Q. Exponential growth can’t be sustained for much time due to I. limited space and nutrient II. accumulation of toxic agent III. unlimited space and nutrient IV. accumulation of nutrient agent Choose the correct combination of options

A) I and III
B) III and IV
C) I and II
D) IV and II
Explanation

Exponential or log phase can not sustain for long period because the nutrients and space are limited and there is competition as well. Microorganisms, when nutrients get exhausted, secrete toxic chemicals which inhibit the growth of other organisms

Dr. Abubacker
Reviewed by Dr. Abubacker

Physics Educator & NEET/JEE Specialist

Ph.D. in Physics with 19+ years of teaching experience.