Which of the following statements is incorrect?
- A$A$ large area of forest has been lost in the tropical region.
- BThe ozone in the upper part of the atmosphere is harmful to animals.
- CThe greenhouse effect is a natural phenomenon.
- DEutrophication is a natural phenomenon of freshwater bodies.
Explore More
Similar Questions
Match the items in Column $A$ with those in Column $B$:
\tau\tau\tau\tau\tau\tauColumn $A$ \tau\tau\tauColumn $B$ \tau\tau \tau\tau\tau\tau\tau$(A)$ Catalytic converter \tau\tau\tau$(i)$ Particulate matter \tau\tau \tau\tau\tau\tau\tau$(B)$ Electrostatic precipitator \tau\tau\tau$(ii)$ Carbon monoxide and nitrogen oxides \tau\tau \tau\tau\tau\tau\tau$(C)$ Earmuffs \tau\tau\tau$(iii)$ High noise level \tau\tau \tau\tau\tau\tau\tau$(D)$ Landfills \tau\tau\tau$(iv)$ Solid waste \tau\tau \tau
| Column $A$ | \tau\tau\tauColumn $B$ | \tau\tau
| $(A)$ Catalytic converter | \tau\tau\tau$(i)$ Particulate matter | \tau\tau
| $(B)$ Electrostatic precipitator | \tau\tau\tau$(ii)$ Carbon monoxide and nitrogen oxides | \tau\tau
| $(C)$ Earmuffs | \tau\tau\tau$(iii)$ High noise level | \tau\tau
| $(D)$ Landfills | \tau\tau\tau$(iv)$ Solid waste | \tau\tau
Medium
View SolutionFor the best ecological balance,what percentage of the land mass of a country in the plains should be covered with forests (in $, \%$)?
Easy
View SolutionIn which of the following practices is the waste produced from one process used as a nutrient for another process?
Medium
View SolutionPolyblend is mixed with $\underline {i}$ and is used to lay $\underline {ii}$.
Easy
View SolutionChoose the correct option regarding integrated organic farming.
Easy
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