Question

Spine on the cactus are modified on which part of plant

Answer 1

Answer:leaves

Explanation:more Information about ccactus in plant

They are used to protect themself

Answer 2

Answer:

Leaves

Explanation:

The leaves are modified into spines to reduce the amount of water loss through transpiration as the rate of transpiration is directly proportional to the surface area. It needs to reduce the amount of water loss as a cactus grows in desert regions where very little water is found.