The pollen viability period of rice and pea respectively, is
$30\; minutes$ and several months
Several months and $30\; minutes$
Few days and few months
Few days in both the cases
Members of which plant family, pollen grains maintain viability for months ?
In flowering plants, a mature 'male gametophyte' is derived from a 'pollen mother cell' by
Give products of pollen grain and their uses.
Which of the following is correct statement
Which one of the following statements is correct?