Question

Lateral root arises from-

• A. Pericycle
• B. Cortex
• C. Pith
• D. Endodermis

Answer 1

The correct option is A

Pericycle

The correct option is A.

Explanation of the correct option:

1. Roots give rise to lateral branches that are endogenous.
2. Lateral branches of roots arise from the pericycle.
3. Lateral roots are also referred to as secondary or tertiary roots.

Explanation of the incorrect options:

Option B:

The outer layer of a stem or root which is present below the epidermis and outside the vascular bundles is called the cortex.

Option C:

Pith is the spongy tissue present in the stems of some vascular plants which functions mainly in storage.

Option D:

The innermost, central layer of the cortex mainly functions in regulating the flow of materials between the vascular tissues and the cortex.

Final answer: Lateral root arises from the pericycle.