Solved question paper for ES May-2020 (DIPLOMA 3rd)

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Environmental studies May-2020

PSBTE • DIPLOMA • Information Technology • 3rd • May-2020

Environmental Studies for Punjab State Board of Technical Education Diploma in Engineering, Information Technology, 3rd semester is listed here to help students find subject-wise previous year question papers and old papers for exam preparation. By viewing these papers, students can understand the question style, identify repeated topics, and revise key concepts more effectively before the exam. This page is meant for students looking for ES previous year question papers, paper downloads, and revision support for PSBTE IT sem 3. BRpaper is not the official website of Punjab State Board of Technical Education and does not claim to publish official content. It only helps students access exam-related papers and preparation material for this subject.

Question papers (year-wise) Solutions

Solved Questions

Solved

Ecology deals with the study of

MCQ 0.5 Marks May-2020 • PSBTE DIPLOMA

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Environmental degradation means

MCQ 0.5 Marks May-2020 • PSBTE DIPLOMA

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Environmental protection is the responsibility of

MCQ 0.5 Marks May-2020 • PSBTE DIPLOMA

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Dec 2018 Environmental protection is the responsibility of
A system in which exchange takes place between living and non-living things is known as

MCQ 0.5 Marks May-2020 • PSBTE DIPLOMA

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Two major components of ecosystem are

MCQ 0.5 Marks May-2020 • PSBTE DIPLOMA

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May 2019 The two major components of ecosystem are

Dec 2018 The two major components of ecosystem are
Plants, animals, microbes, and humans are considered ____ factors of the environment

MCQ 0.5 Marks May-2020 • PSBTE DIPLOMA

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The outer solid part of the earth is called –

MCQ 0.5 Marks May-2020 • PSBTE DIPLOMA

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May 2019 The outer solid part of the earth is called –
The part of earth which contains water is called

MCQ 0.5 Marks May-2020 • PSBTE DIPLOMA

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May 2017 The part of earth which contains water is called:

May 2016 The part of earth which contains water is called:

Types of ecological pyramids are

MCQ 0.5 Marks May-2020 • PSBTE DIPLOMA

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May 2019 Types of ecological pyramids are

Dec 2018 Types of ecological pyramids are
BOD value of sewage water than that of tap water is:

MCQ 0.5 Marks May-2020 • PSBTE DIPLOMA

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Global warming is a phenomenon related to:

MCQ 0.5 Marks May-2020 • PSBTE DIPLOMA

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Acid Rain contains

MCQ 0.5 Marks May-2020 • PSBTE DIPLOMA

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Carrot  rabbit  fox is an example of____

MCQ 0.5 Marks May-2020 • PSBTE DIPLOMA

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A network of interconnected food chains is called

MCQ 0.5 Marks May-2020 • PSBTE DIPLOMA

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May 2019 A network of interconnected food chains is called

Dec 2019 A network of interconnected food chains is called

Dec 2018 A network of interconnected food chains is :
What will happen if deer is missing in the food chain given below? Grass → Deer → Tiger

MCQ 0.5 Marks May-2020 • PSBTE DIPLOMA

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The ecosystem which are located in water bodies are known as

MCQ 0.5 Marks May-2020 • PSBTE DIPLOMA

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Dec 2018 The ecosystem which are located in water bodies are known as

May 2015 Eco system which are located in water bodies are

May 2015 Eco system which are located in water bodies are

We should reduce the use of the plastic bags, bottles etc. because:

MCQ 0.5 Marks May-2020 • PSBTE DIPLOMA

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What does e-Waste stands for?

MCQ 0.5 Marks May-2020 • PSBTE DIPLOMA

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Dec 2019 What is e-waste?

Dec 2018 What does e- waste stand for?
One of the best solutions to get rid of non-biodegradable wastes is –

MCQ 0.5 Marks May-2020 • PSBTE DIPLOMA

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May 2021 Out of these best solution to get rid of non biodegradable wastes is -

May 2019 One of the best solutions to get rid of non - biodegradable wastes is –

Dec 2018 Which of following is one of the best solutions to get rid of non-biodegradable wastes is

May 2017 One of the best solution to get rid of non-biodegradable wastes is –

May 2016 One of the best solution to get rid of non-biodegradable wastes is:

May 2015 One of the best solution to get rid of non biodegradable wastes are

May 2015 One of the best solution to get rid of non biodegradable wastes are
Contamination of soil system by considerable quantities of chemicals and substance is known as

MCQ 0.5 Marks May-2020 • PSBTE DIPLOMA

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Dec 2018 Contamination of soil system by considerable quantities of chemicals & substance is known as

Cow, goats, deer eat grass and other plants to survive, but they do not eat animals. What kind of animal are rabbits?

