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DSE Odisha TGT Science PCM Mock Test - 4 - OTET MCQ


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30 Questions MCQ Test DSE Odisha TGT Mock Test Series 2025 - DSE Odisha TGT Science PCM Mock Test - 4

DSE Odisha TGT Science PCM Mock Test - 4 for OTET 2025 is part of DSE Odisha TGT Mock Test Series 2025 preparation. The DSE Odisha TGT Science PCM Mock Test - 4 questions and answers have been prepared according to the OTET exam syllabus.The DSE Odisha TGT Science PCM Mock Test - 4 MCQs are made for OTET 2025 Exam. Find important definitions, questions, notes, meanings, examples, exercises, MCQs and online tests for DSE Odisha TGT Science PCM Mock Test - 4 below.
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DSE Odisha TGT Science PCM Mock Test - 4 - Question 1

The tributaries Raru, Kanchi, Garru, etc. belong to the river

Detailed Solution for DSE Odisha TGT Science PCM Mock Test - 4 - Question 1

Right bank tributaries of Subarnarekha river- Kanchi, Kharkari, Raru, Garru.

DSE Odisha TGT Science PCM Mock Test - 4 - Question 2

Which region of India experiences a sub-tropical arid (desert) climate?

Detailed Solution for DSE Odisha TGT Science PCM Mock Test - 4 - Question 2

The Deccan Plateau, located in the southern part of India, experiences a subtropical arid (desert) climate. This region receives low rainfall, and the summers are extremely hot. The Deccan Plateau is home to the Thar Desert, which is the most prominent desert in India.

DSE Odisha TGT Science PCM Mock Test - 4 - Question 3

When does the summer season commence in Odisha?

Detailed Solution for DSE Odisha TGT Science PCM Mock Test - 4 - Question 3

The summer season in Odisha officially begins in March and lasts until June. The sun is especially fierce at this time of year, and Odisha's temperatures are extremely high.

DSE Odisha TGT Science PCM Mock Test - 4 - Question 4

A introduces B saying, “He is the husband of the grand daughter of the father of my father. How is B related to A?

Detailed Solution for DSE Odisha TGT Science PCM Mock Test - 4 - Question 4

Father’s father means grandfather.
Grandfather’s granddaughter means sister.
Sister’s husband means Brother-in-law.
So, B is A’s brother-in-law

DSE Odisha TGT Science PCM Mock Test - 4 - Question 5

30 liters of water is added to a 120 liters mixture containing 40% of alcohol. What is the percentage concentration of alcohol in the resultant mixture?

Detailed Solution for DSE Odisha TGT Science PCM Mock Test - 4 - Question 5

Alcohol = 40% of 120 = 48

Hence, Option C is correct.

DSE Odisha TGT Science PCM Mock Test - 4 - Question 6

In the following question number of triangle are

Detailed Solution for DSE Odisha TGT Science PCM Mock Test - 4 - Question 6

 

The main triangle shown is in the given figure and this the total no. of triangle is 15. remaing triangle we can find out in the drawing the triangle in the image.

DSE Odisha TGT Science PCM Mock Test - 4 - Question 7

A box contains 90 blue balls, 110 red balls, 150 black balls and 50 pink balls. 50% of blue balls and 70% of red balls are taken away. What percentage of the initial number of balls are remaining in the box?

Detailed Solution for DSE Odisha TGT Science PCM Mock Test - 4 - Question 7

Initial number of balls = 90 + 110 + 150 + 50 = 400
Balls removed = 50% of 90 + 70% of 110 = 122
Remaining balls = 278

Hence, Option D is correct.

DSE Odisha TGT Science PCM Mock Test - 4 - Question 8

In 2020, 37.50% of the total employees of a company paid income tax. If 450 employees of the company did not pay tax, what is the total number of employees in the company?

Detailed Solution for DSE Odisha TGT Science PCM Mock Test - 4 - Question 8

(100 – 37.50)% of total employees = 450
62.50% of total employees = 450

Hence, Option C is correct.

