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Question Paper for 9th Class 2019

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Download question paper 9th class 2019 with all answers. These were most asked questions in 9th class 2019 exam. If you are preparing for the 9th class exams then you must check these questions once.

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To make this process easier, here is a collection of important questions and their answers from the 2019 question papers. These questions cover all the main subjects, helping students to practice and understand the key concepts better.

Mathematics

Question: What is the formula for calculating the area of a triangle?

Answer: The area of a triangle is calculated using the formula: ½ × base × height.

Question: How do you find the value of the unknown in a linear equation?

Answer: To find the value of the unknown, you need to isolate the variable on one side of the equation by performing inverse operations.

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Question: What is the Pythagorean Theorem?

Answer: The Pythagorean Theorem states that in a right-angled triangle, the square of the hypotenuse is equal to the sum of the squares of the other two sides.

Question: How do you simplify the expression (3x + 5) – (2x – 7)?

Answer: Simplify the expression by distributing and combining like terms: x + 12.

Question: What is the sum of the angles in a quadrilateral?

Answer: The sum of the angles in a quadrilateral is 360 degrees.

Question: How do you calculate the circumference of a circle?

Answer: The circumference of a circle is calculated using the formula: 2Ï€r, where r is the radius.

Question: What is the value of π (pi)?

Answer: The value of π (pi) is approximately 3.14159.

Question: How do you solve the quadratic equation x² – 5x + 6 = 0?

Answer: Solve the quadratic equation by factoring: (x – 2)(x – 3) = 0, so x = 2 or x = 3.

Question: What is the formula for the volume of a cylinder?

Answer: The volume of a cylinder is calculated using the formula: πr²h, where r is the radius and h is the height.

Question: How do you find the median of a set of numbers?

Answer: To find the median, arrange the numbers in order and find the middle value. If there is an even number of values, calculate the average of the two middle numbers.

Question: What is a rational number?

Answer: A rational number is any number that can be expressed as the quotient or fraction of two integers.

Question: How do you solve the equation 2x + 3 = 7?

Answer: Solve the equation by subtracting 3 from both sides and then dividing by 2: x = 2.

Question: What is the difference between mean and median?

Answer: The mean is the average of a set of numbers, while the median is the middle value when the numbers are arranged in order.

Question: How do you convert a decimal to a fraction?

Answer: To convert a decimal to a fraction, write the decimal as a fraction with 1 as the denominator and then multiply the numerator and denominator by 10 for each digit after the decimal point.

Question: What is a prime number?

Answer: A prime number is a number greater than 1 that has no positive divisors other than 1 and itself.

Question: How do you find the greatest common divisor (GCD) of two numbers?

Answer: The GCD is found by listing the factors of each number and selecting the largest factor that both numbers have in common.

Question: What is an algebraic expression?

Answer: An algebraic expression is a mathematical phrase that can include numbers, variables, and operation symbols.

Question: How do you calculate the surface area of a cube?

Answer: The surface area of a cube is calculated by multiplying the area of one face by six: 6s², where s is the length of a side.

Question: What is the difference between a linear and quadratic equation?

Answer: A linear equation is of the first degree (ax + b = 0), while a quadratic equation is of the second degree (ax² + bx + c = 0).

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Question: How do you solve inequalities?

Answer: Solve inequalities by performing the same operations on both sides, but if you multiply or divide by a negative number, reverse the inequality sign.

Science

Question: What is photosynthesis?

Answer: Photosynthesis is the process by which green plants use sunlight to synthesize food from carbon dioxide and water.

Question: What is the chemical formula for water?

Answer: The chemical formula for water is Hâ‚‚O.

Question: How does evaporation differ from condensation?

Answer: Evaporation is the process of liquid turning into vapor, while condensation is the process of vapor turning back into liquid.

Question: What is Newton’s First Law of Motion?

Answer: Newton’s First Law states that an object at rest stays at rest, and an object in motion stays in motion unless acted upon by an external force.

Question: What are the three states of matter?

Answer: The three states of matter are solid, liquid, and gas.

Question: How is energy transferred in a food chain?

Answer: Energy is transferred in a food chain from one organism to another, starting with producers and moving up to consumers.

Question: What is the atomic number of an element?

Answer: The atomic number of an element is the number of protons in the nucleus of its atom.

Question: What is the difference between a chemical change and a physical change?

Answer: A chemical change results in the formation of new substances, while a physical change does not alter the chemical composition of the substance.

Question: What is the function of the human heart?

Answer: The human heart pumps blood throughout the body, supplying oxygen and nutrients to tissues.

Question: How do plants reproduce?

Answer: Plants reproduce through sexual and asexual methods, including seed formation, budding, and vegetative propagation.

Question: What is the role of mitochondria in a cell?

Answer: Mitochondria are the powerhouses of the cell, producing energy through respiration.

Question: How do magnets work?

Answer: Magnets work by generating a magnetic field that attracts ferromagnetic materials like iron.

Question: What is the pH scale?

Answer: The pH scale measures the acidity or alkalinity of a substance, ranging from 0 to 14, with 7 being neutral.

Question: What is the difference between speed and velocity?

Answer: Speed is the rate at which an object moves, while velocity is speed with a specified direction.

Question: How do viruses differ from bacteria?

Answer: Viruses are non-living infectious agents that require a host to replicate, while bacteria are living single-celled organisms.