MCQ 0.5 Marks May-2020 • PSBTE DIPLOMA

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Dec 2019 Rabbits eat grass and other plants to survive, but they do not eat animals. What kind of animal are rabbits?
What are called for organisms which get energy by eating dead organisms?

MCQ 0.5 Marks May-2020 • PSBTE DIPLOMA

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Plants utilize water, carbon dioxide and light to produce their own food by

MCQ 0.5 Marks May-2020 • PSBTE DIPLOMA

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X-rays are sources of

MCQ 0.5 Marks May-2020 • PSBTE DIPLOMA

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In which unit sound is measured?

MCQ 0.5 Marks May-2020 • PSBTE DIPLOMA

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Dec 2019 In which unit sound is measured?
Layer of atmosphere which saves life from harmful effects of 'UV' radiations is known as

MCQ 0.5 Marks May-2020 • PSBTE DIPLOMA

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May 2021 Layer of atmosphere that absorbs ultraviolet rays from Sun is called

May 2019 Layer of atmosphere that absorbs ultraviolet rays from Sun is called

Dec 2019 A layer located in stratosphere which absorbs ultraviolet rays of sun called

Dec 2018 Layer of atmosphere that absorbs ultraviolet rays from Sun is called
Which of the following is not the natural source of environment pollution?

MCQ 0.5 Marks May-2020 • PSBTE DIPLOMA

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Dec 2018 Which of the following is the major cause of pollution?
Which of the following is regarded as the main cause of groundwater contamination?

MCQ 0.5 Marks May-2020 • PSBTE DIPLOMA

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Reduce, reuse and recycle principle by which wastes can be reduced is classified as

MCQ 0.5 Marks May-2020 • PSBTE DIPLOMA

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Dec 2019 Reduce, reuse and recycle principle by which wastes can be reduced is classified as

Dec 2018 Reduce, reuse and recycle principle by which wastes can be reduced is classified as
The depletion in the Ozone layer is caused by:

MCQ 0.5 Marks May-2020 • PSBTE DIPLOMA

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May 2021 The depletion in the Ozone layer is caused by

May 2019 The depletion in the Ozone layer is caused by

May 2017 Ozone depletion will cause:

May 2016 Ozone depletion will cause:

Dec 2015 Ozone layer depleted due to:

Dec 2015 Ozone layer depleted due to:
The basic principle of noise control

MCQ 0.5 Marks May-2020 • PSBTE DIPLOMA

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May 2020 The basic principles of noise control is –

May 2019 The basic principles of noise control is –

Dec 2019 The basic principle of noise control

Dec 2016 Basic principal of noise control is

May 2015 The basic principles of noise control

May 2015 The basic principles of noise control
With the increase in water pollution, the BOD:

MCQ 0.5 Marks May-2020 • PSBTE DIPLOMA

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Water pollution can be identified by testing its

MCQ 0.5 Marks May-2020 • PSBTE DIPLOMA

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The process by which fertile land becomes desert is called

MCQ 0.5 Marks May-2020 • PSBTE DIPLOMA

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Dec 2019 The process by which fertile land becomes desert is called
The basic principles of noise control is –

MCQ 0.5 Marks May-2020 • PSBTE DIPLOMA

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May 2020 The basic principle of noise control

May 2019 The basic principles of noise control is –

Dec 2019 The basic principle of noise control

Dec 2016 Basic principal of noise control is

May 2015 The basic principles of noise control

May 2015 The basic principles of noise control
Major pollutants from automobiles exhausts is –

MCQ 0.5 Marks May-2020 • PSBTE DIPLOMA

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Which of the following are major Environmental issues in mining activities?

MCQ 0.5 Marks May-2020 • PSBTE DIPLOMA

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Dec 2018 Which of the following are major Environmental issues in mining activities?
What is vermicomposting?

MCQ 0.5 Marks May-2020 • PSBTE DIPLOMA

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Organic farming is

MCQ 0.5 Marks May-2020 • PSBTE DIPLOMA

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Soil conservation is the process where

MCQ 0.5 Marks May-2020 • PSBTE DIPLOMA

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Dec 2019 Soil conservation means

Soil erosion can be reduced by

MCQ 0.5 Marks May-2020 • PSBTE DIPLOMA

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EIA stands for what?

