Green chemistry refers to:
- Chemistry of plants
- Chemistry of green pigments
- Development of chemical products and processes less harmful to humans
- Chemistry of greenhouse effect
Submitted by :- Muhammad Nawaz
CHEMISTRY
Prepare for your upcoming test with a comprehensive collection of Chemistry multiple-choice questions (MCQs), ranging from basic to advanced topics. These Chemistry MCQs cover various sections of the subject, providing you with valuable practice and boosting your chances of scoring well in the Chemistry portion of the test. Whether you’re a student or a job seeker preparing for exams, these MCQs will prove beneficial for your test preparation.
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Acid rain is caused due to increase in the concentration of in the atmosphere
- Ozone and dust
- SO₂ and NO₂
- SO3 and CO
- CO₂ and CO
Submitted by :- Muhammad Nawaz
Which pose threat to Historical monument Taj Mahal?
- Floods in Yamuna river
- Temperature mediated spoilage of
- Weathering of marble
- Air pollutants from Mathura refinery marble
Submitted by :- Muhammad Nawaz
U.V. radiation from the sun causes a reaction in the atmosphere that leads to production of
- Nitrogen oxides
- Ozone
- Sulphur dioxide
- Carbon monoxide
Submitted by :- Muhammad Nawaz
Which is major sink for carbon monoxide?
- Soil
- Water
- Animal respiration
- Salts dissolved in ocean water
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Which reacts with hemoglobin of blood and produce toxic effect?
- Carbon dioxide
- Nitrogen oxide
- Oxygen
- Carbon monoxide
Submitted by :- Muhammad Nawaz
Which plays an important role in depletion of ozone layer?
- Oxides of sulphur
- Oxides of carbon
- Oxides of nitrogen
- None of these
Submitted by :- Muhammad Nawaz
Which of the following is the most hazardous metal pollutant of automobile exhaust?
- Lead
- Tin
- Cadmium
- Mercury
Submitted by :- Muhammad Nawaz
Which health effect is caused by lead?
- Neurotoxicity
- Cancer
- Hypertension
- Kidney damage.
Submitted by :- Muhammad Nawaz
Which statement is not related with nitric oxide?
- It is a colorless and odorless gas
- It is produced largely by fuel combustion
- It is a brown pungent gas
- It absorbs sun light and starts photochemical reactions
Submitted by :- Muhammad Nawaz