Name the different components of xylem and draw a living component.

Which structure protects the plant body against the invasion of parasites?

Which of the following tissues has dead cells?

Identify the following tissues:
$(a)$ The epithelial tissue which has pillar-like tall cells.
$(b)$ The cells of this tissue are filled with fat globules.
$(c)$ The movement of this tissue pushes the mucus forward to clear the respiratory tract.
$(d)$ It gives buoyancy to the lotus to help it float.
$(e)$ This tissue is present in lung alveoli.

Identify the parts labeled $(a)$,$(b)$,and $(c)$ in the given diagram and state one function for each.

The intestine absorbs digested food materials. Which type of epithelial cells are responsible for this?