MCQ 0.5 Marks May-2020 • PSBTE DIPLOMA

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Biogas plants using cattle dung are called -

MCQ 0.5 Marks May-2020 • PSBTE DIPLOMA

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May 2021 Biogas plants using cattle dung are called -

May 2019 Biogas plants using cattle dung are called -

Dec 2019 Biogas plants using cattle dung are called

May 2017 Biogas plants using cattle dung are called----

May 2016 Biogas plants using cattle dung are called:

May 2015 Biogas plants using cattle dung are called

May 2015 Biogas plants using cattle dung are called

Dec 2015 Biogas plants using cattle dung are:

Dec 2015 Biogas plants using cattle dung are:
Trapped heat inside the earth is known as

MCQ 0.5 Marks May-2020 • PSBTE DIPLOMA

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Dec 2019 Trapped heat inside the earth is known as

The process of burning of municipal solid waste at high temperature is called

MCQ 0.5 Marks May-2020 • PSBTE DIPLOMA

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May 2021 The process of burning of municipal solid waste at high temperature is called

May 2019 The process of burning of municipal solid waste at high temperature is called

Dec 2018 The process of burning of municipal solid waste at high temperature is called
The Taj Mehal at Agra may be damaged by –

MCQ 0.5 Marks May-2020 • PSBTE DIPLOMA

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May 2021 The Taj Mehal at Agra may be damaged by –

May 2019 The Taj Mehal at Agra may be damaged by –

May 2017 The Taj Mehal at Agra may be damaged by:

May 2016 The Taj Mehal at Agra may be damaged by:

May 2016 The Taj Mahal at Agra may be damaged by:

Dec 2016 The Taj Mahal at Agra may be damaged by

May 2015 Taj Mahal at Agra may be damages by:

May 2015 Taj Mahal at Agra may be damages by:

Dec 2015 Taj mahal may be damaged by:

Dec 2015 Taj mahal may be damaged by:
Noise Pollution can cause

MCQ 0.5 Marks May-2020 • PSBTE DIPLOMA

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Dec 2016 Noise pollution causes
The source of energy in an ecosystem -

MCQ 0.5 Marks May-2020 • PSBTE DIPLOMA

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May 2021 The source of energy in an ecosystem is –

May 2019 The source of energy in an ecosystem -

Dec 2018 The source of energy in an ecosystem is

Dec 2016 Source of energy in an ecosystem is

Dec 2015 Source of energy in ecosystem is :

Dec 2015 Source of energy in ecosystem is :

Smog is combination of

MCQ 0.5 Marks May-2020 • PSBTE DIPLOMA

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May 2021 Smog is combination of

May 2019 Smog is combination of

Dec 2018 Smog is combination of

May 2017 Smog is

May 2016 Smog is

Dec 2016 Smog is

Dec 2015 Smog is:

Dec 2015 Smog is:
Ozone layer thickness is measured in -

MCQ 0.5 Marks May-2020 • PSBTE DIPLOMA

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May 2019 Thickness of the Ozone layer is measured in which units?

Dec 2019 Ozone layer thickness is measured in

Dec 2018 Thickness of the Ozone layer is measured in which units?

May 2017 Ozone layer thickness is measured in ---

May 2016 Ozone layer thickness is measured in:

Dec 2016 Ozone layer thickness is measured in

Dec 2015 Ozone thickness is measured in:

Dec 2015 Ozone thickness is measured in:
Carrot → rabbit → fox is an example of____

MCQ May-2020 • PSBTE DIPLOMA

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FAQ

Frequently Asked Questions

Answers about this subject, solved papers, and preparation.

Updated regularly

01 What can I find on this Environmental Studies page for PSBTE IT 3rd semester?

You can find subject-wise previous year question papers and old papers for Environmental Studies in PSBTE Diploma in Engineering Information Technology 3rd semester.

02 Can I use these papers to prepare for the exam pattern?

Yes. Previous year papers help you understand the question style, common topics, and the usual exam pattern for Environmental Studies.

03 Are solved papers available for Environmental Studies here?

This page is focused on previous year and old question papers. It does not guarantee solved papers.

04 How do previous year papers help with revision?

They help you revise important concepts, spot repeated questions, and practice writing answers within exam time.

05 Is BRpaper the official website of Punjab State Board of Technical Education?

No. BRpaper is not the official website of Punjab State Board of Technical Education. It only helps students find exam papers and preparation material.

Solved question paper for ES May-2020 (DIPLOMA 3rd)

Environmental studies May-2020

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