LONG ANSWER TYPE QUESTIONS.
Draw the diagram of a microsporangium and label its wall parts. Write briefly on role of endothecium.

Draw diagram of human sperm and label four parts.

Draw a diagram of a mature embrryo sac of angiosperm, label its any six parts.

SHORT ANSWER TYPE QUESTIONS In the given diagram, write names of parts labelled a-g.

LONG ANSWER TYPE QUESTIONS. With a neat labelled diagram, describe the parts of a mature embryo sac. Mention the role of synergids.

Draw a neatly labelled diagram of a potentionmeter and explain its principle.

VERY SHORT ANSWER TYPE QUESTIONS Name the parts of pistil which develop into fruit and seeds.