DSE Odisha TGT Science PCM Mock Test - 4 - Question 9

How to specify cell range from A9 to A99 in Excel?

Detailed Solution for DSE Odisha TGT Science PCM Mock Test - 4 - Question 9
How to specify cell range from A9 to A99 in Excel?
To specify a cell range from A9 to A99 in Excel, you can use the following method:
1. Open Excel and go to the worksheet where you want to specify the cell range.
2. Click on cell A9 to select it.
3. Hold down the Shift key on your keyboard.
4. While holding the Shift key, use the arrow key (downward) to move to cell A99. This will select all the cells from A9 to A99.
5. Release the Shift key. Now, the cell range from A9 to A99 should be selected.
Alternatively, you can also use the following method:
1. Open Excel and go to the worksheet where you want to specify the cell range.
2. In the Name Box, which is located to the left of the formula bar, type "A9:A99" and press Enter. This will select the cell range from A9 to A99.
In both methods, the cell range from A9 to A99 will be selected, and you can perform various operations on this range, such as formatting, entering formulas, or copying and pasting data.
DSE Odisha TGT Science PCM Mock Test - 4 - Question 10

A web page is located using a

Detailed Solution for DSE Odisha TGT Science PCM Mock Test - 4 - Question 10
Web Page Location
The location of a web page is determined using a Uniform Resource Locator (URL). Let's break down the answer into headings and HTML bullet points to provide a detailed explanation:
1. Understanding URLs:
- A URL is a string of characters that provides the address of a web resource, such as a web page, image, or document, on the internet.
- It serves as a unique identifier for the location of the resource.
2. Components of a URL:
A URL consists of several components, including:
a. Protocol:
- The protocol indicates the communication rules that the web browser and server should follow.
- Common protocols include HTTP (Hypertext Transfer Protocol) and HTTPS (HTTP Secure).
b. Domain Name:
- The domain name is the address of the website or server.
- It typically consists of a combination of words separated by periods, such as "example.com".
c. Path:
- The path specifies the specific location or file within the website.
- It can include directories, subdirectories, and filenames.
d. Query Parameters:
- Query parameters are optional and are used to pass information to the web server.
- They are typically added after the path and are indicated by a question mark followed by key-value pairs.
3. Example URL:
Let's consider an example URL to better understand how it works:

https://www.example.com/products/item?id=12345


- Protocol: https
- Domain Name: www.example.com
- Path: /products/item
- Query Parameter: id=12345
In this example, the URL points to a web page located at the path "/products/item" on the domain "www.example.com". The query parameter "id=12345" might be used to retrieve specific information about a product.
4. Conclusion:
In conclusion, a web page's location is determined using a Uniform Resource Locator (URL), which consists of various components, including the protocol, domain name, path, and optional query parameters. The URL serves as a unique identifier for the web resource's location on the internet.
DSE Odisha TGT Science PCM Mock Test - 4 - Question 11

Mainstreaming and inclusion are the parts of which of the following integration? 

Detailed Solution for DSE Odisha TGT Science PCM Mock Test - 4 - Question 11

Mainstreaming and inclusion are the parts of the pedagogical response.

  • Mainstreaming is the practice of educating students with disabilities in the same general education classrooms as students without disabilities to the maximum extent appropriate.
  • Inclusion is a more comprehensive approach to educating students with disabilities that goes beyond mainstreaming. It involves the full participation of students with disabilities in all aspects of school life, including the general education curriculum, extracurricular activities, and social events.
  • Pedagogical integration refers to the process of incorporating different instructional strategies, approaches, and methodologies into teaching and learning practices.
DSE Odisha TGT Science PCM Mock Test - 4 - Question 12

In a class, a teacher is referring to memory, attention, planning and problem solving. What is she teaching?

Detailed Solution for DSE Odisha TGT Science PCM Mock Test - 4 - Question 12

Cognition is defined as the act of gaining knowledge through senses, thought and know-how.

