Consider the following crops:

  1. Cotton
  2. Maize
  3. Tomato
  4. Mustard

Which of the above have natural hybridisation system?

Answer: [B] Only 1, 2 & 3

Natural hybridization is defined as the secondary contact between two populations that have evolved separately over a long period of time. There is no natural hybridisation system in mustard.

This question is a part of GKToday's Integrated IAS General Studies Module