Q20 of 43 Page 141

Collect information from the school library or using internet what vegetative methods are followed in your district as well as in your state to propagate various plants of economic importance. Represent it in a graph. (AS5)

i. Through leaves- Bryophyllum

ii. Through stems-


•Stolon’s- Jasmine, strawberry


•Bulbs- onion


•Tuber- potato


iii. Through roots- carrot, radish


iv. Through corms- ginger


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18

Uproot an onion plant and take a thin section of its root tip. Stain it and observe under the microscope. Draw as you see and identify the stages of the cell division. (AS3)

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Visit a nearby village and collect information how farmers grow sugarcane, flowering plants like chrysanthemum, primrose and vegetables like stem tubers, plump gourd (dondakaya) etc. Make a report and present in class. (AS4)

 21

Make a flow chart to show the cell cycle and explain cell division describing different stages of mitosis. (AS5)

 22

Draw neatly labeled diagrams of male and female reproductive system of the plant. (AS5)