Question

Which of the following are completely absent in plants?

• A. Nerves
• B. Secondary roots
• C. Axillary bud
• D. Apical bud

Answer 1

The correct option is A

Nerves

The correct option is A.

Explanation of the correct option:

1. Nerves are the basic unit of the peripheral nervous system.
2. A highly complex system of animals coordinates action and sensory information by transmitting signals through nerves.

Explanation of the incorrect options:

Option B:

1. The secondary root is a side branch of the main root.
2. It is derived from the primary root.

Option C:

1. Axillary buds occur at a leaf node.
2. Leaf emerges from the stem.

Option D:

1. Apical buds are at the apex of the stem.
2. They are also known as terminal buds.

Final answer: Nerves are completely absent in plants.