Q. What is the primary factor that affects the gravitational force between two objects? (2023)
A.
The shape of the objects
B.
The distance between the objects
C.
The color of the objects
D.
The temperature of the objects
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Solution
The gravitational force between two objects is primarily affected by the distance between them; as the distance increases, the gravitational force decreases.
Correct Answer: B — The distance between the objects
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Q. What is the primary factor that influences the climate of a region? (2020)
A.
Altitude
B.
Latitude
C.
Vegetation
D.
Soil type
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Solution
Latitude is the primary factor influencing the climate of a region, as it determines the amount of solar energy received.
Correct Answer: B — Latitude
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Q. What is the primary focus of semantic memory? (2021)
A.
Personal experiences
B.
General knowledge and facts
C.
Motor skills
D.
Visual images
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Solution
Semantic memory is responsible for storing general knowledge and facts about the world.
Correct Answer: B — General knowledge and facts
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Q. What is the primary focus of the 'Skill India' initiative? (2015)
A.
To promote entrepreneurship
B.
To enhance skill development
C.
To provide job placements
D.
To improve education
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Solution
'Skill India' focuses on enhancing skill development among the youth to improve employability.
Correct Answer: B — To enhance skill development
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Q. What is the primary focus of the Digital India initiative? (2015)
A.
Improving agricultural practices
B.
Enhancing digital infrastructure
C.
Promoting women's rights
D.
Providing free education
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Solution
Digital India aims to enhance digital infrastructure and promote digital literacy.
Correct Answer: B — Enhancing digital infrastructure
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Q. What is the primary focus of the study of physics? (2021)
A.
The behavior of matter and energy
B.
The history of scientific discoveries
C.
The development of technology
D.
The study of living organisms
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Solution
Physics primarily focuses on understanding the behavior of matter and energy in the universe.
Correct Answer: A — The behavior of matter and energy
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Q. What is the primary function of a CPU in a computer system? (2021)
A.
To store data
B.
To process instructions
C.
To display graphics
D.
To connect peripherals
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Solution
The CPU (Central Processing Unit) is responsible for processing instructions and executing commands in a computer system.
Correct Answer: B — To process instructions
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Q. What is the primary function of RAM in a computer?
A.
Store data permanently
B.
Execute programs
C.
Provide temporary storage
D.
Control peripherals
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Solution
RAM (Random Access Memory) provides temporary storage for data and programs that are currently in use.
Correct Answer: C — Provide temporary storage
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Q. What is the primary gas found in the Earth's atmosphere? (2023)
A.
Oxygen
B.
Carbon Dioxide
C.
Nitrogen
D.
Hydrogen
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Solution
Nitrogen makes up about 78% of the Earth's atmosphere, making it the primary gas.
Correct Answer: C — Nitrogen
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Q. What is the primary goal of a government budget? (2022)
A.
To balance the budget
B.
To maximize GDP
C.
To control inflation
D.
To allocate resources effectively
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Solution
The primary goal of a government budget is to allocate resources effectively to meet the needs of the economy and its citizens.
Correct Answer: D — To allocate resources effectively
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Q. What is the primary goal of conservation biology?
A.
Increase biodiversity
B.
Reduce pollution
C.
Promote urban development
D.
Enhance agriculture
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Solution
The primary goal of conservation biology is to increase and protect biodiversity.
Correct Answer: A — Increase biodiversity
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Q. What is the primary goal of economic policy? (2023)
A.
Maximizing profits
B.
Ensuring equity
C.
Promoting growth
D.
Reducing unemployment
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Solution
The primary goal of economic policy is to promote growth, which leads to improved living standards and economic stability.
Correct Answer: C — Promoting growth
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Q. What is the primary goal of monetary policy? (2021)
A.
To control inflation
B.
To increase government spending
C.
To reduce taxes
D.
To promote exports
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Solution
The primary goal of monetary policy is to control inflation by managing the money supply and interest rates.
Correct Answer: A — To control inflation
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Q. What is the primary principle behind the use of spectroscopy for group identification? (2020)
A.
Separation of mixtures
B.
Absorption of light
C.
Chemical reactivity
D.
Phase changes
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Solution
Spectroscopy relies on the absorption of light by substances, which can be used to identify different groups based on their unique absorption spectra.
Correct Answer: B — Absorption of light
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Q. What is the primary process that shapes landforms through the movement of tectonic plates? (2021)
A.
Erosion
B.
Weathering
C.
Plate tectonics
D.
Sedimentation
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Solution
The primary process that shapes landforms is plate tectonics, which involves the movement of the Earth's lithospheric plates.
