Question

Write the chracterstics of insect pollinated flower?


class 12th CBSE Biology sample paper

Answer 1

large, brightly coloured petals - to attract insectssmall petals, often brown or dull green - no need to attract insectsoften sweetly scented - to attract insectsno scent - no need to attract insectsusually contain nectar - to attract insectsno nectar - no need to attract insectsmoderate quantity of pollen - less wastage than with wind pollinationpollen produced in great quantities - because most does not reach another flowerpollen often sticky or spiky - to stick to insectspollen very light and smooth - so it can be blown in the wind and stops it clumping togetheranthers firm and inside flower - to brush against insectsanthers loosely attached and dangle out - to release pollen into the windstigma inside the flower - so that the insect brushes against itstigma hangs outside the flower - to catch the drifting pollenstigma has sticky coating - pollen sticks to itstigma feathery or net like - to catch the drifting pollen

Answer 2

1)The flower produce nectar to attract insects.

2)The flower produce fragrance to attract insects.

3)flower are large and showy.