Class 12 Biology MCQ (1–25)
1. Reproduction in organisms ensures:
A. Continuity of species
B. Death of species
C. Mutation only
D. Ageing
Answer: A
2. Asexual reproduction occurs in:
A. Amoeba
B. Hydra
C. Yeast
D. All of these
Answer: D
3. Binary fission occurs in:
A. Amoeba
B. Hydra
C. Yeast
D. Spirogyra
Answer: A
4. Budding occurs in:
A. Hydra
B. Amoeba
, C. Paramecium
D. Plasmodium
Answer: A
5. Fragmentation occurs in:
A. Spirogyra
B. Amoeba
C. Hydra
D. Yeast
Answer: A
6. Vegetative propagation occurs in:
A. Potato
B. Ginger
C. Onion
D. All of these
Answer: D
7. The life span of a butterfly is about:
A. Few weeks
B. 50 years
C. 100 years
D. 1 year
Answer: A
1. Reproduction in organisms ensures:
A. Continuity of species
B. Death of species
C. Mutation only
D. Ageing
Answer: A
2. Asexual reproduction occurs in:
A. Amoeba
B. Hydra
C. Yeast
D. All of these
Answer: D
3. Binary fission occurs in:
A. Amoeba
B. Hydra
C. Yeast
D. Spirogyra
Answer: A
4. Budding occurs in:
A. Hydra
B. Amoeba
, C. Paramecium
D. Plasmodium
Answer: A
5. Fragmentation occurs in:
A. Spirogyra
B. Amoeba
C. Hydra
D. Yeast
Answer: A
6. Vegetative propagation occurs in:
A. Potato
B. Ginger
C. Onion
D. All of these
Answer: D
7. The life span of a butterfly is about:
A. Few weeks
B. 50 years
C. 100 years
D. 1 year
Answer: A
