Fill in the blanks:
$(1)$ The substance that spreads pollution is called .......
$(2)$ The full form of $DDT$ is .......
$(3)$ The area from $10 \ km$ to $50 \ km$ above sea level is called .........
$(4)$ Harmful ultraviolet radiation from the sun reaching the earth is blocked by .....

Vedclass pdf generator app on play store
Vedclass iOS app on app store
(N/A) $(1)$ Pollutant
$(2)$ Dichlorodiphenyltrichloroethane
$(3)$ Stratosphere
$(4)$ Ozone $(O_3)$

Explore More

Similar Questions

The delicate balance of $CO_2$ and $O_2$ is $NOT$ disturbed by:

Which gas contributes the least to global warming?

How is non-degradable industrial solid waste disposed of?

$A$ water sample has $ppm$ level concentration of the following metals: $Fe = 0.2$,$Mn = 0.05$,$Cu = 3.0$,$Zn = 5.0$. The metal that makes the water sample unsuitable for drinking is

Leakage of which gas was responsible for the Bhopal tragedy in $1984$?

Difficult
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