DSE Odisha TGT Science PCM Mock Test - 4 - Question 13
According to NEP 2020, the first vertical of Higher Education Commission of India (HECI) will be the 
Detailed Solution for DSE Odisha TGT Science PCM Mock Test - 4 - Question 13

The correct answer is National Higher Education Regulatory Council (NHERC).
Important PointsThe National Education Policy (NEP) 2020 proposed the creation of a Higher Education Commission of India (HECI) as a single overarching umbrella body for higher education.

  • This new regulatory body would replace the existing separate regulatory institutions in the higher education sector to improve coordination and maintain standards.
  • The HECI is set to have four independent verticals, namely:
  1. National Higher Education Regulatory Council (NHERC)
  2. General Education Council (GEC)
  3. Higher Education Grants Council (HEGC)
  4. National Accreditation Council (NAC)

Each of these verticals has specific roles and responsibilities, from regulation, to setting standards, to funding, to accreditation.

  • According to NEP 2020, the first vertical of the HECI will be the National Higher Education Regulatory Council (NHERC).
  • This council will be the primary regulator for higher education in India, including teacher education, excluding medical and legal education.
  • This implies that all other bodies, like UGC and AICTE, would cease to be regulatory bodies and would only be responsible for standards setting and providing grants.

Therefore, the correct answer would be the "National Higher Education Regulatory Council (NHERC)".

DSE Odisha TGT Science PCM Mock Test - 4 - Question 14

How can teachers facilitate understanding of complex concepts in children?

Detailed Solution for DSE Odisha TGT Science PCM Mock Test - 4 - Question 14

Teachers can facilitate children's understanding of complex concepts by providing opportunities for exploration and discussion.

DSE Odisha TGT Science PCM Mock Test - 4 - Question 15

An anxious mother visited a child psychologist and discussed every single detail of her child. She was worried about his lack of interest towards his studies. The psychologist explained to her that several factors affect the learning process. The process of learning is affected by

Detailed Solution for DSE Odisha TGT Science PCM Mock Test - 4 - Question 15

Learning is a process that is influenced by various factors; physical factors such as health, nutrition, defects, etc; mental factors such as emotions, behavior, etc; and desire for learning of the child which depends on his will to gain knowledge.

DSE Odisha TGT Science PCM Mock Test - 4 - Question 16
Which of the following statement is NOT correct as per NEP 2020?
Detailed Solution for DSE Odisha TGT Science PCM Mock Test - 4 - Question 16

The Ministry of Education released the National Education Policy (NEP) in 2020. The policy aims to adapt India's educational system to the demands of the twenty-first century.

Key PointsAccording to NEP 2020, each subject's curriculum will be pared down to its core essentials, to allow room for critical thinking and more holistic, inquiry-based, discovery-based, discussion-based, and analysis-based learning.

  • NEP 2020 provides a reduction in content and increased flexibility in the school curriculum.
  • It promotes multilingualism in the classroom.
  •  The main focus is here on constructive rather than rote learning and it must be accompanied by parallel changes in school textbooks.
  • Classroom sessions will frequently include more enjoyable, creative, and exploratory activities.​
  • NEP 2020 places a strong emphasis on using mother tongue, local, or regional languages at least till grade five.

Thus, NEP 2020 does not give emphasis on learning from the material given in the textbooks.

DSE Odisha TGT Science PCM Mock Test - 4 - Question 17

Peer assessment takes place when

Detailed Solution for DSE Odisha TGT Science PCM Mock Test - 4 - Question 17

Peer Assessment: It refers to one student or a group of students assessing other students. In peer assessment, a student’s work is evaluated by other students of his/her group. The students, in a group, share their experiences and learn better from each other. In active learning, students involve in doing things and think about the things they are doing.

DSE Odisha TGT Science PCM Mock Test - 4 - Question 18
What are the changes required to be made in RTE 2009 as per NEP 2020?
Detailed Solution for DSE Odisha TGT Science PCM Mock Test - 4 - Question 18

The National Education Policy (NEP) was approved by the Union Cabinet in July 2020 and aims to implement various improvements to the Indian educational system from the school level to the college level.

