Biodiversity and Conservation Class 12 Biology MCQ with Answers has been organized according to the latest exam pattern in the CBSE Class 12 Biology syllabus for the upcoming CBSE Class 12 Biology Exam. Biodiversity and Conservation cover topics like Biodiversity, conservation of biodiversity, These questions are designed to help students understand the concept thoroughly. They are helpful for revision and for grasping the concepts effectively. These MCQ questions cover in-text book questions and important topics to help students assess their preparation level for CBSE board exams.
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CBSE Class 12 Chapter 13 Biodiversity and Conservation MCQs
Check below the MCQ Questions for class 12 Biology with answers and Clear your idea of Chapter 13 Biodiversity and Conservation.
Q.1. Select the correct statement about b-diversity.
(a) It shows within community diversity.
(b) Variations are limited.
(c) It shows diversity between community.
(d) There is lot of competition, adjustments and inter-relationships amongst member of the same community.
Answer
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Q.2. Select the incorrectly matched pair.
(a) Khecheopalri lake – Sacred lake
(b) Kaziranga – Rhinoceros
(c) Rann of Kutch – Asiatic wild ass
(d) Jaldapara Sanctuary – Punjab
Answer
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Q.3. What does Shannon index used in ecological studies measures?
(a) Species richness (b) Species equitability
(c) Evolution (d) Both (a) and (b)
Answer
(d): Shannon index measures species richness and equitability.
Q.4. Diversity present in ranges of communities as represented by diversity of ecosystem over a total landscape is
(a) alpha diversity (b) beta diversity
(c) gamma diversity (d) delta diversity
Answer
Q.5. Select the incorrect statement regarding hotspots.
(a) Hotspots are the areas of high endemism and high level of species richness.
(b) Eastern ghats and Aravalli hills are hotspot region of India.
(c) Hotspots cover less than 2% of the total area but contain 44% of species.
(d) Biodiversity hotspots were originally identified by Norman Myers in 1990s.
Answer
Q.6. Which of the following characters make species more susceptible to extinction?
(a) Ability of species to switch over to alternate foods.
(b) Species restricted to small geographical area.
(c) Small body size and high reproductive potential.
(d) None of these
Answer
Q.7. Select the mismatched pair.
(a) Amazon rainforest – Lungs of the planet
(b) Arboreta – Ex-situ conservation
(c) Manas Biosphere – Meghalaya
(d) Lantana camara – Exotic species
Answer
Q.8. Which of the following pairs of an animal and a plant represents endangered organisms in India?
(a) Tamarind and Rhesus monkey
(b) Cinchona and leopard
(c) Banyan and Black buck
(d) Bentinckia nicobarica and Red panda
Answer
Q.9. Which of the following arrangements is correct with respect to decreasing biodiversity of angiosperm (N), fungi (F), pteridophytes (P) and algae (A)?
(a) N > F > P > A (b) N > F > A > P
(c) F > N > P > A (d) F > N > A > P
Answer
Q.10. The Earth Summit held in Rio de Janeiro in 1992 was called
(a) for immediate steps to discontinue use of CFCs that were damaging the ozone layer
(b) to reduce CO2 emissions and global warming
(c) for conservation of biodiversity and sustainable utilization of its benefits
(d) to assess threat posed to native species by invasive weed species.
Answer
We hope the MCQs for the CBSE Class 12 Biology Chapter 13 on Biodiversity and Conservation are helpful for your board exam preparation.
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