Multiple choice

Which of the following statements is true about guttation in plants?

  1. It involves exudation of water through roots.

  2. It involves exudation of water through stomatal apertures.

  3. It involves exudation of water and salts through roots and leaf margins.

  4. It involves exudation of water and salts through hydathodes.
Reveal answer Fill a bubble to check yourself
D Correct answer
Explanation

Hydathodes are specialised openings on leaves to facilitate guttation and it involves exudation of water along with some solutes as evident on examination of the fluid deposited.

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