Advertisements
Advertisements
प्रश्न
Still it is observed that it does not form a continuous layer around the pollen grain. Give reason.
उत्तर
Exine does not form a continuous layer around the pollen because it is absent in certain sections called germ pores which serve as an outlet for the formation of the pollen tube.
APPEARS IN
संबंधित प्रश्न
An anther with malfunctioning tapetum often fails to produce viable male gametophytes. Give any one reason.
Give an example of a plant which came into India as a contaminant and is a cause of pollen allergy.
Draw a labelled diagram of the T.S. of a mature anther.
Male gametophyte of angiosperms/monocots is ______.
The innermost layer of anther is tapetum whose function is ______.
Pollen kitt is generally found in ______.
Meiosis does not occur in the organisms showing haplontic life cycle.
Mark the odd one.
Male gametophyte in angiosperms produces ______
Draw a neat and well labelled diagram of T.S. of anther.
