Online MCQ Test for MCAT Chemistry Unit Organic Chemistry: Environmental Chemistry

Matric Part 2/10th Class English Chapter 1 MCQ Test With Answer for Chapter 1 Hazrat Muhammad (S.A.W) an Embodiment of Justice

Here on this page you can attempt class 10 English chapter 1 mcqs online test and assess your progress. You can start the online test for class 10 English chapter 1 mcqs by clicking the “Start Chapter 1 Test” button and after that just select the answers one by one of all the question. If you want to prepare better for the 10th class English mcqs test, we have given 10th class English chapter 1 mcqs pdf file on this page. This 10th class English chapter 1 mcqs solved file contains all the chapter 1 English 10th class important mcqs. We encourage all the 10th class students to try this English online test, it will help you regardless in the 10th class English board exam. The English chapter 1 test also includes grammar mcqs to help students with objective part of their board exam.

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Biology Chapter 1 MCQ - PDF

Download PDF with answers to study online or offline. The PDF cotnains all MCQ questions with answers for Class 10 Biology Chapter 1 - Acids and Liquids. Total questions are 12.

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MDCAT Chemistry Chapter 22 Online Test

MDCAT Chemistry Chapter 22 Online Test

MDCAT Chemistry Chapter 22 Online Test

A pollutant affects

Insoluble ferric oxide is produced in the pH range:

The cause of minamata disease is the pollution of

The layer of earth around the earth is called:

Water is made disinfectant during purification of water to the step:

Part of fresh water consumed in industry is:

Ozone in stratosphere extends upto km:

Amount of ozone in atmosphere is expressed in units:

Heat balance of earth is maintained by sphere:

The amount of Si in the lithosphere is about

BOD means

Which is unnecessary for purification of water for drinking purposes

A single chlorine free radical can destory how many ozone molecules

Major cause of SO2 on global scale is

The Catalyst used in the contact tower for the manufacture of H2SO4 is easily poisoned by:

Which of the following does not contribute towards the formation of photochemical smog?

Transformation is a cyclic process in which used plactic is

The pH range of the acid rain is

Agriculture consumes part of fresh water:

Men residence time of methane in atmosphere in years is:

The bonding occurs among polar covalent molecules containing H and one of the small electronegative element such as O,F or N is called:

Photochemical smog consists of higher concentration of:

Hardness which can be removed by boiling is called

Air pollution causes

Ozone is most of the tropical regions acts as a pollutant and causes

Alkali metals react viotlently with halogens:

In big/metropolitan cities, atmosphere is mostly polluted due to

Which of the following air pollutant is called quiet killer

Which factor is helping to reduce the environment pollution

SO2and NO2cause pollution due to increase in

A single chloride free radical of CFCs can destroy upto ozone molecules:

NO and NO2gases in atmosphere are represented by

Ozone is a gas having boiling point

Nitrogen percentage in atmosphere is:

To purify water which has mud dissolved in it, a substance which coagulates the suspended particles is used.The coagulant may be

Solid waster of the city is disposed off by dumping in a landfill. Which of the following gas is produced in the landfill

Water exist in only

How much quantity of water is in the domestic use

Chemistry related to the study of environment affected by the chemicals and pollutants is called:

Which of the following waster material is not recycled for use again

When chlorofluoro carbon are subjected to U.V they form

As the number of carbon atoms increase the number of isomers also increase. The six carbon compound hexane has as many as:

The percentage of SO2 produced by volcanoes is:

The suspended particles in the raw water can be removed by the

Ocean contains part earth's water:

The pH of the rain water in areas where acid rain is the cause of pollution may be

The region of earth capable of supporting life is

CFCs destroy ozone layer. How many ozone molecule a chlorine free radical can destory

How many times a newspaper can be recycled

Global warming is mainly caused by ______ radiations

Which not a method for solid waste management>

The concentration of dissolved molecular oxygen in water which acts as the most important oxidizing agent ranges from

The temperature in the incineration of industrial and hazardons waster process had a range

What is the effect of polluted air on environment

Value of chemical oxygen demand (COD) is a measure of chemically oxidizable matter in water. Which value of COD will indicate more polluted water

Coal contains sulphur in it:

Ecology is a science of environment and deals specially with

Oceans cove ____________ percent of the surface of the earth

Matric Part 2/10th Class English Chapter 1 MCQ Test With Answer for Chapter 1 Hazrat Muhammad (S.A.W) an Embodiment of Justice

Biology Chapter 1 - Answers Mode

Biology Chapter 1 MCQ - PDF

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The Catalyst used in the contact tower for the manufacture of H₂SO₄ is easily poisoned by:

SO₂and NO₂cause pollution due to increase in

NO and NO₂gases in atmosphere are represented by

To purify water which has mud dissolved in it, a substance which coagulates the suspended particles is used.
The coagulant may be

The percentage of SO₂ produced by volcanoes is: