(a)[4]
Complete Table 6.1 by stating the letter from Fig. 6.1 that identifies the organ where each function happens and by naming the organ.
(b(i))[1]
Write the formula that is used to calculate the actual diameter of pollen grain H.
(b(ii))[1]
Convert this value into micrometres (µm).
(b(iii))[2]
Explain how the pollen grain labelled J is adapted for insect pollination.
(c(i))[1]
One of these male gamete nuclei fuses with the female gamete. State the part of the flower that contains the female gamete.
(c(ii))[1]
Define what is meant by the term haploid nucleus.
(c(iii))[1]
Explain why gametes need to be haploid.