CLASS 9 BIOLOGY — TEST PAPER
Topic: Cell Specialization
(AKU-EB Style – Concept-based Assessment)
Section A – Multiple Choice Questions (Remembering)
(Tick the correct option.)
1. Cell specialization in multicellular organisms means that:
a) All cells perform the same job
b) Each cell performs a particular function efficiently
c) All cells have identical structures
d) Cells change shape randomly
2. The organelle that controls all activities of the cell is:
a) Ribosome b) Golgi apparatus c) Nucleus d) Mitochondria
3. Red blood cells are specialized to:
a) Transport oxygen efficiently
b) Conduct impulses
c) Absorb minerals
d) Store starch
4. A malfunctioned mitochondrion will cause:
a) Rapid cell growth
b) Low energy production
c) Better protein synthesis
d) Excessive secretion
5. Which specialized plant cell absorbs water and minerals from soil?
a) Xylem cell b) Root hair cell c) Mesophyll cell d) Guard cell
6. Division of labour in cells results in:
a) Decrease in efficiency
b) Efficient functioning of the organism
c) Slower growth
d) Loss of control over activities
7. The absence of specialization in nerve cells would lead to:
a) Faster impulse transmission
b) Loss of coordination and slow responses
c) More oxygen transport
d) Improved reflexes
Topic: Cell Specialization
(AKU-EB Style – Concept-based Assessment)
Section A – Multiple Choice Questions (Remembering)
(Tick the correct option.)
1. Cell specialization in multicellular organisms means that:
a) All cells perform the same job
b) Each cell performs a particular function efficiently
c) All cells have identical structures
d) Cells change shape randomly
2. The organelle that controls all activities of the cell is:
a) Ribosome b) Golgi apparatus c) Nucleus d) Mitochondria
3. Red blood cells are specialized to:
a) Transport oxygen efficiently
b) Conduct impulses
c) Absorb minerals
d) Store starch
4. A malfunctioned mitochondrion will cause:
a) Rapid cell growth
b) Low energy production
c) Better protein synthesis
d) Excessive secretion
5. Which specialized plant cell absorbs water and minerals from soil?
a) Xylem cell b) Root hair cell c) Mesophyll cell d) Guard cell
6. Division of labour in cells results in:
a) Decrease in efficiency
b) Efficient functioning of the organism
c) Slower growth
d) Loss of control over activities
7. The absence of specialization in nerve cells would lead to:
a) Faster impulse transmission
b) Loss of coordination and slow responses
c) More oxygen transport
d) Improved reflexes
