AP BIOLOGY

Detailed explanation-1: -Cactus is a desert plant. So, they need to store water in them. They generally store water in their fleshy stems.

Detailed explanation-2: -Cactus is a desert plant. They store water in the fleshy stems of the plant.

Detailed explanation-3: -The Fishhook Barrel Cactus This cactus is the only one safe to drink water from in an emergency desert situation.

Detailed explanation-4: -succulent, any plant with thick fleshy tissues adapted to water storage. Some succulents (e.g., cacti) store water only in the stem and have no leaves or very small leaves, whereas others (e.g., agaves) store water mainly in the leaves.

Detailed explanation-5: -Succulent plants store water in fleshy leaves, stems or roots. All cacti are succulents, as are such non-cactus desert dwellers as agave, aloe, elephant trees, and many euphorbias. Several other adaptations are essential for the water storing habit to be effective.