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Question (41)

QN007679

The stroma is associated with:

(A) Ribosomes
(B) Chloroplasts
(C) Mitochondria
(D) Vacuoles

Correct Answer: B

Explanation:

Stroma is the fluid matrix inside chloroplasts.

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Question (42)

QN007680

Which plastids are colourless?

(A) Chromoplasts
(B) Chloroplasts
(C) Leucoplasts
(D) Grana

Correct Answer: C

Explanation:

Leucoplasts are colourless plastids.

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Question (43)

QN007681

Which organelle is mainly associated with autotrophic nutrition in plants?

(A) Mitochondria
(B) Chloroplast
(C) Ribosome
(D) Lysosome

Correct Answer: B

Explanation:

Chloroplasts perform photosynthesis.

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Question (44)

QN007682

Which organelle can digest worn-out cell organelles?

(A) Lysosome
(B) Ribosome
(C) Golgi apparatus
(D) Vacuole

Correct Answer: A

Explanation:

Lysosomes digest worn-out organelles.

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Question (45)

QN007683

Which organelle is commonly called the “traffic manager” of the cell?

(A) Golgi apparatus
(B) Mitochondrion
(C) Vacuole
(D) Ribosome

Correct Answer: A

Explanation:

Golgi apparatus manages packaging and transport.

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Question (46)

QN007684

Which of the following is an example of coordinated functioning of organelles?

(A) Ribosomes synthesize proteins and Golgi apparatus packages them
(B) Vacuoles perform photosynthesis
(C) Lysosomes synthesize ATP
(D) Chromoplasts digest food

Correct Answer: A

Explanation:

Ribosomes and Golgi apparatus work together in protein processing.

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Question (47)

QN007685

Which organelle has maximum surface area due to inner membrane folding?

(A) Lysosome
(B) Mitochondrion
(C) Vacuole
(D) Nucleus

Correct Answer: B

Explanation:

Cristae increase mitochondrial surface area.

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Question (48)

QN007686

A plant cell becomes flaccid mainly due to loss of water from:

(A) Ribosomes
(B) Lysosomes
(C) Vacuole
(D) Chloroplasts

Correct Answer: C

Explanation:

Loss of water from vacuole causes flaccidity.

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Question (49)

QN007687

Which organelle synthesizes membrane lipids required for cell membrane formation?

(A) Smooth ER
(B) Ribosome
(C) Lysosome
(D) Vacuole

Correct Answer: A

Explanation:

Smooth ER synthesizes membrane lipids.

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Question (50)

QN007688

Which cell organelle acts as the packaging and dispatching centre of the cell?

(A) Golgi apparatus
(B) Mitochondrion
(C) Chloroplast
(D) Ribosome

Correct Answer: A

Explanation:

Golgi apparatus packages and dispatches materials.

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Question (41)

The stroma is associated with:

Explanation:

Link:

Question (42)

Which plastids are colourless?

Explanation:

Link:

Question (43)

Which organelle is mainly associated with autotrophic nutrition in plants?

Explanation:

Link:

Question (44)

Which organelle can digest worn-out cell organelles?

Explanation:

Link:

Question (45)

Which organelle is commonly called the “traffic manager” of the cell?

Explanation:

Link:

Question (46)

Which of the following is an example of coordinated functioning of organelles?

Explanation:

Link:

Question (47)

Which organelle has maximum surface area due to inner membrane folding?

Explanation:

Link:

Question (48)

A plant cell becomes flaccid mainly due to loss of water from:

Explanation:

Link:

Question (49)

Which organelle synthesizes membrane lipids required for cell membrane formation?

Explanation:

Link:

Question (50)

Which cell organelle acts as the packaging and dispatching centre of the cell?

Explanation:

Link:

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