CLASS 12

CHAP 02 (DIAGRAM BASED)

M.M: 39 BIOLOGY M.T: 1 HRS

INSTRUCTIONS: Draw a well labelled colorful diagram

Q1-Q7 Three marks each

Q8 Each part two marks each

Q9 Five Marks

Q10 Each part one mark each

Q1. Draw a well labelled diagram of an Anatropous Ovule of an angiospermic plant.

Q2. Diagrammatically differentiate between Syncarpous pistil of Papver and Multicarpellary Apocarpous Gynoceium of Michelia.

Q3. Draw a well labelled diagram of female gametophyte of an angiosperm plant.

Q4. Diagrammatically differentiate between globular and Heart shaped stage of seed development in an angiospermic plant.

Q5. Draw a well labelled diagram of one microsporangium of anther showing wall layers.

Q6. Draw sequential stages of microsprogenesis.

Q7. Draw comparative stages of Microsporogenesis and Megasporogenesis.

Q8. Draw well labelled diagram of the following fruits:

(a) Apple(b) Strawberry(c) Onion(d) Maize

Q9. Draw sequential steps of pollen pistil interaction till fertilization.

Q10. Identify the diagrams given below:

1

(a) (b)

(c) (d)

(e)

2