The thin and continuous wall layer of pollen is
Exine
Intine
Germ pore
Endothecium
$A$ : Formation of mature male gametophyte requires one meiotic and one mitotic division in $60\;\% $ of the
angiosperms.
$R$ : Pollination occurs in three celled condition in majority of angiosperms.
Identify figure.
Mark the incorrect statement
Which of the following has proved helpful in preserving pollen as fossils?
In plants meiosis occurs in