Question

Name the chemical which helps the pollen grain exhibiting chemotropism during its movement towards the ovary.

Answer 1

Name the chemical which helps the pollen grain exhibiting chemotropism during its movement towards the ovary. ... The stigma of the pistil secretes some sugary exudates which retain pollen falling on the stigma.

Answer 2

Answer:

The growth of a plant part due to chemical stimulus is known as chemotropism or Chemotropism is the movement of a part of the plant in response to a chemical stimulus. The growth of pollen tube towards the ovule induced by a sugary substance as stimulus. This is an example of positive chemotropism.