MCQs on Sexual Reproduction in Bisexual Plants

1. A bisexual flower contains:

A. Only male parts
B. Only female parts
C. Both male and female parts
D. Neither male nor female parts
✅ Answer: C

2. The male reproductive part of a flower is:

A. Pistil
B. Ovary
C. Stamen
D. Ovule
✅ Answer: C

3. The female reproductive part of a flower is:

A. Stamen
B. Pistil
C. Anther
D. Filament
✅ Answer: B

4. Pollen grains are produced in:

A. Stigma
B. Style
C. Anther
D. Ovary
✅ Answer: C

5. Ovules are present inside:

A. Stigma
B. Style
C. Ovary
D. Anther
✅ Answer: C

6. Transfer of pollen from anther to stigma is called:

A. Fertilization
B. Germination
C. Pollination
D. Transpiration
✅ Answer: C

7. Pollination within the same flower is:

A. Cross-pollination
B. Self-pollination
C. Double fertilization
D. Hybridization
✅ Answer: B

8. Fusion of male and female gametes is called:

A. Pollination
B. Fertilization
C. Germination
D. Photosynthesis
✅ Answer: B

9. Double fertilization is a feature of:

A. Gymnosperms
B. Angiosperms
C. Bryophytes
D. Algae
✅ Answer: B

10. In double fertilization, one male gamete fuses with:

A. Polar nuclei
B. Egg cell
C. Synergids
D. Antipodals
✅ Answer: B

11. The second male gamete fuses with:

A. Egg
B. Synergid
C. Polar nuclei
D. Ovule wall
✅ Answer: C

12. The product of fertilization is:

A. Seed coat
B. Zygote
C. Fruit
D. Pollen
✅ Answer: B

13. The ovule develops into:

A. Fruit
B. Seed
C. Flower
D. Root
✅ Answer: B

14. The ovary develops into:

A. Seed
B. Fruit
C. Embryo
D. Leaf
✅ Answer: B

15. The pollen tube grows through:

A. Stigma
B. Ovary
C. Style
D. Petal
✅ Answer: C

16. Which is a bisexual flower?

A. Papaya
B. Maize
C.
D. Date palm
✅ Answer: C

17. Which of the following is NOT part of the stamen?

A. Anther
B. Filament
C. Stigma
D. Connective
✅ Answer: C

18. Endosperm is formed by:

A. Fusion of egg and sperm
B. Fusion of polar nuclei and sperm
C. Division of ovule
D. Fusion of stigma and pollen
✅ Answer: B

19. The receptive part of the pistil is:

A. Ovary
B. Style
C. Stigma
D. Ovule
✅ Answer: C

20. Sexual reproduction in bisexual flowers ensures:

A. Only vegetative growth
B. Genetic variation
C. No seed formation
D. No fertilization
✅ Answer: B