The Type of Plant Cell That Provides Rigid Support and is

Question

The type of plant cell that provides rigid support and is dead at maturity is a _____ cell.
A) collenchyma
B) sclerenchyma
C) guard
D) sieve tube
E) parenchyma

Accepted Answer

Sclerenchyma cells provide rigid support and are dead at maturity, whereas collenchyma cells also provide support but are living at maturity. Guard cells regulate gas exchange in stomata, sieve tube cells are involved in transportation of sugars, and parenchyma cells are the most common type of plant cell and serve many functions including photosynthesis and storage.