DENDROLOGY

Detailed explanation-1: -Flowers provide nectar to insects which results in insects pollinating in exchange. Petals play a major role in this part. When the insects like butterflies or bumblebees visit a flower to collect nectar, the pollen from that flower stick to their body and get transferred to the next flower they visit for nectar.

Detailed explanation-2: -Plants produce nectar to attract pollinators. As the pollinator moves from flower to flower collecting nectar, they are also moving pollen from flower to flower. Certain fruits and seeds will not be produced if their flowers are not pollinated.

Detailed explanation-3: -The petals of a flower give it its unique shape, color, and smell. It’s their job to attract pollinators, like insects and hummingbirds, to the flower.

Detailed explanation-4: -The correct option is B) Petals. Flower part attracting insects for pollination: Corolla consists of petals which are the coloured part of the flower and attract the insects for pollination. The petals of a flower gives it unique shape, colour, and smell.