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Question (1)

QN008349

Which structural change helped early plants survive better on land?

(A) Loss of cell wall
(B) Development of vascular tissues
(C) Absence of roots
(D) Reduction of leaves

Correct Answer: B

Explanation:

Vascular tissues helped transport water and food efficiently on land.

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Question (2)

QN008350

Which plant group first showed colonisation of land with dependence on moisture?

(A) Thallophyta
(B) Bryophyta
(C) Gymnosperms
(D) Angiosperms

Correct Answer: B

Explanation:

Bryophytes were among the earliest land plants but required moisture for reproduction.

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Question (3)

QN008351

Why are bryophytes called “plant amphibians”?

(A) They live only in water
(B) They require moisture for reproduction
(C) They possess fins for swimming
(D) They reproduce through seeds

Correct Answer: B

Explanation:

Bryophytes live on land but depend on water for reproduction.

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Question (4)

QN008352

Which adaptation in gymnosperms helps reduce water loss?

(A) Broad leaves
(B) Needle-like leaves
(C) Floating roots
(D) Thin stems

Correct Answer: B

Explanation:

Needle-like leaves reduce transpiration and conserve water.

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Question (5)

QN008353

Which feature allowed pteridophytes to transport water and food efficiently?

(A) Flowers
(B) Spores
(C) Vascular tissues
(D) Fruits

Correct Answer: C

Explanation:

Xylem and phloem transport water and nutrients.

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Question (6)

QN008354

Which sequence correctly represents increasing adaptation of plants to land life?

(A) Angiosperm → Bryophyta → Thallophyta
(B) Thallophyta → Bryophyta → Pteridophyta
(C) Pteridophyta → Thallophyta → Bryophyta
(D) Gymnosperm → Bryophyta → Algae

Correct Answer: B

Explanation:

Plant evolution progressed from simple aquatic forms to vascular land plants.

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Question (7)

QN008355

Which characteristic made angiosperms the most diverse plant group?

(A) Lack of seeds
(B) Presence of flowers and fruits
(C) Dependence only on water reproduction
(D) Absence of transport tissues

Correct Answer: B

Explanation:

Flowers and fruits improved reproduction and seed dispersal.

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Question (8)

QN008356

A scientist discovers a plant with true roots, stems and leaves but without seeds. The plant most likely belongs to

(A) Bryophyta
(B) Thallophyta
(C) Pteridophyta
(D) Gymnosperm

Correct Answer: C

Explanation:

Pteridophytes possess vascular tissues but reproduce through spores.

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Question (9)

QN008357

Which feature of angiosperms improves seed dispersal?

(A) Rhizoids
(B) Cones
(C) Fruits
(D) Thallus body

Correct Answer: C

Explanation:

Fruits help spread seeds to different places.

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Question (10)

QN008358

Which statement correctly defines bilateral symmetry?

(A) Body divided into many equal parts
(B) Body cannot be divided equally
(C) Body divided into two halves along one plane
(D) Body has no head-tail distinction

Correct Answer: C

Explanation:

Bilateral symmetry divides the body into right and left halves.

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Question (1)

Which structural change helped early plants survive better on land?

Explanation:

Link:

Question (2)

Which plant group first showed colonisation of land with dependence on moisture?

Explanation:

Link:

Question (3)

Why are bryophytes called “plant amphibians”?

Explanation:

Link:

Question (4)

Which adaptation in gymnosperms helps reduce water loss?

Explanation:

Link:

Question (5)

Which feature allowed pteridophytes to transport water and food efficiently?

Explanation:

Link:

Question (6)

Which sequence correctly represents increasing adaptation of plants to land life?

Explanation:

Link:

Question (7)

Which characteristic made angiosperms the most diverse plant group?

Explanation:

Link:

Question (8)

A scientist discovers a plant with true roots, stems and leaves but without seeds. The plant most likely belongs to

Explanation:

Link:

Question (9)

Which feature of angiosperms improves seed dispersal?

Explanation:

Link:

Question (10)

Which statement correctly defines bilateral symmetry?

Explanation:

Link:

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