Match the water pollutants given in List-$I$ with their sources given in List-$II$.
List-$I$ List-$II$ $A$. Toxic heavy metals $1$. Soil erosion from agricultural and mineral industries. $B$. Pesticides $2$. Domestic sewage disposal. $C$. Sediments $3$. Chemical factories and industries. $D$. Microorganisms $4$. Substances used to kill insects,fungi,and weeds.
| List-$I$ | List-$II$ |
|---|---|
| $A$. Toxic heavy metals | $1$. Soil erosion from agricultural and mineral industries. |
| $B$. Pesticides | $2$. Domestic sewage disposal. |
| $C$. Sediments | $3$. Chemical factories and industries. |
| $D$. Microorganisms | $4$. Substances used to kill insects,fungi,and weeds. |
(A-3, B-4, C-1, D-2) The correct matching is:
$A-3$: Toxic heavy metals are released by chemical factories and industries.
$B-4$: Pesticides are substances used to kill insects,fungi,and weeds.
$C-1$: Sediments result from soil erosion due to agricultural and mineral industries.
$D-2$: Microorganisms are introduced through domestic sewage disposal.
Therefore,the correct sequence is $A-3, B-4, C-1, D-2$.
$A-3$: Toxic heavy metals are released by chemical factories and industries.
$B-4$: Pesticides are substances used to kill insects,fungi,and weeds.
$C-1$: Sediments result from soil erosion due to agricultural and mineral industries.
$D-2$: Microorganisms are introduced through domestic sewage disposal.
Therefore,the correct sequence is $A-3, B-4, C-1, D-2$.
Explore More
Similar Questions
$ODS$ is used in .....
Easy
View SolutionFill in the blanks:
$(1)$ $A$ special cloud is formed over the Antarctica region in winter,which is called ..............
$(2)$ $A$ known source of pollution is called ..............
$(3)$ An unknown source of pollution is called ..............
$(4)$ The concentration of dissolved oxygen in water is ......... and the concentration of dissolved oxygen in air is ............
$(1)$ $A$ special cloud is formed over the Antarctica region in winter,which is called ..............
$(2)$ $A$ known source of pollution is called ..............
$(3)$ An unknown source of pollution is called ..............
$(4)$ The concentration of dissolved oxygen in water is ......... and the concentration of dissolved oxygen in air is ............
Which is not a renewable source?
Medium
View SolutionThe smog is essentially caused by the presence of
MediumAIEEE 2004
View SolutionWhich of the following gases is not a greenhouse gas?
Medium
View SolutionVedclass Products
For Students
Vedclass Test Series
Mock tests in real JEE/NEET style with performance analysis. 5-day free trial.
Start Free TrialFor Teachers
Exam Paper Generator
Generate Set A/B/C/D exam papers from 7.5L+ questions in 2 minutes. 3 chapters free.
Try FreeFor Institutes
Online Exam Module
Live online exams with unlimited students, 360° analytics & white-label branding.
See Demo