Important MCQs Environmental Science Quiz 1

by

The quiz contains 20 MCQs about Environmental Science for preparation for admissions in BS, M.Phil., and Ph.D. Environmental Science programs. Let us start with the MCQs Environmental Science quiz

Online Multiple Choice Questions about Environmental Science Quiz with Answers

1. Pakistan (Punjab) environmental act analyzes the law governing the ———— and the processes and activities that have an impact on natural resource management.

 
 
 
 

2. Langmuir sorption isotherm explains ———– sorption of ions on solid surface.

 
 
 
 

3. ———- International law generally refers to agreements or principles that are directly enforceable by a national or international body.

 
 
 
 

4. Environmental studies focus on

 
 
 
 

5. PEPA 1997 was amended in 2012 after the ——— amendment in the constitution of Pakistan.

 
 
 
 

6. pH is a negative log of ———– concentration.

 
 
 
 

7. ———– concerns agreements among different nations, or between citizens or corporations of different nations.

 
 
 
 

8. Public water supplies are often evaluated for biological contamination by testing for the presence of ———–.

 
 
 
 

9. The NEQS stands for ————-.

 
 
 
 

10. Environmental Tribunal means the Environmental Tribunal constituted under section ———–.

 
 
 
 

11. ———– are the standards that governments establish to manage natural resources and environmental quality.

 
 
 
 

12. A pollutant that is resistant to degradation and takes years to break down is called

 
 
 
 

13. The environmental magistrate is of First Class who is appointed under section ———-.

 
 
 
 

14. Minamata disease was first detected in

 
 
 
 

15. Pollution prevention is usually more ———— than pollution cleanup.

 
 
 
 

16. Which of the following is not a waterborne disease?

 
 
 
 

17. Sorption is defined as the ————– retention of ions present in solution on a solid surface.

 
 
 
 

18. ———- is a plan or statement of intentions – either written or stated – about a course of action or inaction intended to accomplish some end.

 
 
 
 

19. Chemical degradation of an organic pollutant (e.g., POPs) in soil is dependent mainly on the ———–.

 
 
 
 

20. An example of ozone-depleting substances is ————-.

 
 
 
 

MCQs Environmental Science Quiz with Answers

  • Environmental studies focus on
  • pH is a negative log of ———– concentration.
  • A pollutant that is resistant to degradation and takes years to break down is called
  • Pollution prevention is usually more ———— than pollution cleanup.
  • Public water supplies are often evaluated for biological contamination by testing for the presence of ———–.
  • An example of ozone-depleting substances is ————-.
  • Sorption is defined as the ————– retention of ions present in solution on a solid surface.
  • Langmuir sorption isotherm explains ———– sorption of ions on a solid surface.
  • Chemical degradation of an organic pollutant (e.g., POPs) in soil is dependent mainly on the ———–.
  • ———– are the standards that governments establish to manage natural resources and environmental quality.
  • Pakistan (Punjab) environmental act analyzes the law governing the ———— and the processes and activities that have an impact on natural resource management.
  • PEPA 1997 was amended in 2012 after the ——— amendment in the constitution of Pakistan.
  • Which of the following is not a waterborne disease?
  • The environmental magistrate is of First Class who is appointed under section ———-.
  • Environmental Tribunal means the Environmental Tribunal constituted under section ———–.
  • Minamata disease was first detected in
  • The NEQS stands for ————-.
  • ———– concerns agreements among different nations, or between citizens or corporations of different nations.
  • ———- International law generally refers to agreements or principles that are directly enforceable by a national or international body.
  • ———- is a plan or statement of intentions – either written or stated – about a course of action or inaction intended to accomplish some end.
MCQs Environmental Science Quiz with Answers

https://itfeature.com

https://rfaqs.com

Important MCQs Variations Class 10 Test 2

by

Online MCQs Variations Class 10 questions and answers. There are 21 multiple-choice questions from chapter 3 of Mathematics Class 10. Let us start with MCQs variations Class 10.

Please go to Important MCQs Variations Class 10 Test 2 to view the test

MCQs Variations Class 10 Chapter 3 Mathematics

  • If proportion $7:4::p:8$, then $p=$?
  • If $6:m::9:12$, then $m=$?
  • If $x$ and $y$ vary directly, then $x=$?
  • If $v$ vary directly as $u^3$, then $u^3=$?
  • If $w$ vary inversely as $p^2$, then $k=$?
  • A third proportional of 12 and 4 is
  • The fourth proportion of 15, 6, and 5 is
  • The mean proportion of $4m^2n^4$ and $p^6$ is
  • The continued proportion of $4, m, 9$ is
  • The third proportion of 6 and 12 is
  • The third proportion of $a^3$ and $3a^2$ is
  • The fourth proportion of 5, 8, and 15 is
  • The fourth proportion of $4x^4, 2x^3$, and $18x^5$ is
  • The mean proportion of 20 and 45 is
  • The mean proportion of $20x^3y^5$ and $5x^7y$ is
  • What is the value of $p$ is the continued proportion of $5, p, 45% is
  • What is the value of $x$ in the continued proportion of $8, x, 18$ is
  • If $\frac{9pq}{2lm}=\frac{18p}{5m}$ then $5q=$ is
  • The mean proportion of $9p^6q^4$ and $r^8$ is
  • What is the value of $p$ in the continued proportion of $12, p, 3$?
  • How many types of variations are there?
MCQs Variations Class 10 Mathematics Chapter 3

