AP BIOLOGY

Detailed explanation-1: -The roots where adventitious tuberous roots modified and become swollen to store food is called as fasciculated root. These types of roots occur in clusters from the base of the stem e.g., Asparagus, Tapioca, Dahlia.

Detailed explanation-2: -Asparagus is the example of a modified adventitious root in which roots are modified for the storage of food. The adventitious roots are generally developed from the stem nodes, intermodal, leaves, etc.

Detailed explanation-3: -The plants which store food in their stem are cactus, bamboo, pineapple, potato, ginger, onion, banana, etc. Note: The underground modification of stem is called rhizome. It is a fleshy and horizontal stem found below the surface of the soil. In these, some small nodes and internodes are found.

Detailed explanation-4: -Asparagus is a unique crop. It is one of the few perennial vegetables grown in Minnesota; others include horseradish and rhubarb. The edible parts of the plant are called the spears. These are technically the stems of the plants.

Detailed explanation-5: -Cladodes (modified stems) are needle-like structures found in the axils of scale leaves of Asparagus. It is a herbaceous, perennial plant rich in asparagine amino acids and thus called as asparagus.