Root - Jamb Biology Past Questions and Answers

Question 6:

• JAMB 1984

Which of the following statements is NOT true of the piliferous layer of root? It

A. Has a very thin cuticle
B. Is the outermost layer of the cortex
C. May bear root hairs
D. Breaks down as the root ages
E. Is replaced by cork in old roots

Question 7:

• JAMB 1988

The radicle of a bean seedling grows most rapidly in the region

A. Of the root tip
B. Just above the root tip
C. Just around the root tip
D. Just below the root tip