Environmental Chemistry Online Quiz Test MCQs

Here we have provided a free online quiz related to the topic of Environmental Chemistry. Our tests are really helpful when it comes to the preparation of any written exam as they let you assess and also improve your overall preparation level in a short time period.

Environmental Chemistry Online Quiz Test MCQs

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Chemistry

1. The main pollutant of leather tanneries in the waste water is due to the salt of:

Lead

Chromium (VI)

Chromium (III)

Copper

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Question 1 of 15

2. Ozone act as:

All of these

Saver

Pollutant

Oxidant

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Question 2 of 15

3. Most common recycled domestic materials are:

Paper

All of these

Plastic

Glass

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Question 3 of 15

4. Which one is more toxic?

Hg

C

Ag

Fe

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Question 4 of 15

5. DDT is a:

Insecticide

Herbicide

Funicide

All

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Question 5 of 15

6. Ozone in stratosphere extends upto km:

0-15 km

10-15 km

15-25 km

15-40 km

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Question 6 of 15

7. Depletion of ozone is more during the month:

Jan-March

April-June

Sept-Nov

July-Aug

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Question 7 of 15

8. The largest recycled item is:

Aluminium

Plastics

Glass

Newspaper

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Question 8 of 15

9. A significant source of dioxins, a class of carcinogen compounds is:

Landfill

Incineration

Leachate

Effluent

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Question 9 of 15

10. Chloroform is carcinogenic:

Kidney

Heart

Lungs

Liver

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Question 10 of 15

11. The purpose of recycling is to:

Conserve raw material

Conserve source

Conserve energy

All of these

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Question 11 of 15

12. Fungicides are the pesticides which:

Kill insects

Kill plants

Kill herbs

Control the growth of fungus

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Question 12 of 15

13. Organic molecules are completely burnt during incineration at temperature (C°)

650-700

800-850

950-1300

850-950

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Question 13 of 15

14. Augus Smith discovered in the mid of seventeenth century:

Acid

Fertilizer

Acid rain

Base

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Question 14 of 15

15. Phenomenon of acid rains gain importance in:

1930s

1950s

1940s

1960s

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Question 15 of 15

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