NEET BIOLOGY

BIOLOGICAL CLASSIFICATION

KINGDOM PLANTAE

Question [CLICK ON ANY CHOICE TO KNOW THE RIGHT ANSWER]
Which of the following best describes the stigma?
A
The narrow “neck” of the pistil
B
The part of the stamen that makes pollen
C
The base of the pistil that contains the seeds
D
The sticky part of the pistil designed to catch pollen
Explanation: 

Detailed explanation-1: -The top of the pistil is called the stigma, which is a sticky surface receptive to pollen.

Detailed explanation-2: -The top part of the pistil is called the stigma and is sticky so it will trap and hold pollen. In flowering plants, the flower functions in sexual reproduction. The essential flower parts are the male parts called the stamens and the female part called the pistil.

Detailed explanation-3: -Stigma is the top swollen part of the pistil in the female reproductive part of a flower. Pollen grains from the anther of stamen part of the flower are released and land on the stigma of the flower. Stigma is sticky so that the pollen grain can attach to it.

Detailed explanation-4: -The stigma also has a wet, sticky coating that serves to rehydrate the dry pollen. This helps the pollen move down the style to the ovary so that pollination can occur.

There is 1 question to complete.