( i) These plants conserve water by following methods:

♤ They are mostly shrubs.

♤ Leaves are absent or reduced in size.

♤ Leaves and stem are succulent and water storing.

♤ In some plants even the stem contains chlorophyll for photosynthesis.

♤ Root system is well developed and spread over large area.

The annuals wherever present germinate, bloom and reproduce only during the short rainy season, and not in summer and winter. This is an adaption to desert condition.