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Question (11)

QN005132

A desert plant loses 2 litres less water per week because its leaves are modified into spines. This adaptation mainly helps in:

(A) Faster growth
(B) Water conservation
(C) Seed production
(D) Pollination

Correct Answer: B

Explanation:

Spines help conserve water.

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Question (12)

QN005133

A student observes a plant with a thick fleshy stem and spines. The plant most likely belongs to a:

(A) Aquatic habitat
(B) Desert habitat
(C) Mountain habitat
(D) Marshy habitat

Correct Answer: B

Explanation:

These are common desert plant adaptations.

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Question (13)

QN005134

Which adaptation is commonly seen in mountain trees such as deodar?

(A) Broad floating leaves
(B) Conical shape with sloping branches
(C) Hollow stem
(D) Aerial roots

Correct Answer: B

Explanation:

The shape helps withstand snowfall.

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Question (14)

QN005135

The conical shape of deodar trees helps them:

(A) Store water
(B) Absorb more sunlight
(C) Allow snow to slide off
(D) Float during floods

Correct Answer: C

Explanation:

Snow slides off the sloping branches.

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Question (15)

QN005136

Why do mountain animals generally have thick fur?

(A) To fly easily
(B) To protect from cold temperatures
(C) To swim faster
(D) To store food

Correct Answer: B

Explanation:

Thick fur provides insulation against cold.

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Question (16)

QN005137

A mountain goat and a goat living in plains differ mainly because of:

(A) Different habitats and adaptations
(B) Different kingdoms
(C) Different food habits only
(D) Different colours only

Correct Answer: A

Explanation:

Different habitats lead to different adaptations.

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Question (17)

QN005138

Which plant adaptation is most useful in snowy mountain regions?

(A) Needle-like leaves
(B) Floating leaves
(C) Broad leaves with air spaces
(D) Weak stems

Correct Answer: A

Explanation:

Needle-like leaves help reduce snow accumulation.

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Question (18)

QN005139

A student observes that a fish has fins and a streamlined body. These adaptations help it:

(A) Climb trees
(B) Dig soil
(C) Swim efficiently
(D) Fly long distances

Correct Answer: C

Explanation:

These adaptations reduce resistance in water.

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Question (19)

QN005140

Which feature helps aquatic plants float on water?

(A) Thick bark
(B) Air spaces in plant parts
(C) Deep taproots
(D) Spines

Correct Answer: B

Explanation:

Air spaces provide buoyancy.

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Question (20)

QN005141

Lotus is commonly found in:

(A) Desert habitat
(B) Mountain habitat
(C) Aquatic habitat
(D) Polar habitat

Correct Answer: C

Explanation:

Lotus grows in water bodies.

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Question (11)

A desert plant loses 2 litres less water per week because its leaves are modified into spines. This adaptation mainly helps in:

Explanation:

Link:

Question (12)

A student observes a plant with a thick fleshy stem and spines. The plant most likely belongs to a:

Explanation:

Link:

Question (13)

Which adaptation is commonly seen in mountain trees such as deodar?

Explanation:

Link:

Question (14)

The conical shape of deodar trees helps them:

Explanation:

Link:

Question (15)

Why do mountain animals generally have thick fur?

Explanation:

Link:

Question (16)

A mountain goat and a goat living in plains differ mainly because of:

Explanation:

Link:

Question (17)

Which plant adaptation is most useful in snowy mountain regions?

Explanation:

Link:

Question (18)

A student observes that a fish has fins and a streamlined body. These adaptations help it:

Explanation:

Link:

Question (19)

Which feature helps aquatic plants float on water?

Explanation:

Link:

Question (20)

Lotus is commonly found in:

Explanation:

Link:

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