Distinguish between the following pairs on the basis of the words indicated in the brackets []:

Vegetative and reproductive parts [parts of the plant].

Distinguish between the following pairs on the basis of the words indicated in the brackets []:

Alternate and opposite phyllotaxy [number of leaves at each node].

Distinguish between the following pairs on the basis of the words indicated in the brackets []:

Reticulate and parallel venation [2 examples of each].

Draw a neat diagram of a simple, petiolate leaf showing reticulate venation and label its seven important parts. Answer the following questions:

(i) Write one important function of axillary buds.

(ii) What are the two main function of leaves ?

(iii) Name two plants which have leaves with serrated margins.

(iv) Why do some plants have tendrils (modified leaflets) ?

(v) Name a plant in which the leaves are modified into spines.