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Question (21)

QN005422

Which set contains only characteristics of living beings?

(A) Growth, respiration, reproduction
(B) Colour, size, shape
(C) Wheels, movement, fuel use
(D) Sound, shine, hardness

Correct Answer: A

Explanation:

Growth, respiration and reproduction are essential life processes.

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Question (22)

QN005423

A scientist observes an object that grows, respires, excretes, and responds to stimuli. The object is most likely:

(A) A stone
(B) A toy car
(C) A living being
(D) A pencil

Correct Answer: C

Explanation:

These are characteristics of living beings.

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Question (23)

QN005424

A seed is placed in direct sunlight but receives no water. What is most likely to happen?

(A) Germination occurs normally.
(B) Germination occurs faster.
(C) Germination does not occur.
(D) Roots develop immediately.

Correct Answer: C

Explanation:

Water is necessary for germination.

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Question (24)

QN005425

Bean seeds are kept under excess water all the time. They fail to germinate mainly because:

(A) Air is unavailable to the seeds.
(B) Light becomes too strong.
(C) Soil becomes fertile.
(D) Seeds become larger.

Correct Answer: A

Explanation:

Excess water prevents seeds from getting air.

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Question (25)

QN005426

Which condition is essential for bean seed germination according to the activity?

(A) Water and air
(B) Bright sunlight only
(C) Darkness only
(D) Fertiliser only

Correct Answer: A

Explanation:

Bean seeds require water and air.

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Question (26)

QN005427

Bean seeds kept in moist soil and complete darkness can still germinate because:

(A) Light is not essential for bean seed germination.
(B) Seeds produce their own sunlight.
(C) Darkness causes flowering.
(D) Roots need darkness only.

Correct Answer: A

Explanation:

Bean seeds can germinate without light.

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Question (27)

QN005428

In the germination activity, which pot is most likely to show healthy germination?

(A) Pot with no water
(B) Pot with excess water
(C) Pot with moist soil and air available
(D) Pot without seeds

Correct Answer: C

Explanation:

Proper moisture and air favour germination.

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Question (28)

QN005429

Water helps germination mainly because it:

(A) Hardens the seed coat
(B) Softens the seed coat and supports growth processes
(C) Stops embryo development
(D) Prevents root formation

Correct Answer: B

Explanation:

Water softens the seed coat and activates growth.

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Question (29)

QN005430

Seeds use air during germination primarily for:

(A) Reproduction
(B) Respiration
(C) Flowering
(D) Fruit formation

Correct Answer: B

Explanation:

Seeds respire during germination.

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Question (30)

QN005431

Most seeds do not require light for germination, but sunlight becomes important after germination for:

(A) Further growth of the seedling
(B) Seed coat formation
(C) Pollination
(D) Fruit storage

Correct Answer: A

Explanation:

Sunlight is needed for healthy growth after germination.

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Question (21)

Which set contains only characteristics of living beings?

Explanation:

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Question (22)

A scientist observes an object that grows, respires, excretes, and responds to stimuli. The object is most likely:

Explanation:

Link:

Question (23)

A seed is placed in direct sunlight but receives no water. What is most likely to happen?

Explanation:

Link:

Question (24)

Bean seeds are kept under excess water all the time. They fail to germinate mainly because:

Explanation:

Link:

Question (25)

Which condition is essential for bean seed germination according to the activity?

Explanation:

Link:

Question (26)

Bean seeds kept in moist soil and complete darkness can still germinate because:

Explanation:

Link:

Question (27)

In the germination activity, which pot is most likely to show healthy germination?

Explanation:

Link:

Question (28)

Water helps germination mainly because it:

Explanation:

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Question (29)

Seeds use air during germination primarily for:

Explanation:

Link:

Question (30)

Most seeds do not require light for germination, but sunlight becomes important after germination for:

Explanation:

Link:

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