🟢 Geography Optional – Prelims Level
Environment, Biodiversity & Conservation (Map-Linked)
Page – 12
UPSC / UPPSC | Shaktimatha 369 Learning
Q76. Which of the following regions is recognised as a global biodiversity hotspot?
- A. Indo-Gangetic Plains
- B. Western Ghats
- C. Deccan Plateau
- D. Thar Desert
Correct Answer: B. Western Ghats
Explanation:
The Western Ghats are one of the world’s biodiversity hotspots due to high endemism and species richness, but also face high anthropogenic pressure.
Q77. Which one of the following national parks is famous for one-horned rhinoceros?
- A. Gir National Park
- B. Kaziranga National Park
- C. Manas National Park
- D. Bandipur National Park
Correct Answer: B. Kaziranga National Park
Explanation:
Kaziranga National Park in Assam hosts the largest population of the one-horned rhinoceros.
Q78. Consider the following statements about mangrove ecosystems:
1. They grow in saline and brackish water.
2. They act as buffers against coastal erosion.
3. They are found only in temperate regions.
- A. 1 and 2 only
- B. 2 and 3 only
- C. 1 and 3 only
- D. 1, 2 and 3
Correct Answer: A. 1 and 2 only
Explanation:
Mangroves thrive in tropical and subtropical coasts, protect shorelines and reduce cyclone impact.
Q79. Which international convention deals with wetlands of international importance?
- A. CITES
- B. Ramsar Convention
- C. Bonn Convention
- D. Basel Convention
Correct Answer: B. Ramsar Convention
Explanation:
The Ramsar Convention aims at conservation and wise use of wetlands across the world.
Q80. Which of the following Indian states has the maximum forest cover?
- A. Madhya Pradesh
- B. Arunachal Pradesh
- C. Chhattisgarh
- D. Odisha
Correct Answer: B. Arunachal Pradesh
Explanation:
Arunachal Pradesh has the largest forest cover by area, owing to its mountainous terrain and low population density.
Q81. Which of the following best describes “ecotone”?
- A. Area of uniform vegetation
- B. Transition zone between two ecosystems
- C. Core area of a biosphere reserve
- D. Artificial ecosystem
Correct Answer: B. Transition zone between two ecosystems
Explanation:
An ecotone is a region of overlap between two ecosystems, often showing greater species diversity.
Q82. Which of the following Indian biosphere reserves is part of the Nilgiri Biosphere Reserve?
- A. Silent Valley
- B. Nanda Devi
- C. Gulf of Mannar
- D. Sundarbans
Correct Answer: A. Silent Valley
Explanation:
The Nilgiri Biosphere Reserve includes Silent Valley, Bandipur and Nagarhole forests.
UPSC Environment Tip:
Map-location + Convention + Species = sure-shot prelims questions.
End of Prelims Level – Page 12
Shaktimatha 369 Learning
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