What is the most efficient region of water absorption in roots?

Give two examples of roots that develop from different parts of the angiospermic plant other than the radicle.

Given below are two statements.
$Statement-I$: In root hair, the outer layer of the cell wall is composed of pectin.
$Statement-II$: In root hair, the inner layer of the cell wall is composed of chitin.
Choose the correct answer from the options given below with reference to the structure of root hair.

Which plant produces haustorial roots?

Pneumatophores are found in plants that grow in .............

Root cap is largest in: