Ch-08: Entrepreneurship in Digital Age | MCQs

Ch-08: Entrepreneurship in Digital Age

Multiple Choice Questions [MCQs]

This chapter delves into the pivotal concept of prototyping, underscoring its crucial role in the development process as a means of transforming abstract ideas into tangible, testable, and refineable solutions. Through a hands-on approach, readers acquire the skills to create, test, and iteratively refine prototypes for business ideas, navigating the iterative design process with confidence.

Ch-07: Digital Literacy | MCQs

Ch-07: Digital Literacy 

Multiple Choice Questions [MCQs]

This chapter empowers readers with the expertise to navigate the vast expanse of digital information with precision and accuracy, conducting advanced searches that yield relevant and reliable results. By mastering the art of advanced searching, readers can efficiently locate credible sources, filter out irrelevant information, and uncover hidden gems that inform their research and decision-making. Moreover, this chapter provides readers with the knowledge and skills to design effective data-collection approaches, enabling them to gather original data that supports informed decision-making.

Ch-06: Impacts of Computing | MCQs

Ch-06: Impacts of Computing 

Multiple Choice Questions [MCQs]

This chapter plays a vital role in promoting media literacy and critical thinking skills, emphasizing the importance of responsible information sourcing in today's digital age, where readers learn to distinguish between reliable and unreliable sources, developing the ability to navigate the vast expanse of online information with confidence and discernment. Furthermore, the chapter explores the profound impact of computers on global connectivity, highlighting how they have revolutionized the way people communicate, interact, and share information, bridging geographical divides and facilitating unprecedented levels of collaboration and exchange.

Ch-05: Application of Computer Science | MCQs

 Ch-05: Application of Computer Science 

Multiple Choice Questions 

This chapter provides a comprehensive exploration of the technological foundations of three pivotal innovations: the Internet of Things (IoT) systems, Cloud computing, and Blockchain, examining the core technologies driving these advancements and their transformative impact on modern society. Furthermore, the chapter delves into the complex interplay between technology and society, investigating how the diverse cultural values, interests, and biases of various stakeholders influence the design of Artificial Intelligence (AI) systems. 

Ch-04: Data and Analysis | MCQs

Ch-04: Data and Analysis

Multiple Choice Questions [MCQs]

This chapter bridges the gap between theoretical concepts and real-world applications, showcasing the practical significance of model building in everyday scenarios and highlighting its importance and relevance in driving informed decision-making and solving complex problems. Additionally, the chapter explores the critical aspect of experimental design in data science, providing readers with a comprehensive understanding of its underlying concepts, enabling them to design and implement effective experiments that yield reliable and meaningful insights.

Ch-03: Programming Fundamentals | MCQs

Ch-03: Programming Fundamentals 

Multiple Choice Questions [MCQs]

This chapter lays the groundwork for understanding the basics of computer programming, emphasizing its importance and diverse applications in today's digital landscape. By providing a step-by-step guide on writing and executing simple programs in Python, a widely-used and versatile programming language, readers gain hands-on experience with programming concepts and develop a solid foundation for further learning. Furthermore, the chapter introduces Turtle Graphics, a Python library that enables users to create and draw shapes, allowing readers to tap into their creative potential and develop a deeper visual understanding of programming concepts.

Ch-02: Computational Thinking and Algorithm | MCQs

Ch-02: Computational Thinking and Algorithm 

Multiple Choice Questions [MCQs] 

This chapter presents a thorough and structured approach to designing and developing computational artifacts that effectively address complex problems, providing a comprehensive roadmap for creating innovative solutions. The process commences with a critical planning phase, where the problem is meticulously defined and a high-level design is conceptualized, establishing a clear understanding of the problem's requirements and constraints. The artifact is then brought to life through a series of deliberate development stages, including algorithm design, coding, and user interface creation, which collectively enable the transformation of the design into a functional solution.

Ch-01: Computer System - MCQs

Ch-01: Computer System 

Multiple Choice Question [MCQ]

This comprehensive chapter provides an in-depth exploration of fundamental concepts in computer science, laying a solid foundation for further study and application. The chapter begins by delving into the basics of digital logic, including logic gates, truth tables, and Boolean operators, which are essential for understanding computer hardware and programming. Building on this foundation, the chapter examines systems design and software development methodologies, guiding readers through the various stages involved in designing, developing, and testing complex systems.

Chapter-09: Transfer of Heat

After studying this unit, the students will be able to:

• Recall that thermal energy is transferred from a region of higher temperature to a region of lower temperature.
• Describe in terms of molecules and electrons, how heat transfer occurs in solids.
• State the factors affecting the transfer of heat through solid conductors and hence, define the term Thermal Conductivity.
• Solve problems based on thermal conductivity of solid conductors.
• Write examples of good and bad conductors of heat and describe their uses.
• Explain the convection currents in fluids due to difference in density.
• State some examples of heat transfer by convection in everyday life.
• Explain that insulation reduces energy transfer by conduction.
• Describe the process of radiation from all objects.
• Explain that energy transfer of a body by radiation does not require a material medium and rate of energy transfer.

Chapter-08: Thermal Properties of Matter

After studying this unit, the students will be able to:

• Define temperature (as quantity which determines the direction of flow of thermal energy).
• Define heat (as the energy transferred resulting from the temperature difference between two objects).
• List basic thermometric properties for a material to construct a thermometer.
• Convert the temperature from one scale to another
• Describe rise in temperature of a body in terms of an increase in its internal energy.
• Define the terms heat capacity and specific heat capacity.
• Describe heat of fusion and heat of vaporization.
• Describe experiments to determine heat of fusion and heat of vaporization of ice and water respectively by sketching temperature-time graph on heating ice.
• Explain the process of evaporation and the difference between boiling and evaporation.
• Explain that evaporation causes cooling.
• List the factors which influence surface evaporation.
• Describe qualitatively the thermal expansion of solids.
• Explain thermal expansion of liquids.
• Solve numerical problems based on the mathematical relations learnt in this unit.

Chapter-07: Properties of Matter

After studying this unit, the students will be able to:

• State kinetic molecular model of matter (solid, liquid and gas forms).
• Describe briefly the fourth state of matter, i.e plasma.
• Define the term density.
• Compare the densities of a few solids, liquids and gases.
• Define the term pressure (as a force acting normally on unit area).
• Explain how pressure varies with force and area in the context of everyday examples.
• Explain that the atmosphere exerts a pressure.
• Describe how the height of a liquid column may be used to measure the atmospheric pressure.
• Describe that atmospheric pressure decreases with the increase in height above the Earth's surface.
• Explalin that changes in atmospheric pressure in a region may indicate a change in the weather.
• State Pascal's law.
• Apply and demonstrate the use with examples of Pascal\'s law.
• State relation for pressure beneath a liquid surface to depth and to density.
• State Archimedes principle.
• Determine the density of an object using Archimedes principle.
• State the uphtrust exerted by a liquid on a body.
• State principle of floatation
• State Hooke's law and explain elastic limit.

Chapter-06: Work & Energy

 

After studying this unit, the students will be able to:

• Define work and its SI unit.
• Calculate word done using equation: Work = force x distance moved in the direction of force
• Define energy, kinetic energy and potential energy. State unit of energy.
• List the different forms of energy with examples.
• Describe the processes by which energy is converted from one form to another.
• State mass energy equation E-mc² and solve problems using it.
• Describe the process of electricity generation by drawing a block diagram of the process from fossil fuel input to electricity output.
• List the environmental issues associated with power generation.
• Explain by drawing energy flow diagrams through steady state systems such as filament lamp, power station, a vehicle travelling at a constant speed on a level road.
• Solve problems using mathematical relations learnt in this unit.

Chapter-05: Gravitation

After studying this unit, the students will be able to:

• State Newton's law of gravitation.
• Explain that the gravitational forces are consistent with Newton's third law.
• Explain gravitational field as an example of field of force.
• Define weight (as the force on an object due to gravitational field).
• Calculate the mass of Earth by using law of gravitation.
• Solve problems using Newton's of gravitation.
• Explain that value of g decreases with altitude from the surface of earth.
• Discuss the importance of Newton's law of gravitation in understanding the motion of satelittes.

