Vedclass
Class 12BiologyEnvironmental IssuesPollution
Easy

The expanded form of $BOD$ is:

  • A
    Biological Oxygen Demand
  • B
    Biosynthetic Oxygen Demand
  • C
    Biogeochemical Oxygen Destroyer
  • D
    Biological Oxygen Dimension
Share

Explore More

Browse All

Question Bank

12

All Subjects

Class 12 Questions

Class 12

Biology Questions

Chapter

Environmental Issues

Subtopic

Pollution

Similar Questions

Some effects of sulphur dioxide $(SO_2)$ and its transformation products on plants include:

Medium
View Solution

$3, 4-$ benzopyrene causes:

Easy
View Solution

$A$ river with an inflow of domestic sewage rich in organic waste may result in

NEET 2016
View Solution

Non-ionising radiations damaging to $DNA$ are

Medium
View Solution

Discuss the following in brief:
$(a)$ Greenhouse gases
$(b)$ Catalytic converters
$(c)$ Ultraviolet-$B$ $(UV-B)$

Medium
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