Biodiversity Hotspots of Assam MCQs

Assam General Knowledge – Module 6: Assam Environment, Ecology & Biodiversity MCQs

Topic: Biodiversity Hotspots of Assam MCQs

I. Concept of Biodiversity Hotspots

1. A biodiversity hotspot is defined as a region that:

A. Has only dense forests
B. Has high endemism and faces serious threats
C. Has large deserts
D. Has low species diversity

Correct Answer: B

Explanation:
A biodiversity hotspot is characterised by exceptional species richness and endemism, coupled with significant habitat loss.

2. The concept of biodiversity hotspots was introduced by:

A. UNESCO
B. WWF
C. Norman Myers
D. IUCN

Correct Answer: C

Explanation:
Norman Myers introduced the biodiversity hotspot concept to prioritise conservation efforts.

3. How many biodiversity hotspots are recognised globally?

A. 10
B. 20
C. 25
D. 36

Correct Answer: D

Explanation:
Currently, 36 biodiversity hotspots are recognised worldwide.

II. Biodiversity Hotspots Relevant to Assam

4. Assam falls under which global biodiversity hotspot?

A. Western Ghats
B. Himalaya
C. Indo-Burma
D. Sundaland

Correct Answer: C

Explanation:
Assam is part of the Indo-Burma biodiversity hotspot, one of the richest in the world.

5. The Indo-Burma biodiversity hotspot covers parts of:

A. Europe and Central Asia
B. South Asia and Southeast Asia
C. Africa only
D. Australia only

Correct Answer: B

Explanation:
The Indo-Burma hotspot spans South and Southeast Asia, including Northeast India.

6. Assam’s inclusion in the Indo-Burma hotspot is mainly due to its:

A. Desert ecosystem
B. Coastal ecosystem
C. Forest, wetland, and riverine ecosystems
D. Alpine ecosystem

Correct Answer: C

Explanation:
Assam’s forests, wetlands, grasslands, and river systems support immense biodiversity.

III. Biodiversity Richness of Assam

7. Assam’s biodiversity is high mainly because of:

A. Uniform climate
B. Industrial development
C. Varied topography and climate
D. Low rainfall

Correct Answer: C

Explanation:
Variation in altitude, climate, and ecosystems leads to high species diversity.

8. Which river system plays a major role in shaping Assam’s biodiversity?

A. Ganga
B. Yamuna
C. Brahmaputra
D. Narmada

Correct Answer: C

Explanation:
The Brahmaputra river system supports wetlands, floodplains, and forests.

9. Assam is especially rich in which group of organisms?

A. Desert reptiles
B. Amphibians and birds
C. Polar species
D. Marine mammals

Correct Answer: B

Explanation:
The state is known for high amphibian diversity and avifaunal richness.

IV. Endemism & Species Diversity

10. Endemic species are those that:

A. Are found everywhere
B. Are migratory
C. Are found only in a specific region
D. Are recently introduced

Correct Answer: C

Explanation:
Endemic species have a restricted geographical distribution.

11. The biodiversity hotspot status of Assam highlights the importance of:

A. Mining
B. Urban expansion
C. Conservation of endemic species
D. Industrial corridors

Correct Answer: C

Explanation:
Hotspot regions demand urgent conservation of endemic and threatened species.

12. Which of the following is a flagship species of Assam’s biodiversity?

A. Snow leopard
B. One-horned rhinoceros
C. Wild yak
D. Camel

Correct Answer: B

Explanation:
The one-horned rhinoceros symbolises Assam’s unique biodiversity.

V. Forests, Wetlands & Ecosystems

13. Which type of forest is most widespread in Assam?

A. Tropical evergreen forest
B. Tropical deciduous forest
C. Mangrove forest
D. Coniferous forest

Correct Answer: A

Explanation:
Assam predominantly has tropical evergreen and semi-evergreen forests.

14. Wetlands in Assam are important biodiversity components because they:

A. Reduce rainfall
B. Support migratory birds and aquatic life
C. Prevent plant growth
D. Encourage desertification

Correct Answer: B

Explanation:
Wetlands support fish, birds, amphibians, and nutrient cycling.

15. Grasslands in Assam are ecologically important as they:

A. Have no wildlife
B. Support megafauna like rhinoceros
C. Are man-made
D. Reduce biodiversity

Correct Answer: B

Explanation:
Grasslands are crucial habitats for rhinoceros, elephants, and deer.

VI. Threats to Biodiversity Hotspots

16. The biggest threat to biodiversity in Assam is:

A. Volcanic activity
B. Habitat loss and fragmentation
C. Snowfall
D. Tidal waves

Correct Answer: B

Explanation:
Deforestation, encroachment, and land-use change threaten biodiversity.

17. River erosion in Assam affects biodiversity by:

A. Increasing forest cover
B. Destroying habitats
C. Improving soil fertility only
D. Increasing urban areas

Correct Answer: B

Explanation:
Erosion leads to loss of forests, wetlands, and wildlife habitats.

18. Invasive species pose a threat because they:

A. Increase native diversity
B. Compete with native species
C. Improve ecosystem balance
D. Prevent soil erosion

Correct Answer: B

Explanation:
Invasive species out-compete native flora and fauna, disrupting ecosystems.

VII. Conservation Significance

19. Biodiversity hotspots are conservation priorities because they:

A. Have low species diversity
B. Are already fully protected
C. Contain many threatened species
D. Are unsuitable for humans

Correct Answer: C

Explanation:
Hotspots hold many threatened and endemic species, needing urgent protection.