Correct Answer: C — Plate tectonics
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Q. What is the primary purpose of a firewall? (2023)
A.
To speed up internet connection
B.
To protect against unauthorized access
C.
To store data
D.
To manage network traffic
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Solution
The primary purpose of a firewall is to protect a network from unauthorized access and threats.
Correct Answer: B — To protect against unauthorized access
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Q. What is the primary purpose of a national budget? (2023)
A.
To control inflation
B.
To allocate resources
C.
To increase GDP
D.
To reduce taxes
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Solution
The primary purpose of a national budget is to allocate resources effectively across various sectors.
Correct Answer: B — To allocate resources
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Q. What is the primary purpose of a web browser? (2022)
A.
To send emails
B.
To browse the internet
C.
To create websites
D.
To store files
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Solution
The primary purpose of a web browser is to browse the internet and display web pages.
Correct Answer: B — To browse the internet
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Q. What is the primary purpose of an operating system?
A.
To manage hardware resources
B.
To create documents
C.
To browse the internet
D.
To play games
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Solution
The primary purpose of an operating system is to manage hardware resources.
Correct Answer: A — To manage hardware resources
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Q. What is the primary purpose of constraint-based distribution in physics? (2021)
A.
To maximize energy efficiency
B.
To ensure equilibrium in a system
C.
To minimize the total mass
D.
To optimize speed
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Solution
Constraint-based distribution ensures that all forces in a system are balanced, leading to equilibrium.
Correct Answer: B — To ensure equilibrium in a system
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Q. What is the primary purpose of reading comprehension strategies? (2021)
A.
To memorize information
B.
To enhance understanding of the text
C.
To improve writing skills
D.
To increase reading speed
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Solution
Reading comprehension strategies are designed to help readers understand and interpret the text more effectively.
Correct Answer: B — To enhance understanding of the text
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Q. What is the primary purpose of the Kyoto Protocol? (2018)
A.
To promote biodiversity
B.
To reduce greenhouse gas emissions
C.
To protect endangered species
D.
To manage water resources
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Solution
The Kyoto Protocol is an international treaty aimed at reducing greenhouse gas emissions to combat climate change.
Correct Answer: B — To reduce greenhouse gas emissions
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Q. What is the primary purpose of the United Nations? (1945)
A.
Promote trade
B.
Maintain international peace
C.
Control global resources
D.
Establish military alliances
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Solution
The primary purpose of the United Nations is to maintain international peace and security among nations.
Correct Answer: B — Maintain international peace
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Q. What is the primary reason for the seasons on Earth? (2021)
A.
Earth's distance from the Sun
B.
Tilt of Earth's axis
C.
Earth's rotation speed
D.
Sun's energy output
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Solution
The tilt of Earth's axis causes different parts of the Earth to receive varying amounts of sunlight throughout the year, leading to the seasons.
Correct Answer: B — Tilt of Earth's axis
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Q. What is the primary use of a compass in navigation? (2020)
A.
To measure distance
B.
To determine direction
C.
To calculate speed
D.
To find altitude
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Solution
The primary use of a compass in navigation is to determine direction.
Correct Answer: B — To determine direction
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Q. What is the principle behind the working of a lever? (2021)
A.
Conservation of Energy
B.
Mechanical Advantage
C.
Pressure
D.
Friction
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Solution
The principle behind the working of a lever is Mechanical Advantage.
Correct Answer: B — Mechanical Advantage
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Q. What is the principle of conservation of energy? (2021)
A.
Energy can be created
B.
Energy can be destroyed
C.
Energy can be transformed
D.
Energy is constant
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Solution
The principle of conservation of energy states that energy can be transformed from one form to another but cannot be created or destroyed.
Correct Answer: C — Energy can be transformed
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Q. What is the process by which plants make their food? (2023)
A.
Photosynthesis
B.
Respiration
C.
Transpiration
D.
Digestion
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Solution
Photosynthesis is the process by which plants convert sunlight into chemical energy, producing food.
Correct Answer: A — Photosynthesis
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Q. What is the process of converting waste materials into reusable materials called?
A.
Recycling
B.
Composting
C.
Incineration
D.
Landfilling
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Solution
Recycling is the process of converting waste materials into reusable materials.
Correct Answer: A — Recycling
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Q. What is the purpose of a graphics card in a computer? (2023)
A.
To manage system memory
B.
To enhance audio output
C.
To render images and videos
D.
To connect to the internet
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Solution
A graphics card is designed to render images and videos, providing better visual performance for gaming and graphic design.
Correct Answer: C — To render images and videos
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