MCQ
Reasons of water pollution includes $ .......$
- ✓Discharge of untreated sewage.
- BBurning of fossil fuels.
- CLoss of habitat.
- DClimatic changes.
✓
Answer
Correct option: A.
Discharge of untreated sewage.
Water pollution is the contamination of water bodies $($e.g. lakes, rivers, oceans, aquifers and groundwater$).$ This form of environmental degradation occurs when pollutants are directly or indirectly discharged into water bodies without adequate treatment to remove harmful compounds.
Need a full question paper?
Generate a complete, print-ready paper with questions like this in minutes — across 16+ boards, with answer keys.
Explore more
Similar questions
The aqueous solution of which one of the following is basic
The magnetic quantum number of valence electron of sodium $ (Na)$ is
→The total number of possible isomeric trimethyl benzene is
According to dalton’s atomic theory, the smallest particle in which matter can exist, is called
Which of the following acid will release maximum amount of heat when completely neutralised by strong base $NaOH$ ?
→For the reaction $2 \mathrm{NO}_{2}(\mathrm{~g}) \rightleftharpoons \mathrm{N}_{2} \mathrm{O}_{4}(\mathrm{~g})$, when $\Delta \mathrm{S}=-176.0\, \mathrm{JK}^{-1}$ and $\Delta \mathrm{H}=-57.8\, \mathrm{~kJ}\, \mathrm{~mol}^{-1}$, the magnitude of $\Delta \mathrm{G}$ at $298\, \mathrm{~K}$ for the reaction is $......\,\mathrm{kJ} \mathrm{mol}^{-1} .$ (Nearest integer)
→The above reaction completes with the mechanism
Most reactive compound toward Electrophilic Substitution reaction is
The decomposition of $\ce{H_2O_2}$ is prevented by :
→A cyclic skeleton of silicon and oxygen can constructed by the silicate ion composition