20. Protected areas in Assam help biodiversity hotspots by:

A. Promoting mining
B. Conserving natural habitats
C. Expanding agriculture
D. Encouraging urbanisation

Correct Answer: B

Explanation:
Protected areas safeguard critical habitats within hotspots.

21. Conservation of biodiversity hotspots contributes to:

A. Climate instability
B. Ecosystem services and sustainability
C. Industrial pollution
D. Over-exploitation of resources

Correct Answer: B

Explanation:
Healthy ecosystems provide climate regulation, water security, and livelihoods.

VIII. Biodiversity & Sustainable Development

22. Biodiversity conservation in Assam supports sustainable development by:

A. Eliminating natural resources
B. Balancing ecology and economy
C. Promoting deforestation
D. Ignoring local communities

Correct Answer: B

Explanation:
Sustainability requires balance between conservation and development.

23. Indigenous communities in Assam contribute to biodiversity conservation by:

A. Over-exploiting forests
B. Practising traditional sustainable use
C. Promoting monoculture
D. Urbanising forests

Correct Answer: B

Explanation:
Traditional knowledge supports sustainable resource management.

24. Biodiversity hotspots are also important for scientific research because they:

A. Lack species variety
B. Offer unique genetic resources
C. Are uninhabited
D. Have uniform ecosystems

Correct Answer: B

Explanation:
Hotspots provide valuable genetic diversity for research and medicine.

IX. Exam-Oriented Understanding

25. Assam’s biodiversity hotspot status is important for exams because it links:

A. Economy and politics
B. Environment, geography, and ecology
C. History and culture only
D. Agriculture only

Correct Answer: B

Explanation:
The topic integrates environment, geography, and biodiversity.

26. Which organisation maintains the global list of biodiversity hotspots?

A. UNDP
B. IUCN
C. Conservation International
D. WWF India

Correct Answer: C

Explanation:
Conservation International maintains the official hotspot list.

27. Assam’s biodiversity hotspot region is part of which broader ecological zone?

A. Arctic zone
B. Tropical zone
C. Temperate zone
D. Polar zone

Correct Answer: B

Explanation:
Assam lies in the tropical ecological zone, supporting high biodiversity.

X. Integrated Perspective

28. Loss of biodiversity in hotspot regions may lead to:

A. Ecosystem stability
B. Ecological imbalance
C. Increased rainfall
D. Improved soil everywhere

Correct Answer: B

Explanation:
Biodiversity loss disrupts ecosystem balance and resilience.

29. Studying biodiversity hotspots of Assam helps aspirants understand:

A. Only plant names
B. Conservation challenges and priorities
C. Urban planning
D. Industrial policy

Correct Answer: B

Explanation:
It builds understanding of conservation needs and ecological threats.

30. Biodiversity hotspots of Assam together represent:

A. Cultural heritage
B. Natural heritage of global importance
C. Industrial resources
D. Political boundaries

Correct Answer: B

Explanation:
They form part of the world’s most important natural heritage regions.

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🔹 SEO Highlight Conclusion Section

Conclusion: Strengthen Assam Environment Preparation with Biodiversity Hotspot MCQs

These Biodiversity Hotspots of Assam MCQs are prepared in strict alignment with the Assam-specific General Knowledge curriculum, ensuring high relevance for competitive, academic, and school-level examinations. The questions comprehensively cover the concept of biodiversity hotspots, Indo-Burma hotspot characteristics, Assam’s forests, wetlands, grasslands, endemic species, ecological significance, conservation challenges, and sustainable development linkages, supported by clear, concept-oriented explanations.

Targeting Exams

These Multiple Choice Questions (MCQs) are specially designed for APSC, UPSC, Assam Police, TET, Forest, Banking, Grade III & IV, and other competitive examinations. They are equally relevant for Assam school examinations, CBSE board exams, SEBA board exams, AHSEC board exams, Assam State School Education Board (ASSEB), Common Entrance Examination (CEE), and college and university-level assessments across Assam.

Regular practice of these MCQs will help aspirants build strong conceptual clarity in environment and ecology, understand global and regional biodiversity priorities, and confidently answer biodiversity-based objective questions.

🔹 Frequently Asked Questions (FAQs)

Q1. What is a biodiversity hotspot and why is Assam included in it?
A biodiversity hotspot is a region with high species endemism under serious threat. Assam is part of the Indo-Burma biodiversity hotspot due to its rich forests, wetlands, and riverine ecosystems.

Q2. Are Biodiversity Hotspots of Assam MCQs important for APSC and Forest exams?
Yes. Questions on Indo-Burma hotspot, biodiversity conservation, endemic species, and threats are frequently asked in APSC, Assam Forest, and other state-level exams.

Q3. Do these MCQs cover Assam-specific biodiversity concepts or only global theory?
These MCQs focus on Assam-specific biodiversity, including ecosystems, species richness, conservation challenges, and exam-relevant factual and conceptual areas.

Q4. Are these MCQs useful for SEBA, AHSEC, CBSE, and ASSEB board students?
Absolutely. These MCQs are highly relevant for SEBA, AHSEC, CBSE, ASSEB, and CEE, especially for Environment, Geography, and General Knowledge preparation.

Q5. How do Biodiversity Hotspot MCQs help in competitive exam preparation?
They help aspirants link static ecology concepts with Assam-specific facts, improve environmental awareness, and enhance accuracy in objective-type questions.