https://itfeature.com

https://rfaqs.com

MCQs on Matrices and Determinants 5

by

The quiz is about the MCQs on Matrices and Determinants from First Year Mathematics with Answers. There are 20 multiple-choice questions from the Mathematics book of part 1. Let us start with the MCQs on Matrices and Determinants Quiz.

Please go to MCQs on Matrices and Determinants 5 to view the test

MCQs on Matrices and Determinants First-Year Mathematics

  • If $\begin{bmatrix} a & b \ 0 & 7\end{bmatrix}= \begin{bmatrix}2&3 \ 1 &-9 \end{bmatrix}$ then
  • The number of non-zero rows in the echelon form of a matrix is called
  • If $A$ is any square matrix then $A+A^t$ is a
  • If $A$ is any square matrix then $A-A^t$ is a
  • If $A$ is any square matrix then $A+(\overline{A})^t$ is a
  • If $A$ is any square matrix then $A-(\overline{A}^t$ is a
  • If $A$ is a symmetric (skew-symmetric) then $A^2$ must be
  • In a homogeneous system of linear equations, the solution (0, 0, 0) is
  • If $AX=O$ then $X=$?
  • If a system of linear equations has no solution at all, then it is called a/an
  • The value of $\lambda$ for which the system $x+2y=4$; $2x+\lambda y = -3$ does not possess the unique solution.
  • If the system $x+2y=0$; $2x+\lambda y=0$ has non-trivial solution, then $\lambda$ is
  • If $\begin{bmatrix}2x+3& 1 \ -3 & 4 \end{bmatrix} = \begin{bmatrix} -1+x & 1 \ -3 & 4\end{bmatrix}$ then $x=$?
  • The cofactor $A_{22}$ of $\begin{bmatrix} 1 & 2 & 4 \ -1 & 2 & 5 \ 0 & 1 & -1\end{bmatrix}$ is
  • If $A=[a_{ij}]_{3\times 3}$ then $I_3\, A$ is equal to
  • If all the entries the entries of a row of a square matrix $A$ are zero, then $|A|$ equals
  • If $\begin{vmatrix}x & 4 \ 5 & 10\end{vmatrix}=0 \Rightarrow x$ equals
  • The inverse of the unit matrix is
  • Transpose of a row matrix is
  • If any matrix $A$ has different numbers of rows and columns then $A$ is
MCQs on matrices and Determinants quiz

https://itfeature.com

https://rfaqs.com

MCQs Matrices and Determinants Questions 4

by

Online Multiple-Choice Questions from Chapter 3 of First Year Mathematics (Intermediate Part-I). The Matrices and Determinants Questions test contains 20 MCQ-type questions with Answers. Let us start with the Matrices and Determinant Questions Quiz.

Please go to MCQs Matrices and Determinants Questions 4 to view the test

Matrices and Determinants Questions Test with Answers

matrices and Determinants Questions quiz First year Mathematics
  • Let $A=[a_{ij}]$ be a square matrix and $M_{ij}$ is the determinant obtained by deleting $i$th row and $j$th column of $A$. Then minor of $a_{ij}$ is equal to
  • Let $A=[a_{ij}]$ be a square matrix and $M_{ij}$ is the determinant obtained by deleting $i$th row and $j$th column of $A$. The cofactor of $a_{ij}$ is equal to
  • For any square matrix $A$. It is always true that
  • For any square matrix $A$, $|A|$ is equal to
  • If all entries of a square matrix of order 3 are multiplied by $k$ then the value of $|kA|$ is equal to
  • For any non-singular matrix $A$, it is true that
  • For any non-singular matrix $A$, it is true that
  • For any non-singular matrices $A$ and $B$, it is true that
  • A square matrix $A=[a_{ij}]$ for which all $a_{ij}=0$, $i>j$ then $A$ is called
  • A square matrix $A=[a_{ij}]$ for which all $a_{ij} = 0$, $i<j$ then $A$ is called
  • A triangular matrix is always a
  • Any square matrix $A$ is called a singular if
  • A square matrix $A$ is symmetric if
  • a square matrix $A$ is skew symmetric if
  • A square matrix $A$ is Hermitian if
  • A square matrix $A$ is skew Hermitian if
  • The main diagonal elements of a skew-symmetric matrix must be
  • In echelon form of a matrix, the first non-zero entry is called
  • The additive inverse of a matrix exists only if it is
  • The multiplicative inverse of a matrix exists only if it is

https://itfeature.com

https://rfaqs.com