Explore topic-wise MCQs in Biology.

This section includes 14 Mcqs, each offering curated multiple-choice questions to sharpen your Biology knowledge and support exam preparation. Choose a topic below to get started.

1.

Which of these organelles is a part of the endomembrane system?

A. Mitochondria
B. Lysosomes
C. Peroxisomes
D. Chloroplasts
Answer» C. Peroxisomes
2.

Which of these organelles do not have coordinated functions with the others?

A. Peroxisomes
B. Lysosomes
C. Golgi bodies
D. Vacuoles
Answer» B. Lysosomes
3.

Which of these structures is not a part of the endomembrane system?

A. Vacuoles
B. Golgi bodies
C. Peroxisomes
D. Lysosomes
Answer» D. Lysosomes
4.

What is the function of plasmodesmata in plants?

A. Protecting the cells from mechanical stresses
B. Providing shape to the cells
C. Connecting the cytoplasm of adjacent cells
D. Joining two adjacent plant cell walls
Answer» D. Joining two adjacent plant cell walls
5.

Which of these structures connect the cytoplasm of adjacent plant cells?

A. Trichome
B. Vacuole
C. Middle lamellae
D. Plasmodesmata
Answer» E.
6.

The secondary wall of the cell wall faces the adjacent plant cell. True or false?

A. True
B. False
Answer» C.
7.

What is the main role of the middle lamella?

A. It performs photosynthesis
B. It helps in the transport of sodium ions
C. It connects adjacent plant cells
D. It provides calcium to the plant cells
Answer» D. It provides calcium to the plant cells
8.

Which of these is the main component of the middle lamella?

A. Calcium phosphate
B. Calcium silicate
C. Calcium carbonate
D. Calcium pectate
Answer» E.
9.

Which of these is a common component of both algal and plant cell wall?

A. Cellulose
B. Pectin
C. Galactan
D. Mannan
Answer» B. Pectin
10.

Which of these is not present in a plant cell wall?

A. Pectin
B. Calcium carbonate
C. Hemicellulose
D. Cellulose
Answer» C. Hemicellulose
11.

Which of these is not present in algal cell wall?

A. Pectin
B. Mannan
C. Galactan
D. Cellulose
Answer» B. Mannan
12.

Which of these statements is not true regarding the cell wall?

A. It is present in fungi
B. It is a rigid structure
C. It is living
D. It protects the cell from infections
Answer» D. It protects the cell from infections
13.

Which of these is not a function of the cell wall?

A. Cell-to-cell interaction
B. Provides cell shape
C. Synthesis of Rubisco
D. Protection from infection
Answer» D. Protection from infection
14.

Which of these structures is non-living?

A. Nucleus
B. Cell membrane
C. Lysosome
D. Cell wall
Answer» E.