AP BIOLOGY

PLANTS

PLANT REPRODUCTION

Question [CLICK ON ANY CHOICE TO KNOW THE RIGHT ANSWER]
Which of the following features correctly matches that of an insect-pollinated flower?
A
Petals-small and not obvious
B
Pollen grains-large, sticky and spiky
C
Stamen-long flexible and can move easily
D
Scented and nectar-absent
Explanation: 

Detailed explanation-1: -Option (B)-Bright petals, rough sticky pollen is correct for insect-pollinated flowers because they are brightly colored and have large and sticky pollen grains with spikes.

Detailed explanation-2: -In insect-pollinated flowers, the produced pollen grains are larger in size, sticky and spiny, which helps the insect to carry the pollen grains. Stigma is feathery or sticky and found hanging out of petals. Stigma is small and is situated deep inside the petals. The stamens are long and visible out of the petals.

Detailed explanation-3: -In insect pollinated flowers, the pollen grains are large, sticky and heavy, usually with rough surfaces so that they can readily get attached onto the bodies of the animals.

There is 1 question to complete.