Length of pollen tube depends on the distance between

Pollen grain and upper surface of stigma

No worries! We‘ve got your back. Try BYJU‘S free classes today!

Pollen grain on upper surface of stigma and ovule

Right on! Give the BNAT exam to get a 100% scholarship for BYJUS courses

Pollen grain in anther and upper surface of stigma

No worries! We‘ve got your back. Try BYJU‘S free classes today!

Upper surface of stigma and lower part of style

No worries! We‘ve got your back. Try BYJU‘S free classes today!

Open in App

Solution

The correct option is B Pollen grain on upper surface of stigma and ovule
Pollen tube functions to transport male gametes to the ovule inside which egg is present. Pollen germinate on upper surface of stigma. Hence, the length of pollen tube will depend on the distance between upper surface of stigma and ovule.
Option B is correct.

Suggest Corrections

Similar questions

Question 15
Length of pollen tube depends on the distance between

(a) pollen grain and upper surface of stigma
(b) pollen grain on upper surface of stigma and ovule
(c) pollen grain in anther and upper surface of stigma
(d) upper surface of stigma and lower part of style

The length of the pollen tube depends on the distance between :
(a) pollen grain and the upper surface of the stigma
(b) pollen grain on the upper surface of stigma and ovule
(c) pollen grain in anther and the upper surface of the stigma
(d) the upper surface of stigma and lower part of the style

The mechanism which brings pollen grains on to the surface of stigma is pollination.

Q. Pollen grains are produced in
(a) stigma
(b) filament
(c) anther
(d) style

Q. The term used for transfer of pollen grains from anthers of one plant to stigma of a different plant which during pollination, bring genetically different types of pollen grains to stigma is:

Join BYJU'S Learning Program