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Question (31)

QN007669

Which cell organelle helps in maintaining osmotic balance in plant cells?

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

Correct Answer: B

Explanation:

Vacuoles help maintain osmotic balance and turgidity.

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Question (32)

QN007670

If the Golgi apparatus is absent in a cell, which process will be most affected?

(A) Packaging and secretion
(B) Respiration
(C) Photosynthesis
(D) DNA replication

Correct Answer: A

Explanation:

Golgi apparatus is involved in packaging and secretion.

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Question (33)

QN007671

A cell organelle is found to contain stacked membrane-bound sacs. It is most likely:

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

Correct Answer: B

Explanation:

Golgi apparatus consists of stacked membrane-bound sacs.

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Question (34)

QN007672

Which organelle would be most abundant in cells actively secreting proteins?

(A) RER
(B) Chromoplast
(C) Leucoplast
(D) Vacuole

Correct Answer: A

Explanation:

Rough ER is abundant in protein-secreting cells.

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Question (35)

QN007673

The internal membrane system of the cell mainly includes:

(A) ER, Golgi bodies and lysosomes
(B) Cell wall and nucleus
(C) Ribosomes and chromosomes
(D) Vacuoles and nucleolus only

Correct Answer: A

Explanation:

The internal membrane system includes ER, Golgi bodies and lysosomes.

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Question (36)

QN007674

A student counts 50 mitochondria in one cell and 150 in another similar-sized cell. The second cell most likely performs:

(A) Less respiration
(B) More respiration
(C) No respiration
(D) Less protein synthesis

Correct Answer: B

Explanation:

More mitochondria indicate greater respiration activity.

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Question (37)

QN007675

Which organelle is most directly associated with secretion in gland cells?

(A) Golgi apparatus
(B) Chromoplast
(C) Leucoplast
(D) Centrosome

Correct Answer: A

Explanation:

Golgi apparatus helps in secretion.

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Question (38)

QN007676

Which of the following organelles is non-membranous?

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

Correct Answer: B

Explanation:

Ribosomes are non-membranous organelles.

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Question (39)

QN007677

Which organelle stores digestive enzymes separately from cytoplasm to protect the cell?

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

Correct Answer: C

Explanation:

Lysosomes contain digestive enzymes enclosed by membranes.

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Question (40)

QN007678

If all mitochondria are removed from a cell, the cell will mainly fail to:

(A) Store water
(B) Produce energy efficiently
(C) Synthesize pigments
(D) Digest food particles

Correct Answer: B

Explanation:

Mitochondria are responsible for ATP production.

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Question (31)

Which cell organelle helps in maintaining osmotic balance in plant cells?

Explanation:

Link:

Question (32)

If the Golgi apparatus is absent in a cell, which process will be most affected?

Explanation:

Link:

Question (33)

A cell organelle is found to contain stacked membrane-bound sacs. It is most likely:

Explanation:

Link:

Question (34)

Which organelle would be most abundant in cells actively secreting proteins?

Explanation:

Link:

Question (35)

The internal membrane system of the cell mainly includes:

Explanation:

Link:

Question (36)

A student counts 50 mitochondria in one cell and 150 in another similar-sized cell. The second cell most likely performs:

Explanation:

Link:

Question (37)

Which organelle is most directly associated with secretion in gland cells?

Explanation:

Link:

Question (38)

Which of the following organelles is non-membranous?

Explanation:

Link:

Question (39)

Which organelle stores digestive enzymes separately from cytoplasm to protect the cell?

Explanation:

Link:

Question (40)

If all mitochondria are removed from a cell, the cell will mainly fail to:

Explanation:

Link:

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