Vedclass
Class 11ChemistryEnvironmental ChemistryEnvironmental Study
Medium

Dissolved oxygen is essential for aquatic life. What are the reasons responsible for the depletion of dissolved oxygen in water?

  • A
    Use of phosphate and nitrate-based fertilizers
  • B
    Discharge of sewage and organic waste from food and paper mills
  • C
    Microbial oxidation of organic matter
  • D
    All of the above
Share

Explore More

Browse All

Question Bank

11

All Subjects

Class 11 Questions

Class 11

Chemistry Questions

Chapter

Environmental Chemistry

Subtopic

Environmental Study

Similar Questions

Persons working in cement plants and limestone quarries are more prone to diseases like

Medium
View Solution

Which among the following statements about ozone depletion is $NOT$ true?

EasyMHT CET 2021
View Solution

The pair of gases responsible for acid rain are

EasyAP EAMCET 2012
View Solution

How is biogas produced?

Easy
View Solution

What is responsible for soil pollution?

Easy
View Solution

Vedclass Products

For Students

Vedclass Test Series

Mock tests in real JEE/NEET style with performance analysis. 5-day free trial.

Start Free Trial
For Teachers

Exam Paper Generator

Generate Set A/B/C/D exam papers from 7.5L+ questions in 2 minutes. 3 chapters free.

Try Free
For Institutes

Online Exam Module

Live online exams with unlimited students, 360° analytics & white-label branding.

See Demo