Here Are 50 Multiple-Choice Questions (Mcqs) For
Class 11
BIOLOGY
Indian Syllabus
1. Which of the following is the basic unit of life?
a) Cell
b) Tissue
c) Organ
d) Organism
**Answer: a) Cell**
2. The process by which green plants convert light energy into chemical energy is
called:
a) Respiration
b) Photosynthesis
c) Fermentation
d) Digestion
**Answer: b) Photosynthesis**
3. Which of the following is a prokaryotic cell?
a) Plant cell
, b) Animal cell
c) Bacterial cell
d) Fungal cell
**Answer: c) Bacterial cell**
4. What is the main function of the mitochondria in a cell?
a) Protein synthesis
b) Storage of genetic information
c) Energy production
d) Waste elimination
**Answer: c) Energy production**
5. The genetic material of a cell is found in its:
a) Ribosomes
b) Mitochondria
c) Nucleus
d) Cell membrane
**Answer: c) Nucleus**
6. Which organelle is responsible for protein synthesis?
a) Golgi apparatus
b) Lysosome
, c) Nucleus
d) Ribosome
**Answer: d) Ribosome**
7. The process of cell division in somatic cells is called:
a) Meiosis
b) Mitosis
c) Replication
d) Transcription
**Answer: b) Mitosis**
8. Which of the following is an example of a connective tissue?
a) Muscle tissue
b) Epithelial tissue
c) Nervous tissue
d) Blood tissue
**Answer: d) Blood tissue**
9. The human respiratory system is composed of:
a) Heart and lungs
b) Lungs and kidneys
c) Lungs and trachea
Class 11
BIOLOGY
Indian Syllabus
1. Which of the following is the basic unit of life?
a) Cell
b) Tissue
c) Organ
d) Organism
**Answer: a) Cell**
2. The process by which green plants convert light energy into chemical energy is
called:
a) Respiration
b) Photosynthesis
c) Fermentation
d) Digestion
**Answer: b) Photosynthesis**
3. Which of the following is a prokaryotic cell?
a) Plant cell
, b) Animal cell
c) Bacterial cell
d) Fungal cell
**Answer: c) Bacterial cell**
4. What is the main function of the mitochondria in a cell?
a) Protein synthesis
b) Storage of genetic information
c) Energy production
d) Waste elimination
**Answer: c) Energy production**
5. The genetic material of a cell is found in its:
a) Ribosomes
b) Mitochondria
c) Nucleus
d) Cell membrane
**Answer: c) Nucleus**
6. Which organelle is responsible for protein synthesis?
a) Golgi apparatus
b) Lysosome
, c) Nucleus
d) Ribosome
**Answer: d) Ribosome**
7. The process of cell division in somatic cells is called:
a) Meiosis
b) Mitosis
c) Replication
d) Transcription
**Answer: b) Mitosis**
8. Which of the following is an example of a connective tissue?
a) Muscle tissue
b) Epithelial tissue
c) Nervous tissue
d) Blood tissue
**Answer: d) Blood tissue**
9. The human respiratory system is composed of:
a) Heart and lungs
b) Lungs and kidneys
c) Lungs and trachea
