The average concentration of $CO_2$ in the atmosphere is

  • A
    $10 \ ppm$
  • B
    $100 \ ppm$
  • C
    $300-400 \ ppm$
  • D
    $1000 \ ppm$

Explore More

Similar Questions

The Government of India passed the Environment (Protection) Act,............ to protect and improve the quality of our environment.

The cooking gas cylinder is filled with .......

Match the columns :
Column - $I$Column - $II$
$(1)$ Nitrous oxide$(a)$ Secondary pollutant from car exhaust.
$(2)$ Chlorofluorocarbons$(b)$ Combustion of fossil fuels,wood etc.
$(3)$ Methane$(c)$ Denitrification
$(4)$ Ozone$(d)$ Refrigerators,aerosols,sprays
$(5)$ Carbon dioxide$(e)$ Cattle,rice fields,toilets

Domestic waste will result in ..........

The figure shows the biomagnification of $DDT$ in an aquatic food chain. What could be the concentration of $DDT$ in $P$,$Q$,and $R$ respectively?

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