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1. Why do organisms reproduce?
A. To maintain life processes
B. To create new individuals of their kind
C. To avoid energy loss
D. To survive without DNA
2. What carries the information for inheritance in cells?
A. Proteins
B. RNA
C. DNA
D. Enzymes
3. Which process creates two copies of DNA in a reproducing cell?
A. Photosynthesis
B. DNA copying
C. Protein synthesis
D. Respiration
4. What is the basis for evolution in organisms?
A. Exact DNA copying
B. Errors in respiration
C. Variations in DNA copying
D. Protein destruction
5. Why is variation useful in species survival?
A. It increases body size
B. It allows survival in changing niches
C. It eliminates reproduction
D. It reduces population
6. In Amoeba, fission occurs in:
A. Fixed orientation
B. Random plane
C. Vertical plane only
D. Horizontal plane only
7. Which disease is caused by Leishmania?
A. Tuberculosis
B. Malaria
C. Kala-azar
D. Dengue
8. Which organism shows multiple fission?
A. Amoeba
B. Yeast
C. Plasmodium
D. Hydra
9. What is the mode of reproduction in yeast?
A. Fragmentation
B. Budding
C. Regeneration
D. Binary fission
10. Which organism reproduces by fragmentation?
A. Hydra
B. Spirogyra
C. Planaria
D. Rhizopus
11. What is regeneration?
A. Formation of seeds
B. Development of buds
C. Growing of new individuals from body parts
D. DNA copying
12. Budding in Hydra occurs due to:
A. Spore formation
B. Repeated cell division at a specific site
C. Fragmentation
D. DNA mutation
13. Which plant reproduces through buds along leaf margins?
A. Rose
B. Grapes
C. Bryophyllum
D. Sugarcane
14. Which method is used in agriculture to grow plants like roses and grapes?
A. Regeneration
B. Fragmentation
C. Vegetative propagation
D. Binary fission
15. Which structure in Rhizopus contains spores?
A. Hyphae
B. Roots
C. Sporangia
D. Buds
16. What type of reproduction involves a single parent?
A. Asexual reproduction
B. Sexual reproduction
C. Cross-pollination
D. Fertilisation
17. What ensures greater variation in organisms?
A. Asexual reproduction
B. Sexual reproduction
C. DNA destruction
D. Mutation suppression
18. Which process restores the chromosome number in offspring?
A. Mitosis
B. Meiosis followed by fertilisation
C. Binary fission
D. Budding
19. Male gamete is usually:
A. Large and food-rich
B. Small and motile
C. Non-living
D. Non-motile and small
20. Female gamete usually contains:
A. No cytoplasm
B. Only DNA
C. Stored food
D. A long tail
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