11. Which hormone is primarily involved in the development of fruit?
A) Auxin
B) Gibberellin
C) Ethylene
D) Cytokinin
Answer: C) Ethylene
12. Which flower part develops into a seed after fertilization?
A) Ovule
B) Stigma
C) Style
D) Anther
Answer: A) Ovule
13. What is the primary function of petals in a flower?
A) To produce pollen
B) To attract pollinators
C) To support the flower
D) To store nutrients
Answer: B) To attract pollinators
14. Which term describes the fusion of male and female gametes?
A) Pollination
B) Fertilization
C) Germination
D) Seed dispersal
Answer: B) Fertilization
15. Which of the following can be a pollinator?
A) Birds
B) Bees
C) Wind
D) All of the above
Answer: D) All of the above
16. Which part of the flower develops into the fruit?
A) Sepal
B) Ovary
C) Stamen
D) Petal
Answer: B) Ovary
17. What is the primary function of the stamen?
A) To support the flower
B) To produce ovules
C) To produce pollen
D) To attract pollinators
Answer: C) To produce pollen
17. In which type of pollination does the pollen come from the same flower?
A) Cross-pollination
B) Self-pollination
C) Artificial pollination
D) None of the above
Answer: B) Self-pollination
18. What structure protects the developing flower bud?
A) Petals
B) Sepals
C) Stigma
D) Ovary
Answer: B) Sepals
19. Which of the following is NOT a part of the flower?
A) Stamen
B) Leaf
C) Petal
D) Ovary
Answer: B) Leaf
20. The process of transferring pollen from an anther to a stigma is called:
A) Fertilization
B) Pollination
C) Germination
D) Hybridization
Answer: B) Pollination
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