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SSC CGL Exam  >  SSC CGL Tests  >  SSC CGL Tier 2 - Study Material, Online Tests, Previous Year  >  Test: Environmental Chemistry - SSC CGL MCQ

Test: Environmental Chemistry - SSC CGL MCQ


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20 Questions MCQ Test SSC CGL Tier 2 - Study Material, Online Tests, Previous Year - Test: Environmental Chemistry

Test: Environmental Chemistry for SSC CGL 2024 is part of SSC CGL Tier 2 - Study Material, Online Tests, Previous Year preparation. The Test: Environmental Chemistry questions and answers have been prepared according to the SSC CGL exam syllabus.The Test: Environmental Chemistry MCQs are made for SSC CGL 2024 Exam. Find important definitions, questions, notes, meanings, examples, exercises, MCQs and online tests for Test: Environmental Chemistry below.
Solutions of Test: Environmental Chemistry questions in English are available as part of our SSC CGL Tier 2 - Study Material, Online Tests, Previous Year for SSC CGL & Test: Environmental Chemistry solutions in Hindi for SSC CGL Tier 2 - Study Material, Online Tests, Previous Year course. Download more important topics, notes, lectures and mock test series for SSC CGL Exam by signing up for free. Attempt Test: Environmental Chemistry | 20 questions in 20 minutes | Mock test for SSC CGL preparation | Free important questions MCQ to study SSC CGL Tier 2 - Study Material, Online Tests, Previous Year for SSC CGL Exam | Download free PDF with solutions
Test: Environmental Chemistry - Question 1
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What is the branch of science that deals with chemical changes in the environment?

Detailed Solution for Test: Environmental Chemistry - Question 1
The branch of science that deals with chemical changes in the environment is Chemistry.
Test: Environmental Chemistry - Question 2
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What is the definition of environmental pollution?

Detailed Solution for Test: Environmental Chemistry - Question 2
Environmental pollution refers to undesirable changes in surroundings that have harmful effects on plants, animals, and humans.
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Test: Environmental Chemistry - Question 3
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Which region of the atmosphere contains air, water vapors, and clouds?

Detailed Solution for Test: Environmental Chemistry - Question 3
The troposphere is the lowest region of the atmosphere containing air, water vapors, and clouds.
Test: Environmental Chemistry - Question 4
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What is the major source of oxides of sulphur in the troposphere?
Detailed Solution for Test: Environmental Chemistry - Question 4
Oxides of sulphur in the troposphere are majorly produced by burning fossil fuels.
Test: Environmental Chemistry - Question 5
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What harmful effects are associated with a high concentration of SO2?
Detailed Solution for Test: Environmental Chemistry - Question 5

A high concentration of SO2 may cause respiratory diseases such as asthma and bronchitis.

Test: Environmental Chemistry - Question 6
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Which oxides of nitrogen is toxic in nature?
Detailed Solution for Test: Environmental Chemistry - Question 6

Nitrogen dioxide (NO2) is toxic in nature and can affect the respiratory system.

Test: Environmental Chemistry - Question 7
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What is the major source of hydrocarbons in the atmosphere?
Detailed Solution for Test: Environmental Chemistry - Question 7
Hydrocarbons in the atmosphere mainly come from incomplete combustion of fossil fuels.
Test: Environmental Chemistry - Question 8
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What is the harmful effect of carbon monoxide on the human body?
Detailed Solution for Test: Environmental Chemistry - Question 8
Carbon monoxide binds to haemoglobin, reducing oxygen-carrying capacity, leading to headache and weak eyesight.
Test: Environmental Chemistry - Question 9
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What is the greenhouse effect?
Detailed Solution for Test: Environmental Chemistry - Question 9
The greenhouse effect involves the trapping of heat by greenhouse gases like carbon dioxide, methane, and ozone.
Test: Environmental Chemistry - Question 10
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What are the consequences of global warming?
Detailed Solution for Test: Environmental Chemistry - Question 10
Global warming leads to increased incidence of infectious diseases, including skin cancer.
Test: Environmental Chemistry - Question 11
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What is the term for rain with a pH below 5.6?
Detailed Solution for Test: Environmental Chemistry - Question 11
Rain with a pH below 5.6 is termed as acid rain.
Test: Environmental Chemistry - Question 12
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What is the primary cause of eutrophication?
Detailed Solution for Test: Environmental Chemistry - Question 12
Eutrophication is caused by an increase in phosphate ions in water, leading to algae growth.
Test: Environmental Chemistry - Question 13
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What does BOD stand for in environmental science?
Detailed Solution for Test: Environmental Chemistry - Question 13
BOD stands for Biological Oxygen Demand in environmental science.
Test: Environmental Chemistry - Question 14
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What is the purpose of K2Cr2O7 in the measurement of COD?
Detailed Solution for Test: Environmental Chemistry - Question 14

K2Cr2O7 is used to oxidize polluting substances in the measurement of COD.

Test: Environmental Chemistry - Question 15
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What is the major source of soil pollution from industrial activities?
Detailed Solution for Test: Environmental Chemistry - Question 15
Lead is a major source of soil pollution from industrial activities.
Test: Environmental Chemistry - Question 16
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What does Green Chemistry aim to control?
Detailed Solution for Test: Environmental Chemistry - Question 16
Green Chemistry aims to control environmental pollution.
Test: Environmental Chemistry - Question 17
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What is replaced by liquid CO2 in the dry-cleaning process?
Detailed Solution for Test: Environmental Chemistry - Question 17

Liquid CO2 replaces halogenated solvents in the dry-cleaning process.

Test: Environmental Chemistry - Question 18
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What is used for bleaching clothes in Green Chemistry?
Detailed Solution for Test: Environmental Chemistry - Question 18
Hydrogen peroxide is used for bleaching clothes in Green Chemistry.
Test: Environmental Chemistry - Question 19
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Which layer prevents harmful UV radiations from reaching the Earth?
Detailed Solution for Test: Environmental Chemistry - Question 19
The stratosphere prevents harmful UV radiations from reaching the Earth.
Test: Environmental Chemistry - Question 20
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What is the harmful effect of lead concentration above 50 ppm in drinking water?
Detailed Solution for Test: Environmental Chemistry - Question 20
A lead concentration above 50 ppm in drinking water can lead to damage to the kidney and liver.
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Important Questions for Environmental Chemistry

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