Report Issue

JEE MAIN 2020
05-09-2020 S1
Question
The condition that indicates a polluted environment is
Select the correct option:
A
$0.03 \%$ of $\mathrm{CO}_2$ in the atmosphere
B
pH of rain water to be 5.6
C
eutrophication
D
BOD value of 5 ppm
✓ Correct! Well done.
✗ Incorrect. Try again or view the solution.
Solution
Eutrophication is a process by which environment gain nutrients for habitats and cause algal bloom, harmful algal produce toxins that are harmful and create dead zones for fish and polluting the environment.
Question Tags
JEE Main
Chemistry
Easy
Start Preparing for JEE with Competishun