Question

Why are the leaves of a cactus plant modified into spines?​

Answer 1

Answer:

Its leaves are modified to extremely small-sized spines to minimize the surface area from which water can be lost. Its stem takes up the role of photosynthesis thus allowing it to survive in deserts

Explanation:

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Answer 2

because of water loss

Explanation:

Its leaves are modified to extremely small-sized spines to minimize the surface area from which water can be lost. Its stem takes up the role of photosynthesis thus allowing it to survive in deserts. Hence, the Cactus is the correct answer here.