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Chemistry - Environmental Chemistry

Practise 3 WBJEE previous year questions on Environmental Chemistry, compiled from papers spanning 2011 to 2018. Each question is pulled directly from the actual exam paper it appeared in, so you're practising in the exact style and difficulty WBJEE tests.

Environmental Chemistry has been asked in 3 of the 18 years of WBJEE papers analysed (2009–2026), with 3 questions in all. 100% of them were easy, 0% moderate and 0% tough. Most of its questions came from 2018, with 1 question that year. In the last three years (2024–2026) it had 0 questions across 3 papers, about 0 per paper.

The chapter's 2 topics are not weighted equally: Air Pollution (2 questions, 67%) and Environmental Pollution and pollutants (1 question, 33%) have been asked the most.

Frequently Asked Questions

1.How many questions are available for Environmental Chemistry?

This chapter includes 3 questions compiled from WBJEE papers spanning 2011 to 2018.

2.Are these questions only from WBJEE, or from other exams too?

These are WBJEE questions specifically for the Environmental Chemistry chapter. Questions from other exams like JEE Main or NTA Abhyas (JEE Main) are organised separately under their respective exam sections.

3.Is Environmental Chemistry an important chapter for WBJEE Chemistry?

Environmental Chemistry has appeared in 3 of the 18 years of WBJEE papers covered here, with 3 questions across 3 papers - about one per paper it appears in.

4.What is the difficulty level of Environmental Chemistry questions in WBJEE?

Of the 3 questions analysed for this chapter, 100% are easy, 0% moderate and 0% tough. 2018 had the most, with 1 question.

5.Which topics in Environmental Chemistry should I focus on?

These topics have carried the most weightage in Environmental Chemistry:

  • Air Pollution - 2 questions (67%)
  • Environmental Pollution and pollutants - 1 question (33%)
6.Is Environmental Chemistry's weightage in WBJEE going up or down?

Across all 3 papers analysed, Environmental Chemistry has averaged about 1.0 questions per paper. In the last three years (2024–2026), that average has fallen, at about 0.0 questions per paper. Use the year-wise numbers on this page for the exact trend before you decide how much time to give it.