The condition that indicates a polluted environment is:
The condition that indicates a polluted environment is:
Option 1 -
0.03% of CO₂ in the atmosphere
Option 2 -
pH of rain water to be 5.6
Option 3 -
eutrophication
Option 4 -
BOD value of 5ppm
-
1 Answer
-
Correct Option - 3
Detailed Solution:Excess of nitrogen and phosphorus is primarily responsible for eutrophication and hence an indicator of polluted environment.
Similar Questions for you
–I effect ∝ Acidic strength
+I effect ∝ Basic strength
* Most stable anion due to maximum –I effect.
* Most acidic
with increase in separation of screen from slits plane, fringe width increases.
Excessive nitrate in drinking water causes methemoglobinemia
Excessive nitrate in drinking water causes methemoglobinemia
Release of toxic/undesirable materials in the environment.
Taking an Exam? Selecting a College?
Get authentic answers from experts, students and alumni that you won't find anywhere else
Sign Up on ShikshaOn Shiksha, get access to
- 65k Colleges
- 1.2k Exams
- 679k Reviews
- 1800k Answers