Environmental Science and Engineering
GATE ES topic:environmental-engineering PYQs
Build your understanding with focused practice from past exam papers.
Questions 71–80 of 390. Imported answers require independent review unless marked reviewed.
Question 6
Open questionGAMCQ2 marksNeeds review
Column-I has statements made by Shantha; and Column-II has responses given by Kanishk.
Column-I:
P. This house is in a mess.
Q. I am not happy with the marks given to me.
R. Politics is a subject I avoid talking about.
S. I don’t know what this word means.
Column-II:
Alright, I won’t bring it up during our conversations.
Well, you can easily look it up.
No problem, let me clear it up for you.
Don’t worry, I will take it up with your teacher.
Identify the option that has the correct match between Column-I and Column-II.
Your answerChoose one option.
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Open questionGAMCQ2 marksNeeds review
Weight of a person can be expressed as a function of their age. The function usually varies from person to person. Suppose this function is identical for two brothers, and it monotonically increases till the age of 50 years and then it monotonically decreases. Let
and
(in years) denote the ages of the brothers and
.Which one of the following statements is correct about their age on the day when they attain the same weight?
Your answerChoose one option.
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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 8
Open questionGAMCQ2 marksNeeds review
A regular dodecagon (12-sided regular polygon) is inscribed in a circle of radius r cm as shown in the figure. The side of the dodecagon is d cm. All the triangles (numbered 1 to 12 in the figure) are used to form squares of side r cm and each numbered triangle is used only once to form a square.
The number of squares that can be formed and the number of triangles required to form each square, respectively, are:
Note: The figure shown is representative.
Your answerChoose one option.
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Open questionGAMCQ2 marksNeeds review
If a real variable
satisfies
, then the value of
is:Your answerChoose one option.
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Open questionGAMCQ2 marksNeeds review
The number of patients per shift (
) consulting Dr. Gita in her past 100 shifts is shown in the figure. If the amount she earns per shift is ₹ 1000(
), what is the average amount (in ₹) she has earned per shift in the past 100 shifts?Note: The figure shown is representative.
Your answerChoose one option.
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Open questionESMCQ1 markNeeds review
Assuming
; Laplace transform of
isYour answerChoose one option.
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Open questionESMCQ1 markNeeds review
For the ordinary differential equation
, the general solution isYour answerChoose one option.
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Open questionESMCQ1 markNeeds review
Consider the following two series
P:
Q:
Choose the correct option from the following
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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 14
Open questionESMCQ1 markNeeds review
Choose the redox reaction from the following
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Open questionESMCQ1 markNeeds review
Which one of the following is performed by autotrophic bacteria?
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