Half yearly exam question paper 2019 class 9

Preparing for the half-yearly exam is crucial for students of class 9. It helps them revise important concepts and understand the question patterns. This article provides subject-wise questions and answers to guide students in their preparation. Covering all major subjects, it ensures a comprehensive approach to ace the exam confidently.

Mathematics

Question What is the value of x if 5x – 7 = 18?

Answer x = 5.

Question Simplify: (3x + 4) – (x – 2).

Answer 2x + 6.

Question Solve for y: 2y + 6 = 14.

Answer y = 4.

Question Find the area of a rectangle with length 10 cm and width 6 cm.

Answer 60 cm².

Question If a triangle has angles 40° and 60°, find the third angle.

Answer 80°.

Question Write the formula for the volume of a cylinder.

Answer V = πr²h.

Question Evaluate: 7² + 3².

Answer 58.

Question Convert 0.75 into a fraction.

Answer 3/4.

Question Find the slope of a line passing through points (2, 3) and (4, 7).

Answer 2.

Question Solve: 3(2x – 5) = 12.

Answer x = 3.

Question What is the sum of the first five prime numbers?

Answer 28.

Question Express 25% as a decimal.

Answer 0.25.

Question Factorize: x² – 16.

Answer (x – 4)(x + 4).

Question Write the formula for the circumference of a circle.

Answer C = 2πr.

Question If the radius of a circle is 7 cm, find its area.

Answer 154 cm².

Question Solve for x: 3x/2 = 9.

Answer x = 6.

Question Simplify: 4x + 5x – 2.

Answer 9x – 2.

Question Find the perimeter of a square with side 8 cm.

Answer 32 cm.

Question Calculate the average of 12, 15, and 18.

Answer 15.

Question What is the cube root of 27?

Answer 3.

Science

Question What is the chemical formula of water?

Answer H₂O.

Question Define photosynthesis.

Answer Photosynthesis is the process by which green plants make food using sunlight, water, and carbon dioxide.

Question Name the organelle responsible for energy production in cells.

Answer Mitochondria.

Question What is Newton’s third law of motion?

Answer For every action, there is an equal and opposite reaction.

Question Name the smallest unit of life.

Answer Cell.

Question What is the SI unit of force?

Answer Newton.

Question Define evaporation.

Answer Evaporation is the process of liquid turning into vapor.

Question What is the pH of neutral substances?

Answer 7.

Question Name one renewable source of energy.

Answer Solar energy.

Question What is the function of red blood cells?

Answer To transport oxygen.

Question Name the process by which plants lose water vapor.

Answer Transpiration.

Question What is the boiling point of water in Celsius?

Answer 100°C.

Question Define gravity.

Answer Gravity is the force that attracts objects towards the center of the Earth.

Question What are the building blocks of proteins?

Answer Amino acids.

Question Name the planet known as the Red Planet.

Answer Mars.

Question What is the main constituent of natural gas?

Answer Methane.

Question Define digestion.

Answer Digestion is the process of breaking down food into simpler substances.

Question What is the role of the ozone layer?

Answer To protect Earth from harmful UV rays.

Question Name the metal that is liquid at room temperature.

Answer Mercury.

Question What is the unit of electric current?

Answer Ampere.

English

Question Write the synonym of the word “happy”.

Answer Joyful.

Question Write a sentence using the word “gracefully”.

Answer She danced gracefully across the stage.

Question What is the plural form of “child”?

Answer Children.

Question Define a metaphor.

Answer A metaphor is a figure of speech where one thing is described as another.

Question Write the antonym of “strong”.

Answer Weak.

Question What is the past tense of “go”?

Answer Went.

Question Identify the subject in the sentence: “The cat is sleeping.”

Answer The cat.

Question Write the comparative form of “beautiful”.

Answer More beautiful.

Question Define a noun.

Answer A noun is a word that names a person, place, thing, or idea.

Question Write a sentence using the word “courage”.

Answer She showed great courage in facing her fears.

Question What is the opposite of “dark”?

Answer Light.

Question Define a verb.

Answer A verb is a word that represents an action, state, or occurrence.

Question Write the plural of “leaf”.

Answer Leaves.

Question What is the synonym of “big”?

Answer Large.

Question Write a sentence with the word “quickly”.

Answer He quickly finished his homework.

Question Define a pronoun.

Answer A pronoun is a word that takes the place of a noun.

Question Write the antonym of “fast”.

Answer Slow.

Question What is the meaning of the idiom “a piece of cake”?

Answer Something very easy to do.

Question Identify the predicate in the sentence: “She sings beautifully.”

Answer Sings beautifully.

Social Science

Question Who is known as the Father of the Indian Constitution?

Answer Dr. B.R. Ambedkar.

Question What is democracy?

Answer Democracy is a system of government where citizens elect representatives.

Question Name the longest river in the world.

Answer The Nile.

Question What is the capital of France?

Answer Paris.

Question Name the first President of India.

Answer Dr. Rajendra Prasad.

Question Define globalization.

Answer Globalization is the integration of world economies and cultures.

Question What is the currency of Japan?

Answer Yen.

Question What is the role of the judiciary?

Answer To interpret and uphold laws.

Question Name the continent with the largest land area.

Answer Asia.

Question What is the significance of 15th August in India?

Answer It is India’s Independence Day.

Question Name the three branches of the Indian government.

Answer Legislative, Executive, and Judiciary.

Question Who wrote the Indian National Anthem?

Answer Rabindranath Tagore.

Question Define inflation.

Answer Inflation is the rise in the general level of prices.

Question Name the ocean located near India.

Answer The Indian Ocean.

Question What is the main occupation in rural India?

Answer Agriculture.

Question Name the Prime Minister of India in 2019.

Answer Narendra Modi.

Question What is the importance of the Himalayas?

Answer They act as a natural barrier and regulate climate.

Question Define human rights.

Answer Human rights are the basic rights and freedoms everyone is entitled to.

Question What is a constitution?

Answer A constitution is a set of fundamental principles that govern a country.

The half-yearly exam is a critical step for class 9 students to strengthen their understanding of key concepts across subjects. By practicing these comprehensive questions and answers, students can confidently prepare for their exams and improve their performance. This compilation aims to provide clarity and focus for effective study.