Environmental Science and Engineering
GATE ES format:mcq PYQs
Build your understanding with focused practice from past exam papers.
Questions 21–30 of 200. Imported answers require independent review unless marked reviewed.
Question 21
Open questionESMCQ1 markNeeds review
In the design of air pollution control devices, size of the particles that are removed with 50% efficiency is termed as _____.
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The general atmospheric composition of gases in the decreasing order is _____.
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Which ONE of the following options is NOT a parameter as a part of proximate analysis of municipal solid waste?
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A species whose impact on an ecosystem is disproportionately large in comparison to its population is called _____ species.
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Which ONE of the following principles is directly related to environmental compensation?
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As per the United Nations General Assembly resolution adopted in 2015 “Transforming Our World: The 2030 Agenda for Sustainable Development”, the number of sustainable development goals (SDGs) is _____.
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You can attempt this question now. Sign in to view the answer key, explanations and discussion.Log in to check answerQuestion 27
Open questionESMCQ1 markNeeds review
Which ONE of the following options CORRECTLY matches the ISO series with their usages in environmental management system (EMS) given in the table?
ISO Series | Environmental Management System
(P) ISO 1401 | (i) Environmental labeling
(Q) ISO 1420 | (ii) Evaluation of environmental management system
(R) ISO 1440 | (iii) Addressing environmental aspects of products
(S) ISO 1460 | (iv) Life cycle assessment procedure
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Open questionESMCQ2 marksNeeds review
A first-order ordinary differential equation is given as follows:
Which ONE of the following options CORRECTLY represents the characteristics of this equation?Your answerChoose one option.
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Consider the matrix
. Which ONE of the following options CORRECTLY lists the eigenvalues of
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Open questionESMCQ2 marksNeeds review
Which ONE of the following options is CORRECT with respect to sequential breakdown of deoxyribonucleic acid (DNA) into lower-molecular weight compounds?
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