Exams › JEE Main › Chemistry

Given below are two statements: Statement I : The non bio-degradable fly ash and slag from steel industry used by cement industry. Statement II : The fuel obtained from plastic waste is lead free. In the light of the above statements, choose the most appropriate answer from the options given below:

1. Both Statement I and Statement II are correct
2. Both Statement I and Statement II are incorrect
3. Statement I is correct but Statement II is incorrect
4. Statement I is incorrect but Statement II is correct

Correct answer: Statement I is incorrect but Statement II is correct

Solution

Statement I is incorrect because fly ash and slag can be used in cement production, but they are not classified as non-biodegradable in the same context as plastics. Statement II is correct as the fuel derived from plastic waste can be processed to be lead-free, making it a safer alternative.

Related JEE Main Chemistry questions

• Why is chlorine commonly added during water treatment?
• Which of the following is classified as a primary pollutant?
• In automobile exhaust, which of the following are considered harmful pollutants? (i) N2 (ii) CO (iii) CH4 (iv) Oxides of nitrogen
• The idea of cutting down dangerous waste by using more efficient methods of production is a major advance associated with which field?
• If rainfall occurs together with a thunderstorm, the pH of the rainwater collected will be
• The reddish, eye-irritating haze commonly seen in heavy traffic and crowded areas is caused by which of the following? (i) Oxides of sulphur (ii) Oxides of nitrogen (iii) Carbon dioxide (iv) Mists, smoke and dust (v) Smog

⚔️ Practice JEE Main Chemistry free + battle 1v1 →