Default Title

Question (31)

QN007619

If a plant cell loses water in concentrated sugar solution, the plasma membrane:

(A) Bursts outward
(B) Dissolves completely
(C) Pulls away from the cell wall
(D) Changes into cytoplasm

Correct Answer: C

Explanation:

Loss of water causes plasmolysis in plant cells.

Link:

Report Error

Question (32)

QN007620

Which of the following correctly matches the organelle with its function?

(A) Ribosome — ATP production
(B) Golgi apparatus — Photosynthesis
(C) Chloroplast — Food synthesis
(D) Vacuole — Protein synthesis

Correct Answer: C

Explanation:

Chloroplasts synthesize food by photosynthesis.

Link:

Report Error

Question (33)

QN007621

A student observes a cell with cell wall, chloroplast and large vacuole. The cell is most likely a:

(A) Bacterial cell
(B) Animal cell
(C) Plant cell
(D) Fungal cell

Correct Answer: C

Explanation:

Plant cells contain cell wall, chloroplasts and large vacuoles.

Link:

Report Error

Question (34)

QN007622

Which organelle helps in cellular respiration?

(A) Mitochondria
(B) Golgi bodies
(C) Ribosomes
(D) Vacuoles

Correct Answer: A

Explanation:

Mitochondria are the sites of cellular respiration.

Link:

Report Error

Question (35)

QN007623

Which part of the nucleus contains thread-like structures in a non-dividing cell?

(A) Cristae
(B) Chromatin
(C) Stroma
(D) Grana

Correct Answer: B

Explanation:

Chromatin appears as thread-like structures.

Link:

Report Error

Question (36)

QN007624

If 40 cells are seen along the diameter of a field of view measuring 8000 µm, what is the approximate size of one cell?

(A) 20 µm
(B) 80 µm
(C) 200 µm
(D) 400 µm

Correct Answer: C

Explanation:

Cell size = 8000 ÷ 40 = 200 µm.

Link:

Report Error

Question (37)

QN007625

A cell observed under microscope contains a primitive nucleus and lacks membrane-bound organelles. It is most likely:

(A) Plant cell
(B) Animal cell
(C) Prokaryotic cell
(D) Fungal cell

Correct Answer: C

Explanation:

Prokaryotic cells lack membrane-bound organelles.

Link:

Report Error

Question (38)

QN007626

Which organelle acts like the “post office” of the cell?

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

Correct Answer: B

Explanation:

Golgi apparatus packages and transports materials.

Link:

Report Error

Question (39)

QN007627

Which statement about vacuoles in animal cells is correct?

(A) They are always absent
(B) They are larger than plant vacuoles
(C) They are small and temporary
(D) They contain chlorophyll

Correct Answer: C

Explanation:

Animal cell vacuoles are generally small and temporary.

Link:

Report Error

Question (40)

QN007628

Which structure mainly controls movement of substances into and out of the cell?

(A) Cell wall
(B) Plasma membrane
(C) Cytoplasm
(D) Nucleus

Correct Answer: B

Explanation:

Plasma membrane regulates movement of substances.

Link:

Report Error

Question (31)

If a plant cell loses water in concentrated sugar solution, the plasma membrane:

Explanation:

Link:

Question (32)

Which of the following correctly matches the organelle with its function?

Explanation:

Link:

Question (33)

A student observes a cell with cell wall, chloroplast and large vacuole. The cell is most likely a:

Explanation:

Link:

Question (34)

Which organelle helps in cellular respiration?

Explanation:

Link:

Question (35)

Which part of the nucleus contains thread-like structures in a non-dividing cell?

Explanation:

Link:

Question (36)

If 40 cells are seen along the diameter of a field of view measuring 8000 µm, what is the approximate size of one cell?

Explanation:

Link:

Question (37)

A cell observed under microscope contains a primitive nucleus and lacks membrane-bound organelles. It is most likely:

Explanation:

Link:

Question (38)

Which organelle acts like the “post office” of the cell?

Explanation:

Link:

Question (39)

Which statement about vacuoles in animal cells is correct?

Explanation:

Link:

Question (40)

Which structure mainly controls movement of substances into and out of the cell?

Explanation:

Link:

Excel With Tutors

ExcelWithTutors

For Student

For Tutors

Learn

OUR POLICY