Q12 of 61 Page 1

List any two contrasting characters other than height that Mendel used in his experiments in pea plants.

The two contrasting characters other than height that Mendel used in his experiments in pea plants were round and green seeds, and wrinkled and yellow seeds


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10

State the function of flowers in the flowering plants.

 12

Mendel crossed tall pea plants with dwarf pea plants in his experiment. Write his observations giving reasons on the F1 and F2 generations.

 14

A spherical mirror produces an image of magnification -1 on a screen placed at a distance of 40 cm from the mirror:

(i) Write the type of mirror


(ii) What is the nature of the image formed?


(iii) How far is the object located from the mirror?


(iv) Draw the ray diagram to show the image formation in this case.

 17

State the meaning of the functional group in an organic compound. Write the formula of the functional group present in alcohols, aldehydes, ketones and carboxylic acids.