculture expansion

Explanation:

• A, B, D – Natural causes.
• C) ✔ Forests cleared for farming land.

Q38. Which of these is a migratory bird?

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

✅ Correct Answer: B) Siberian crane

Explanation:

• A, C, D – Resident birds.
• B) ✔ Migrates from Siberia to India in winter.

Q39. Which term describes species at risk of extinction?

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

✅ Correct Answer: A) Endangered species

Explanation:

• A) ✔ At risk of disappearing forever.
• B, C, D – Other categories.

Q40. Which of these is NOT an effect of deforestation?

A) Decrease in rainfall
B) Soil erosion
C) Increase in biodiversity
D) Global warming

✅ Correct Answer: C) Increase in biodiversity

Explanation:

• A, B, D – True effects of deforestation.
• C) ✔ Biodiversity decreases, not increases.

Q41. Which of these is NOT found in the Red Data Book?

A) Endangered animals
B) Endangered plants
C) Endangered fungi
D) Common domestic animals

✅ Correct Answer: D) Common domestic animals

Explanation:

• A, B, C – Listed in Red Data Book.
• D) ✔ Domesticated animals are not included.

Q42. Which step is taken by the government to protect tigers?

A) Project Lion
B) Project Elephant
C) Project Tiger
D) Project Rhino

✅ Correct Answer: C) Project Tiger

Explanation:

• A) Lion – Gir forest project.
• B) Elephant – Elephant corridors project.
• C) ✔ Project Tiger started in 1973.
• D) Rhino – No such project.

Q43. Which of the following forests is protected under law?

A) Reserved forest
B) Open grazing land
C) Village commons
D) Agricultural land

✅ Correct Answer: A) Reserved forest

Explanation:

• A) ✔ Declared by law, protected from deforestation.
• B, C, D – Not legally protected.

Q44. Which of the following leads to an increase in global warming?

A) Cutting of forests
B) Planting more trees
C) Soil conservation
D) Conserving water

✅ Correct Answer: A) Cutting of forests

Explanation:

• A) ✔ Deforestation reduces CO₂ absorption, raises global warming.
• B, C, D – Opposite effects.

Q45. Which is a biosphere reserve in India recognized by UNESCO?

A) Nanda Devi
B) Gir Forest
C) Kaziranga
D) Ranthambore

✅ Correct Answer: A) Nanda Devi

Explanation:

• A) ✔ UNESCO recognized biosphere reserve.
• B, C, D – National parks or sanctuaries.

Q46. Which term describes the disappearance of a species from Earth?

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

✅ Correct Answer: C) Extinct

Explanation:

• A, B, D – Still exist in some form.
• C) ✔ Extinct = no living members left.

Q47. Which of the following is a function of forests?

A) Controlling floods
B) Producing oxygen
C) Maintaining water cycle
D) All of these

✅ Correct Answer: D) All of these

Explanation:

• A, B, C – All are true roles of forests.
• D) ✔ Correct.

Q48. Which of the following is NOT a step in conservation of forests?

A) Afforestation
B) Poaching
C) Wildlife sanctuaries
D) Controlled grazing

✅ Correct Answer: B) Poaching

Explanation:

• A, C, D – Support conservation.
• B) ✔ Poaching harms conservation.

Q49. Which of these is a biosphere reserve in the Andaman and Nicobar Islands?

A) Great Nicobar
B) Sundarbans
C) Nilgiri
D) Kaziranga

✅ Correct Answer: A) Great Nicobar

Explanation:

• A) ✔ Located in Andaman & Nicobar Islands.
• B, C, D – Found in other states.

Q50. Which of the following animals is endemic to Kaziranga National Park?

A) Asiatic lion
B) One-horned rhinoceros
C) Tiger
D) Elephant

✅ Correct Answer: B) One-horned rhinoceros

Explanation:

• A, C, D – Found elsewhere.
• B) ✔ Kaziranga → famous for rhinos.

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