Differentiate dehiscent fruits and indehiscent fruits with suitable examples.

Name the agents of pollination in the following cases:

i) Bright coloured flowers with scent and nectar glands.

ii) No color / scent/ nectar but pollen grains are dry, light weight and powdery. Stigma is feathery.

Also mention the plants in cases (i) & (ii).

Name the events (i) & (ii) and mention the nature of the nuclear structures formed at the end in the following cases:

(i) male gamete (n) + egg (n) = Zygote (2n)

(ii) male gamete (n) + secondary nucleus (2n) = Endosperm nucleus (3n).

What are monocotyledons and dicotyledons? Give examples.

Give suitable terms for the following methods of seed / fruit dispersal, with one example each: (i) by wind (ii) by water (iii) by animals.