Multiple choice

Why are margins of some leaves wavy?

  1. To effectively drain water from the surface

  2. To help leaf surface to harden, so that less chance of losing water is there from the surface

  3. To shade or insulate the plants that grow them

  4. To provide defence from physical attacks from herbivores and other animals
Reveal answer Fill a bubble to check yourself
B Correct answer
Explanation

Wavy or undulated margins help leaf surface to harden and so, less chance of losing water is there from the surface.

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