Question

Which of the following modification in the stem is for vegetative propagation?

• A. Sub-aerial modification
• B. Aerial modification
• C. Reduced stem
• D. None of the above

Answer 1

Answer: (A)

Sub-aerial modification

Sub-aerial modification of stem helps in vegetative reproduction. It means, the stem is partly aerial and partly underground and short aerial branches and sub-aerial nodes develop which detach later to form a new plant and is known as a creeper. It includes runner, sucker, offset etc.

So, the correct option is 'Sub-aerial modification'.