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Question (11)

QN008709

Climate change threatens biodiversity primarily because it

(A) Alters environmental conditions faster than some species can adapt
(B) Increases the number of species everywhere
(C) Eliminates all microorganisms
(D) Prevents reproduction in all organisms

Correct Answer: A

Explanation:

Rapid environmental change can exceed adaptation limits.

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Question (12)

QN008710

A region experiences rapid deforestation. Which outcome is most likely?

(A) Increased habitat availability
(B) Habitat loss and reduction in biodiversity
(C) More endemic species
(D) Improved ecosystem stability

Correct Answer: B

Explanation:

Deforestation removes habitats needed by organisms.

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Question (13)

QN008711

Which ecological role would be most directly affected if microorganisms disappeared from an ecosystem?

(A) Pollination
(B) Nutrient recycling
(C) Seed dispersal
(D) Camouflage

Correct Answer: B

Explanation:

Microorganisms are major decomposers and recyclers.

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Question (14)

QN008712

If biodiversity in a forest decreases significantly, the ecosystem is likely to become

(A) More stable
(B) More resistant to disturbances
(C) Less resilient to environmental changes
(D) Independent of climate

Correct Answer: C

Explanation:

Reduced biodiversity lowers ecosystem resilience.

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Question (15)

QN008713

The Purple Frog is important in biodiversity studies because

(A) It is found on every continent
(B) Its discovery provided insights into ancient amphibian groups
(C) It is the largest frog in India
(D) It lives only in deserts

Correct Answer: B

Explanation:

Its discovery helped scientists understand ancient amphibian evolution.

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Question (16)

QN008714

The scientific name Nasikabatrachus sahyadrensis reflects

(A) A chemical compound
(B) A weather phenomenon
(C) Its association with the Sahyadri Hills
(D) Its diet

Correct Answer: C

Explanation:

The species name refers to the Sahyadri Hills.

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Question (17)

QN008715

The Purple Frog spends most of the year

(A) Flying between trees
(B) Underground
(C) Floating on water surfaces
(D) Living on mountain peaks

Correct Answer: B

Explanation:

It remains underground and emerges during the monsoon for breeding.

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Question (18)

QN008716

The discovery of the Purple Frog highlighted the need for

(A) Urban expansion
(B) Biodiversity conservation in the Western Ghats
(C) Industrial development
(D) Increased mining activities

Correct Answer: B

Explanation:

It emphasized conservation of biodiversity-rich regions.

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Question (19)

QN008717

Which question is most closely related to biodiversity under threat?

(A) How many planets exist in the solar system?
(B) How can climate change affect biodiversity?
(C) What is the boiling point of water?
(D) How are minerals extracted?

Correct Answer: B

Explanation:

Climate change is a major threat to biodiversity.

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Question (20)

QN008718

A scientist observes that several seed-dispersing birds have disappeared from a forest. Which long-term effect is most likely?

(A) Better seed distribution
(B) Reduced regeneration of some plant species
(C) Faster rock formation
(D) Increased volcanic activity

Correct Answer: B

Explanation:

Fewer seed dispersers can reduce plant reproduction and spread.

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Question (11)

Climate change threatens biodiversity primarily because it

Explanation:

Link:

Question (12)

A region experiences rapid deforestation. Which outcome is most likely?

Explanation:

Link:

Question (13)

Which ecological role would be most directly affected if microorganisms disappeared from an ecosystem?

Explanation:

Link:

Question (14)

If biodiversity in a forest decreases significantly, the ecosystem is likely to become

Explanation:

Link:

Question (15)

The Purple Frog is important in biodiversity studies because

Explanation:

Link:

Question (16)

The scientific name Nasikabatrachus sahyadrensis reflects

Explanation:

Link:

Question (17)

The Purple Frog spends most of the year

Explanation:

Link:

Question (18)

The discovery of the Purple Frog highlighted the need for

Explanation:

Link:

Question (19)

Which question is most closely related to biodiversity under threat?

Explanation:

Link:

Question (20)

A scientist observes that several seed-dispersing birds have disappeared from a forest. Which long-term effect is most likely?

Explanation:

Link:

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