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Question (1)

QN008579

Which statement best describes adaptation as discussed in this subtopic?

(A) Sudden change in habitat
(B) Structural feature that helps survival in a particular environment
(C) Seasonal migration only
(D) Random body movement

Correct Answer: B

Explanation:

Adaptations are structural features that help organisms survive in specific environments.

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Question (2)

QN008580

Fins and gills in fish primarily help in

(A) Flying and feeding
(B) Reproduction and protection
(C) Movement and respiration in water
(D) Digestion and excretion

Correct Answer: C

Explanation:

Fins aid movement while gills enable respiration in water.

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Question (3)

QN008581

Which pair of structural features enables birds to fly efficiently?

(A) Scales and claws
(B) Feathers and hollow bones
(C) Fur and lungs
(D) Gills and fins

Correct Answer: B

Explanation:

Feathers and hollow bones reduce weight and aid flight.

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Question (4)

QN008582

Fat storage in camels is an adaptation mainly for

(A) Flying long distances
(B) Surviving conditions with limited food and water
(C) Breathing underwater
(D) Escaping predators through speed

Correct Answer: B

Explanation:

Stored fat provides energy during scarcity.

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Question (5)

QN008583

Thick fur in polar bears helps primarily in

(A) Swimming faster
(B) Producing food
(C) Protection from extreme cold
(D) Digging burrows

Correct Answer: C

Explanation:

Thick fur acts as insulation against cold temperatures.

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Question (6)

QN008584

Mammary glands in mammals are important because they

(A) Aid in respiration
(B) Improve survival of young ones
(C) Help in locomotion
(D) Protect against predators

Correct Answer: B

Explanation:

Mammary glands provide nourishment to offspring.

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Question (7)

QN008585

A fish suddenly loses its gills but retains fins. Which life function would be most directly affected?

(A) Movement in water
(B) Respiration in water
(C) Reproduction
(D) Digestion

Correct Answer: B

Explanation:

Gills are essential for breathing in water.

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Question (8)

QN008586

Which adaptation is most closely associated with aerial life?

(A) Gills
(B) Hollow bones
(C) Thick fur
(D) Fat hump

Correct Answer: B

Explanation:

Hollow bones reduce body weight and facilitate flight.

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Question (9)

QN008587

A desert animal that stores energy reserves within its body is showing an adaptation similar to that of a

(A) Polar bear
(B) Camel
(C) Fish
(D) Frog

Correct Answer: B

Explanation:

Camels store fat as an energy reserve.

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Question (10)

QN008588

If feathers were present in birds but hollow bones were absent, which outcome is most likely?

(A) Flight would become less efficient
(B) Birds would breathe underwater
(C) Birds would become autotrophic
(D) Birds would lose feathers immediately

Correct Answer: A

Explanation:

Heavier bones would reduce flight efficiency.

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Question (1)

Which statement best describes adaptation as discussed in this subtopic?

Explanation:

Link:

Question (2)

Fins and gills in fish primarily help in

Explanation:

Link:

Question (3)

Which pair of structural features enables birds to fly efficiently?

Explanation:

Link:

Question (4)

Fat storage in camels is an adaptation mainly for

Explanation:

Link:

Question (5)

Thick fur in polar bears helps primarily in

Explanation:

Link:

Question (6)

Mammary glands in mammals are important because they

Explanation:

Link:

Question (7)

A fish suddenly loses its gills but retains fins. Which life function would be most directly affected?

Explanation:

Link:

Question (8)

Which adaptation is most closely associated with aerial life?

Explanation:

Link:

Question (9)

A desert animal that stores energy reserves within its body is showing an adaptation similar to that of a

Explanation:

Link:

Question (10)

If feathers were present in birds but hollow bones were absent, which outcome is most likely?

Explanation:

Link:

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