100 MCQ QUESTION PAPER OFFICAL BY SHASHANK

 

CELL AND ITS STRUCTURE 100 QUESTION

1. What is the basic unit of life?

a) Atom

b) Molecule

c) Cell

d) Tissue

Ans: c) Cell

2. Who discovered the cell?

a) Robert Brown

b) Robert Hooke

c) Anton van Leeuwenhoek

d) Matthias Schleiden

Ans: b) Robert Hooke

3. What is the control center of the cell?

a) Mitochondria

b) Nucleus

c) Ribosome

d) Cell membrane

Ans: b) Nucleus

4. What is the outer boundary of a plant cell?

a) Cell membrane

b) Cell wall

c) Cytoplasm

d) Nucleus

Ans: b) Cell wall

5. The fluid present inside the cell is called:

a) Nucleoplasm

b) Cytoplasm

c) Protoplasm

d) Endoplasm

Ans: b) Cytoplasm

6. Which organelle is known as the "powerhouse of the cell"?

a) Ribosome

b) Lysosome

c) Mitochondria

d) Golgi apparatus

Ans: c) Mitochondria

7. Ribosomes are responsible for:

a) Energy production

b) Protein synthesis

c) Lipid synthesis

d) DNA replication

Ans: b) Protein synthesis

8. The function of the Golgi apparatus is:

a) Protein synthesis

b) DNA storage

c) Packaging and transport of proteins

d) Lipid breakdown

Ans: c) Packaging and transport of proteins

9. The endoplasmic reticulum (ER) is responsible for:

a) Cell division

b) Transport within the cell

c) DNA replication

d) Cell respiration

Ans: b) Transport within the cell

10. Which structure controls the movement of substances in and out of the cell?

a) Cell

 membrane

b) Nucleus

c) Golgi apparatus

d) Ribosome

Ans: a) Cell membrane

11. Prokaryotic cells lack:

a) DNA

b) Ribosomes

c) Nucleus

d) Cytoplasm

Ans: c) Nucleus

12. Which of the following is a prokaryotic organism?

a) Plant

b) Bacteria

c) Fungi

d) Animal

Ans: b) Bacteria

13. Eukaryotic cells have:

a) A nucleus

b) No nucleus

c) No ribosomes

d) Circular DNA

Ans: a) A nucleus

14. Which of these is only found in plant cells?

a) Mitochondria

b) Ribosomes

c) Chloroplasts

d) Lysosomes

Ans: c) Chloroplasts

15. Which of the following organelles is absent in animal cells?

a) Mitochondria

b) Golgi apparatus

c) Cell wall

d) Endoplasmic reticulum

Ans: c) Cell wall

Which organelle contains digestive enzymes?

a) Mitochondria

b) Ribosome

c) Lysosome

d) Golgi body

Ans: c) Lysosome

17. The rough ER has _______ attached to it.

a) Mitochondria

b) Lysosomes

c) Ribosomes

d) Vacuoles

Ans: c) Ribosomes

18. The function of mitochondria is:

a) Protein synthesis

b) Energy production

c) DNA storage

d) Transport of molecules

Ans: b) Energy production

19. What is the function of vacuoles in plant cells?

a) Transport proteins

b) Store water 

Which organelle contains digestive enzymes?

a) Mitochondria

b) Ribosome

c) Lysosome

d) Golgi body

Ans: c) Lysosome

17. The rough ER has _______ attached to it.

a) Mitochondria

b) Lysosomes

c) Ribosomes

d) Vacuoles

Ans: c) Ribosomes

18. The function of mitochondria is:

a) Protein synthesis

b) Energy production

c) DNA storage

d) Transport of molecules

Ans: b) Energy production

19. What is the function of vacuoles in plant cells?

a) Transport proteins

b) Store water