Biology
What is meant by pollination? Explain the structure of germinating pollen grain with the help of a labelled diagram.
Reproduction in Plants
14 Likes
Answer
Pollination is the process in which the pollen grains from the anthers are transferred to the stigma of a flower of the same species.
Labelled diagram showing the structure of germinating pollen grain is shown below:
Upon observing moisture, the pollen grain starts germinating and grows a pollen tube that starts lengthening in the direction of ovule through the style towards the egg cell.
Answered By
11 Likes
Related Questions
Distinguish between the following pairs on the basis of the information in the brackets.
Sepals and Petals (function)
Distinguish between the following pairs on the basis of the information in the brackets.
Chlorella and Spirogyra (mode of asexual reproduction)
Distinguish between the following pairs on the basis of the information in the brackets.
Vallisneria and Trapa (kind of pollinating agent)
Draw a neat and labelled diagram of the section of a typical flower. From the parts labelled by you, name the parts matching the description given below :
(a) This part attaches the flower to the shoot.
(b) The flattened part of the pedicel.
(c) The outermost whorl of the flower.
(d) The male reproductive organ of the flower.
(e) The part of carpel which receives pollen grains.