Multiple choice

In which of the following plants is the petiole spongy, which provides buoyancy to the plant?

  1. Eichhornia

  2. Trapaeolum

  3. Clematis

  4. Citrus

Reveal answer Fill a bubble to check yourself
A Correct answer
Explanation

 Echhornia is an aquatic plant, which gets bouyancy by swollen petiole.