Key Points

  • According to NEP 2020, Children from 3 to 18 years old will have access to a free and compulsory high-quality education.
  • This implies that all children between the ages of 3 and 18 will be entitled to receive a quality education from the government, regardless of their socioeconomic status.
  • Everyone has access to get-quality education for all children from the age of 3-18 years instead of 6-14 years as per the RTE 2009.

 Therefore, the Arrangement of free and compulsory education for 3-18-year-old students are the changes required to be made in RTE 2009 as per NEP 2020.

Additional Information

  • Right to Education Act (RTE) provided free and compulsory education to children between the age group of 6-14 years in 2009 and enforced it as a fundamental right under Article 21-A.
  • India became one of 135 countries to make education a fundamental right of every child when the Act came into force on 1 April 2010.
DSE Odisha TGT Science PCM Mock Test - 4 - Question 19

According to National Education Policy 2020, the progress card of the students communicated to the parents would be-

Detailed Solution for DSE Odisha TGT Science PCM Mock Test - 4 - Question 19

Key Points  
Some important fundamental principles of the NEP 2020 are:

  • Full equity and inclusion as the cornerstone of all educational decisions to ensure that all students are able to thrive in the education system.
  • It includes the overall development of the leader, it covers all three aspects as Cognitive domain, affective domain, and psychomotor domain.
  • Emphasis on conceptual understanding rather than rote learning and learning-for-exams.
  • Assessment of the students should be done by using different methods, by different activities including role play, portfolios, etc.
  • The curriculum/instruction is in the native language or in the mother tongue of the primary students so that they can understand and imply it perfectly.
  • Promoting self-assessment and the peer assessment done by the student in the classroom.
  • Respect for diversity and respect for the local context in all curriculum, pedagogy, and policy, always keeping in mind that education is a concurrent subject.
  • Establishment of the linkage of the concepts with the environment or we can say that the linkage of the school with the home.
  • The teacher should promote or encourage the abilities of the learners, they should reflect on the unique abilities of the learners on their report card so that learner improves their unique abilities much better than now.
  • Promoting multilingualism and the power of language in teaching and learning.
  • Creativity and critical thinking encourage logical decision-making and innovation.
  • It emphasizes group work as well as individual work, NEP 2020 links the study to the curriculum.

Thus by all these references, we can conclude that According to National Education Policy 2020, the progress card of the students communicated to the parents would be a reflection of the progress as well as the uniqueness of the student.

DSE Odisha TGT Science PCM Mock Test - 4 - Question 20

A school gives preference to girls while preparing students for state-level solo songs competitions. This reflects:

Detailed Solution for DSE Odisha TGT Science PCM Mock Test - 4 - Question 20

A school gives preference to girls while preparing students for state-level solo song competitions. This reflects gender bias; this happens because girls are suppressed by their families, so schools want them to explore more and more by motivating and providing them with the opportunity and fully support them. Girls are also strong in this kind of field, and just because of their gender, everyone thing they won, but it is not true, talent also plays an important role, and with talent, there is a maximum chance of winning the competition. 
Hence, the correct answer is "Gender bias".

DSE Odisha TGT Science PCM Mock Test - 4 - Question 21

What happens to the magnifying power of microscope, when its length increases?​

Detailed Solution for DSE Odisha TGT Science PCM Mock Test - 4 - Question 21

Magnification in microscope is  m=− lD/f0​​fe
where, l is length of tube and D is least distance for clear vision
f0​ is focal length of objective
fe​ is the focal length of the eyepiece.
So, as l increases m increases.
Hence, the magnifying power of a microscope increases with increase in tube length.
 

