Question

Citrus thorn is actually modification of [APMEE 1995]
A) Stem
B) Branch
C) Leaf
D) Stipule

Answer 1

The answer to your question is A

Answer 2

Citrus thorn is actually the modification of stem.

• According to plant morphology ; thorns , spines and spinose structures ( known as spinose teeth ) are rigid modifications of leaves, roots, stems or buds.

• They have got sharp and stiff ends which generally serve the function of physically avoiding the animals from eating the plants.