Q. Competition for light, nutrients and space is most severe between
A) Closely related plants growing in different area
B) Closely related plants growing in same area
C) Distantly related plants growing in same habitat
D) Distantly related plants growing in same habitat
Explanation
Competition for light, nutrients and space is more severe when closely related or intraspecific plants grow in same area. Gause’s hypothesis (Principle of Competitive Exclusion) Gause (1934) found that out of two species of Paramecium grown together one is eliminated. This phenomenon is called Gause’s hypothesis or principle of competitive exclusion. This principle operates when the resources are limited and two species competetes for same resources
Reviewed by Dr. Abubacker
Physics Educator & NEET/JEE Specialist
Ph.D. in Physics with 19+ years of teaching experience.