Chapter-04: Turning Effects of Force

After studying this unit, the students will be able to:

• Define like and unlike parallel forces.
• State head to tail rule of vector addition of forces / vectors.
• Describe how a force is resoved into its perpendicular components.
• Determine the magintude and direction of a force from its perpendicular components.
• Define moment of force or torque as moment = force x perpendicular distance from pivot to the line of action of force.
• Explain the turning effect of force by relating it to everyday life. - State the principle of moments.
• Define the centre of mass and centre of gravity of a body.
• Define couple as a pair of forces tending to produce rotation.
• Prove that the couple has the same moments about all points.
• Define equilibrium and classify its types by quoting examples from everyday life.
• State two conditions for equilibrium of a body.
• Solve problems on simple balanced systems when bodies are supported by one pivot only.
• Describe the states of equilibrium and classify them with common examples.
• Explain effect of the position of the centre of mass on the stabililty of simple objects.

Chapter-03: Dynamics

After studying this unit, the students will be able to:

• Define momentum, force, inertia, friction and centripetal force.
• Solve problems using the equation Force = change in momentum / change in time.
• Explain the concept of force by practical examples of daily life.
• State Newton's laws of motion.
• Distinguish between mass and weight and solve problems using F=ma, and w=mg.
• Calculate tension and acceleration in a string during motion of bodies connected by the string and passing over frictionless pulley using second law of motion.
• State the law of conversation of momentum.
• Use the principle of conservation of momentum in the collision of two objects.
• Determine the velocity after collision of two objects using the law of conservation of momentum.
• Explain the effect of friction on the motion of a vehicle in the contect of tyre surface, road conditions including skidding, braking force.
• Demonstrate that rolling friction is much lesser than sliding friction.
• List various methods to reduce friction.
• Calculate centripetal force on a body moving in a circle using mv²

Chapter-02: Kinematics

After studying this unit, the students will be able to:

• Describe the crucial role of Physics in Science, Technology and society.
• Explain with examples the Science is based on physical quantities which consist of numerical magnitude and a unit.
• Differentiate between base and derived physical quantities.
• List the seven units of System International (SI) alongwith their symbols and physical quantities (standard definitions of SI units are not required).
• Interconvert the prefixes and their symbols to indicate multiple and sub-multiples for both base and derived units.
• Write the answer in scientific notation in measurements and calculations.
• Describe the working of Vernier Callipers and screw guage for measuring length.
• Identify and explain the limitations of measuring instruments such as metre rule, Vernier Callipers and screw guage.

Chapter-01: Physical Quantities and Measurements

Ch-01: Physical Quantities and Measurements 
Multiple Choice Questions

After studying this unit, the students will be able to:

• Describe the crucial role of Physics in Science, Technology and society.
• Explain with examples the Science is based on physical quantities which consist of numerical magnitude and a unit.
• Differentiate between base and derived physical quantities.
• List the seven units of System International (SI) alongwith their symbols and physical quantities (standard definitions of SI units are not required).
• Interconvert the prefixes and their symbols to indicate multiple and sub-multiples for both base and derived units.

Biology MCQs - Introduction to Biology

Biology [1^st Year | 11^th Class | Grade-11]
Multiple Choice Questions
Introduction to Biology

1.	Which one of the following is a correct sequence in biological methods?
	a. Observation – Hypothesis – Law – Theory	b. Observation – Hypothesis – deduction – testing of deduction ü	c. Hypothesis – observation – deduction – testing of deduction	d. Law – Theory – Deduction – Observation
2.	Which one of the following is not related to cloning?
	a. replacement of the nucleus of zygote, by another nucleus of the same organization ü	b. separation of cells of embryo to form more embryos	c. removal of piece of DNA or gene from the cell, and incorporation another gene or piece of DNA in its place	d. The individuals resulting have similar genetic makeup
3.	The study of distribution of animals in nature is called:
	a. zoogeography ü	b. biodiversity	c. geography	d. wild life
4.	Study of tissue is called:
	a. Microbiology	b. Morphology	c. Histology ü	d. Anatomy
5.	The branch of Biology which deals with the study of environment relations of organisms is called:
	a. Morphology	b. Ecology ü	c. Evolution	d. Zeeogeography