Multiple choice

Which of the following prevents the insects from entering the pitcher and from escaping out?

  1. The rim of the pitcher

  2. The hair pointed downwards below the rim

  3. The tendrill-like coiled structure of Nepenthes

  4. The lower part of the petiole

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

 The hair pointed downwards below the rim prevents the insects from entering the pitcher and from escaping out.