Botany - Anatomy of Flowering Plants Question with Solution | TestHub

Tracheids are elongated or tube-like cells with thick and lignified walls and tapering ends. These are dead and are without protoplasm.
Parenchyma forms the major component within organs. The cells of the parenchyma are generally isodiametric. They may be spherical, oval, round, polygonal or elongated in shape. The parenchyma performs various functions like photosynthesis, storage, secretion.
Sclerenchyma provides mechanical support to organs.
Xylem parenchyma cells are living and thin-walled, and their cell walls are made up of cellulose. They store food materials in the form of starch or fat, and other substances like tannins