Biology · Ch 1 — Reproduction in Lower and Higher Plants
Fill in the Blanks
Fill in the Blanks
Q. 5 of the exercise (printed page 17) prints seven fill-in-the-blank sentences arranged around a sectional flower diagram; each sentence points to one part of the flower, and the diagram itself shows pollen grains arriving on the stigma and a pollen tube growing down the style towards the ovules. The sentences are kept exactly as printed (one sentence with several blanks stays one question), so that students of the Maharashtra Board practise the same wording their paper uses; the parts …
Drawn by us to help you understand the concept clearly, and verified to make sure it's accurate. For exams, practice from your textbook's own diagram.
What this figure shows. The unlabelled sectional flower printed with Exercise Q. 5, drawn as the book draws it: a cluster of pollen grains arriving (large arrow) on the knob-like stigma, a pollen tube growing down the style with a male gamete travelling along it (small arrow) towards the six ovules in the ovary, four stamens with white anthers on curved filaments, three coloured petals, green sepals, the cup-shaped receptacle and the pedicel. The seven fill-in sentences of Q. 5 each describe one of these structures: in order, the part that receives the pollen, the male whorl and what it produces, the process the arrow …