36. Seed dispersal by wind is facilitated by structures like:
a) Hooks and barbs
b) Brightly colored fruits
c) Edible fruits
d) Nectar
Answer: a) Hooks and barbs
37. The transfer of pollen from one plant to another plant of the same species is called:
a) Self-pollination
b) Cross-pollination
c) Fertilization
d) Germination
Answer: b) Cross-pollination
38. When the pollen grains land on the stigma, they undergo:
a) Germination
c) Respiration
d) Fertilization
Answer: a) Germination
39. Which of the following is not a method of asexual reproduction in plants?
a) Cutting
b) Grafting
c) Fertilization
d) Layering
Answer: c) Fertilization
40. The process of sexual reproduction in plants involves the fusion of:
a) Pollen grains and stigma
b) Ovary and style
c) Male gamete and female gamete
d) Anther and filament
Answer: c) Male gamete and female gamete