10th half yearly question paper 2023 pdf

The 10th half yearly question paper 2023 PDF includes comprehensive questions and answers for subjects like Mathematics, Science, Social Science, English, and more. This article provides a detailed collection of 20 questions and answers for each subject, helping students revise and prepare efficiently for their exams.

Mathematics

Question: What is the value of (5² – 3²)?
Answer: The value is 16.

Question: Solve the equation 3x + 5 = 11.
Answer: x = 2.

Question: What is the LCM of 12 and 15?
Answer: The LCM is 60.

Question: Define a rational number.
Answer: A rational number is a number that can be expressed as a fraction p/q where q ≠ 0.

Question: Find the perimeter of a rectangle with length 8 cm and breadth 5 cm.
Answer: The perimeter is 26 cm.

Question: Simplify 2(3x + 4) – 5x.
Answer: The simplified form is x + 8.

Question: What is the area of a triangle with a base of 10 cm and height of 6 cm?
Answer: The area is 30 cm².

Question: Solve for y: 2y – 7 = 9.
Answer: y = 8.

Question: Convert 0.75 into a fraction.
Answer: 0.75 as a fraction is 3/4.

Question: What is the square root of 64?
Answer: The square root is 8.

Question: Find the value of 3⁰.
Answer: The value is 1.

Question: Write the formula for the area of a circle.
Answer: The formula is πr².

Question: If x = 3, find the value of x² + 2x – 5.
Answer: The value is 10.

Question: What is the volume of a cube with side 4 cm?
Answer: The volume is 64 cm³.

Question: Find the HCF of 24 and 36.
Answer: The HCF is 12.

Question: Solve 5x – 2 = 13.
Answer: x = 3.

Question: Write the Pythagoras theorem.
Answer: In a right triangle, (hypotenuse)² = (base)² + (perpendicular)².

Question: Find the sum of the first 10 natural numbers.
Answer: The sum is 55.

Question: What is the formula for simple interest?
Answer: Simple Interest = (P × R × T) / 100.

Question: Simplify: (x² – 4)/(x – 2).
Answer: The simplified form is x + 2.

Science

Question: Define photosynthesis.
Answer: Photosynthesis is the process by which green plants make their food using sunlight, carbon dioxide, and water.

Question: What is the SI unit of force?
Answer: The SI unit of force is Newton (N).

Question: Name the three states of matter.
Answer: Solid, liquid, and gas.

Question: What is the formula for water?
Answer: The formula for water is H₂O.

Question: Define an element.
Answer: An element is a pure substance made up of only one type of atom.

Question: What is the function of the stomata?
Answer: Stomata help in gas exchange and transpiration in plants.

Question: State Newton’s first law of motion.
Answer: A body remains at rest or in uniform motion unless acted upon by an external force.

Question: Name the acid present in vinegar.
Answer: Acetic acid is present in vinegar.

Question: What is the speed of light in a vacuum?
Answer: The speed of light is 3 × 10⁸ m/s.

Question: Define an ecosystem.
Answer: An ecosystem is a community of living organisms interacting with their physical environment.

Question: What is the role of hemoglobin in blood?
Answer: Hemoglobin transports oxygen in the blood.

Question: Name the process of converting a solid directly into gas.
Answer: Sublimation.

Question: What is the boiling point of water?
Answer: 100°C or 212°F.

Question: Define friction.
Answer: Friction is the force that opposes the motion of an object.

Question: What is the chemical symbol for sodium?
Answer: The chemical symbol is Na.

Question: Explain the term “refraction.”
Answer: Refraction is the bending of light as it passes from one medium to another.

Question: Name the gas used in photosynthesis.
Answer: Carbon dioxide (CO₂).

Question: What is the main source of energy for Earth?
Answer: The Sun is the main source of energy.

Question: Define a vertebrate.
Answer: A vertebrate is an animal with a backbone.

Question: Name the scientist who discovered gravity.
Answer: Sir Isaac Newton discovered gravity.

English

Question: Write the plural form of “child.”
Answer: Children.

Question: Define a noun.
Answer: A noun is the name of a person, place, thing, or idea.

Question: Write the past tense of “run.”
Answer: Ran.

Question: What is a synonym for “happy”?
Answer: Joyful.

Question: Define a verb.
Answer: A verb is a word that denotes an action or a state of being.

Question: What is the antonym of “big”?
Answer: Small.

Question: Complete the sentence: She _____ (go) to school every day.
Answer: She goes to school every day.

Question: Write a sentence using the word “beautiful.”
Answer: The garden is filled with beautiful flowers.

Question: What is the adjective in the sentence “The tall boy ran fast”?
Answer: Tall.

Question: What is the synonym for “angry”?
Answer: Furious.

Question: Define a pronoun.
Answer: A pronoun is a word used in place of a noun.

Question: Write the opposite of “bright.”
Answer: Dark.

Question: Identify the adverb in the sentence: “She sings beautifully.”
Answer: Beautifully.

Question: What is the past tense of “write”?
Answer: Wrote.

Question: Define a preposition.
Answer: A preposition shows the relationship between a noun or pronoun and other words in a sentence.

Question: Write a sentence using “quickly.”
Answer: He finished his homework quickly.

Question: What is the plural of “tooth”?
Answer: Teeth.

Question: What is a homophone for “pair”?
Answer: Pare.

Question: Write the synonym of “fast.”
Answer: Rapid.

Question: Define an article in grammar.
Answer: Articles are words used to define a noun as specific or unspecific (a, an, the).

Social Science

Question: Name the longest river in the world.
Answer: The Nile.

Question: What is the capital of India?
Answer: New Delhi.

Question: Define democracy.
Answer: Democracy is a system of government where citizens exercise power by voting.

Question: Who is known as the Father of the Indian Constitution?
Answer: Dr. B.R. Ambedkar.

Question: What is the largest continent in the world?
Answer: Asia.

Question: Define a glacier.
Answer: A glacier is a large mass of ice that moves slowly over land.

Question: What is the main occupation in rural India?
Answer: Agriculture.

Question: Who discovered America?
Answer: Christopher Columbus.

Question: What is the currency of Japan?
Answer: Yen.

Question: Name the first President of India.
Answer: Dr. Rajendra Prasad.

Question: What is the national animal of India?
Answer: The Bengal Tiger.

Question: Define globalization.
Answer: Globalization is the integration of markets, cultures, and societies worldwide.

Question: What is the Tropic of Cancer?
Answer: It is a latitude line situated at 23.5° north of the equator.

Question: Name the inventor of the telephone.
Answer: Alexander Graham Bell.

Question: Define the term “urbanization.”
Answer: Urbanization is the increase in population in cities and towns.