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Previous year question hub

Environmental Chemistry - Inorganic Chemistry - Chemistry Previous Year Questions

Practice Environmental Chemistry - Inorganic Chemistry - Chemistry previous year questions organised from real papers, with year-wise coverage and clear topic navigation.

2Papers
2Years
2Questions
1Topics

Environmental Chemistry question pattern

Every graph below is calculated only from this selection.

Questions by year

Year-wise coverage for Environmental Chemistry. Each bar uses a separate theme-derived color.

Difficulty distribution

How the classified questions are distributed by difficulty.

Not classified 2 100%

Question type distribution

MCQ, numerical, multiple-select and other formats found in these papers.

Multiple Choices 2 100%

Subject weightage

Top subjects by unique question coverage.

Chemistry
2 Qs

Most asked topics

Top topics across the included previous year papers.

Inorganic Chemistry
2 Qs

Subtopic coverage

Top subtopics inside this exact selection.

Environmental Chemistry
2 Qs

Paper coverage

Question coverage for the most populated papers. Every active PYP paper remains listed below.

BITSAT 2022
1 Qs
BITSAT 2020
1 Qs

Included previous year papers

Newest papers appear first. Sort by year, question coverage or name.

PaperYear / sessionQuestions in this viewOpen
BITSAT 202220221View paper
BITSAT 202020201View paper

All Environmental Chemistry previous year questions

Practice every matching question in batches of 20, with every available option.

1
2020 · Chemistry · Inorganic Chemistry · Environmental Chemistry
BITSAT 2020

The process of 'eutrophication' is due to the

A
increase in concentration of insecticide in H2O.
B
increase in concentration of fluoride ion in H2O.
C
reduction in concentration of the dissolved oxygen in water due to phosphate pollution in water.
D
attack of younger leaves of a plant by peroxyacetyl nitrate
Open complete paper
2
2022 · Chemistry · Inorganic Chemistry · Environmental Chemistry
BITSAT 2022

Match the species in Column I with their types in Column II.

Column I Column II
A. DDT 1. Photochemical smog
B. NaClO\(_3\) 2. Disinfectant
C. Cl\(_2\) 3. Herbicides
D. PAN 4. Pesticides
A
A \(\to\) 4, B \(\to\) 3, C \(\to\) 2, D \(\to\) 1
B
A \(\to\) 1, B \(\to\) 2, C \(\to\) 3, D \(\to\) 4
C
A \(\to\) 2, B \(\to\) 3, C \(\to\) 1, D \(\to\) 4
D
A \(\to\) 3, B \(\to\) 1, C \(\to\) 2, D \(\to\) 4
Open complete paper