DSE Odisha TGT Science PCM Mock Test - 4 - Question 22

According to Maxwell’s equations

Detailed Solution for DSE Odisha TGT Science PCM Mock Test - 4 - Question 22

Maxwell’s Fourth Equation
It is based on Ampere’s circuital law. To understand Maxwell’s fourth equation it is crucial to understand Ampere’s circuital law,
Consider a wire of current-carrying conductor with the current I, since there is an electric field there has to be a magnetic field vector around it. Ampere’s circuit law states that “The closed line integral of magnetic field vector is always equal to the total amount of scalar electric field enclosed within the path of any shape” which means the current flowing along the wire(which is a scalar quantity) is equal to the magnetic field vector (which is a vector quantity)

DSE Odisha TGT Science PCM Mock Test - 4 - Question 23

Two coherent sources produce a dark fringe when phase difference between the interfering waves is(n integer)​

Detailed Solution for DSE Odisha TGT Science PCM Mock Test - 4 - Question 23

Dark fringes will be produced when there are destructive interference. The condition for that is the two waves should have a phase difference of an odd integral multiple of π.

DSE Odisha TGT Science PCM Mock Test - 4 - Question 24

In a potentiometer experiment, for measuring internal resistance of a cell, the balance point has been obtained on the fourth wire. The balance point can be shifted to fifth wire by

Detailed Solution for DSE Odisha TGT Science PCM Mock Test - 4 - Question 24

If the current due to the auxillary battery is decreased, the potential gradient will be decreases, so the balancing length increases.Thus null point will move to fifth wire.

DSE Odisha TGT Science PCM Mock Test - 4 - Question 25

The resistance in ohms in the four arms of a Wheatstone bridge are as follows. In which combination of the following is the bridge balanced?​
What is Wheatstone Bridge? Working Principle, Construction, Derivation,  Diagram & Formula - Electrical and Electronics Blog

Detailed Solution for DSE Odisha TGT Science PCM Mock Test - 4 - Question 25

 Wheat stone bridge follows

 P/R = Q/S

DSE Odisha TGT Science PCM Mock Test - 4 - Question 26

For the following cell,

Zn(s) | ZnSO4(aq) || CuSO4(aq) | Cu(s)

When the concentration of Zn2+ is 10 times the concentration of Cu2+, the expression for ΔG (in J mol-1) is [F is Faraday constant; R is gas constant; T is temperature; E° (cell) = 1.1 V]

Detailed Solution for DSE Odisha TGT Science PCM Mock Test - 4 - Question 26

DSE Odisha TGT Science PCM Mock Test - 4 - Question 27

The second and third period of the modern periodic table contains how many elements in all?

Detailed Solution for DSE Odisha TGT Science PCM Mock Test - 4 - Question 27
  • In the second and third period of the modern periodic table does not involve any d orbital so we have s and p which have 8 electrons combined.
  • So for the second period, we have eight elements and for the third period, we have 8 elements so we have total of 16 elements in all.

Additional Information: 

  • The second and third periods contain 8 elements each and are called short periods.
    • The 2nd-period elements: lithium, beryllium, boron, carbon, nitrogen, oxygen, fluorine, and neon.
    • The 3rd-period elements: sodium, magnesium, aluminum, silicon, phosphorus, sulphur, chlorine, and argon.
  • The First period contains 2 elements (Hydrogen, Helium) and is called a very short period
DSE Odisha TGT Science PCM Mock Test - 4 - Question 28

If tan 2A = cot (A – 18°), then the value of A is

Detailed Solution for DSE Odisha TGT Science PCM Mock Test - 4 - Question 28

 

DSE Odisha TGT Science PCM Mock Test - 4 - Question 29

The area of the figure bounded by y = ex, y = e−x and the straight line x = 1 is

Detailed Solution for DSE Odisha TGT Science PCM Mock Test - 4 - Question 29

DSE Odisha TGT Science PCM Mock Test - 4 - Question 30

The dervative id sec-1 x is

Detailed Solution for DSE Odisha TGT Science PCM Mock Test - 4 - Question 30

y = sec−1 x
by rewriting in terms of secant,
⇒ secy = x
by differentiating with respect to x,
⇒ secy tany y'= 1 by dividing by secy tany,
⇒ y'= 1/secy tany
since secy = x and tanx = √sec2y − 1 = √x2−1
⇒ y'= 1/x√x2−1
Hence, d/dx(sec−1x) = 1/x√x2−1

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