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Question (11)

QN001691

The energy released during respiration is mainly stored temporarily in the form of

(A) chlorophyll
(B) glucose
(C) ATP
(D) starch

Correct Answer: C

Explanation:

ATP stores released energy temporarily.

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Question (12)

QN001692

Which of the following is broken down during respiration?

(A) Oxygen
(B) Carbon dioxide
(C) Glucose
(D) Chlorophyll

Correct Answer: C

Explanation:

Glucose is broken down during respiration.

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Question (13)

QN001693

Which equation best represents respiration in plants?

(A) Carbon dioxide + Water → Glucose + Oxygen
(B) Glucose + Oxygen → Carbon dioxide + Water + Energy
(C) Oxygen + Water → Glucose + Energy
(D) Carbon dioxide + Oxygen → Glucose + Water

Correct Answer: B

Explanation:

Respiration releases energy from glucose.

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Question (14)

QN001694

Why are germinating seeds preferred in respiration experiments?

(A) They contain chlorophyll
(B) They respire actively
(C) They release oxygen only
(D) They absorb starch

Correct Answer: B

Explanation:

Germinating seeds respire actively.

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Question (15)

QN001695

Which gas released during respiration turns lime water milky?

(A) Nitrogen
(B) Oxygen
(C) Carbon dioxide
(D) Hydrogen

Correct Answer: C

Explanation:

Carbon dioxide turns lime water milky.

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Question (16)

QN001696

Which structure mainly helps in gaseous exchange in leaves?

(A) Xylem
(B) Phloem
(C) Stomata
(D) Root cap

Correct Answer: C

Explanation:

Stomata help in gaseous exchange.

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Question (17)

QN001697

Roots exchange gases with air present in the

(A) leaves
(B) soil spaces
(C) flowers
(D) fruits

Correct Answer: B

Explanation:

Roots exchange gases through soil spaces.

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Question (18)

QN001698

Which process occurs in both plants and animals?

(A) Photosynthesis
(B) Respiration
(C) Pollination
(D) Seed dispersal

Correct Answer: B

Explanation:

Respiration occurs in both plants and animals.

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Question (19)

QN001699

A plant kept in darkness for several hours continues to respire because respiration

(A) requires chlorophyll only
(B) does not depend on sunlight directly
(C) stops at night
(D) produces sunlight

Correct Answer: B

Explanation:

Respiration does not require sunlight directly.

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Question (20)

QN001700

In respiration, oxygen helps in

(A) formation of chlorophyll
(B) breakdown of food
(C) transport of water
(D) absorption of minerals

Correct Answer: B

Explanation:

Oxygen helps break down food.

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Question (11)

The energy released during respiration is mainly stored temporarily in the form of

Explanation:

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Question (12)

Which of the following is broken down during respiration?

Explanation:

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Question (13)

Which equation best represents respiration in plants?

Explanation:

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Question (14)

Why are germinating seeds preferred in respiration experiments?

Explanation:

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Question (15)

Which gas released during respiration turns lime water milky?

Explanation:

Link:

Question (16)

Which structure mainly helps in gaseous exchange in leaves?

Explanation:

Link:

Question (17)

Roots exchange gases with air present in the

Explanation:

Link:

Question (18)

Which process occurs in both plants and animals?

Explanation:

Link:

Question (19)

A plant kept in darkness for several hours continues to respire because respiration

Explanation:

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Question (20)

In respiration, oxygen helps in

Explanation:

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