Question: What is the law of conservation of energy?

Answer: The law of conservation of energy states that energy cannot be created or destroyed, only transformed from one form to another.

Question: How does the water cycle work?

Answer: The water cycle involves the continuous movement of water on, above, and below the Earth’s surface through processes like evaporation, condensation, and precipitation.

Question: What are the components of blood?

Answer: Blood is composed of red blood cells, white blood cells, platelets, and plasma.

Question: What is an ecosystem?

Answer: An ecosystem is a community of living organisms and their interactions with their environment.

Question: How do you classify living organisms?

Answer: Living organisms are classified into kingdoms such as Animalia, Plantae, Fungi, Protista, Archaea, and Bacteria based on characteristics like cell structure and reproduction.

English

Question: What is a noun?

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

Question: How do you form the past tense of regular verbs?

Answer: The past tense of regular verbs is formed by adding -ed to the base form of the verb.

Question: What is the subject of a sentence?

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Answer: The subject of a sentence is the person, place, thing, or idea that is performing the action of the verb.

Question: How do you use adjectives in a sentence?

Answer: Adjectives are used to describe or modify nouns and pronouns, providing more information about them.

Question: What is a conjunction?

Answer: A conjunction is a word that connects clauses, sentences, or words, such as “and,” “but,” or “or.”

Question: What is the difference between a simile and a metaphor?

Answer: A simile compares two things using “like” or “as,” while a metaphor directly states that one thing is another.

Question: How do you identify the main idea of a paragraph?

Answer: The main idea of a paragraph is the central point or message that the paragraph is conveying.

Question: What is an adverb?

Answer: An adverb is a word that modifies a verb, adjective, or another adverb, often ending in -ly.

Question: How do you use punctuation marks in a sentence?

Answer: Punctuation marks, such as periods, commas, and question marks, are used to clarify meaning and indicate pauses or stops in sentences.

Question: What is a preposition?

Answer: A preposition is a word that shows the relationship between a noun (or pronoun) and other words in a sentence.

Question: What are the different types of sentences?

Answer: There are four types of sentences: declarative, interrogative, imperative, and exclamatory.

Question: How do you identify the theme of a story?

Answer: The theme of a story is the underlying message or central idea that the author is conveying.

Question: What is an antonym?

Answer: An antonym is a word that has the opposite meaning of another word.

Question: How do you form a question in English?

Answer: A question in English is often formed by inverting the subject and auxiliary verb, such as “Is he going?”

Question: What is a pronoun?

Answer: A pronoun is a word that takes the place of a noun, such as “he,” “she,” “it,” or “they.”

Question: How do you write a summary?

Answer: A summary is a brief retelling of the main points of a text, written in your own words.

Question: What is a verb?

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

Question: How do you use conjunctions to combine sentences?

Answer: Conjunctions like “and,” “but,” and “or” are used to combine two or more sentences into one.

Question: What is an article in grammar?

Answer: An article is a word that defines a noun as specific or unspecific, such as “the,” “a,” or “an.”

Question: How do you recognize the tone of a text?

Answer: The tone of a text is the author’s attitude toward the subject, which can be identified through word choice and style.

Social Science

Question: What are the fundamental rights in the Indian Constitution?

Answer: The fundamental rights in the Indian Constitution include the right to equality, freedom, against exploitation, freedom of religion, cultural and educational rights, and constitutional remedies.

Question: Who was the first Prime Minister of India?

Answer: The first Prime Minister of India was Jawaharlal Nehru.

Question: What is the significance of the Indus Valley Civilization?

Answer: The Indus Valley Civilization is significant as one of the world’s earliest urban cultures, known for its advanced architecture, drainage systems, and trade networks.

Question: What is democracy?

Answer: Democracy is a system of government where the citizens exercise power by voting.

Question: What is the importance of the Himalayas to India?

Answer: The Himalayas are important to India for their role in regulating the climate, providing water resources, and serving as a natural barrier.

Question: What is the role of the United Nations?

Answer: The United Nations is an international organization founded to promote peace, security, and cooperation among countries.

Question: What is globalization?

Answer: Globalization is the process by which businesses, cultures, and economies become integrated and interconnected on a global scale.

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Question: What are the main causes of the French Revolution?

Answer: The main causes of the French Revolution include social inequality, financial crisis, enlightenment ideas, and the incompetence of the monarchy.

Question: What is the function of the Indian Parliament?

Answer: The Indian Parliament is responsible for making laws, representing the public, and overseeing the government.

Question: How does a bill become a law in India?

Answer: A bill becomes a law in India after it is passed by both houses of Parliament and receives the President’s assent.

Question: What was the impact of the Industrial Revolution?

Answer: The Industrial Revolution led to significant technological advancements, urbanization, and changes in economic and social structures.

Question: What is the significance of the Quit India Movement?

Answer: The Quit India Movement was a significant campaign for Indian independence from British rule, launched by Mahatma Gandhi in 1942.

Question: What is the difference between weather and climate?

Answer: Weather refers to the day-to-day atmospheric conditions, while climate is the average weather pattern in a region over a long period.

Question: What is federalism?

Answer: Federalism is a system of government in which power is divided between a central authority and various constituent units, such as states or provinces.

Question: What are the main features of the Indian Economy?

Answer: The main features of the Indian economy include agriculture, industry, services, mixed economy, and various economic policies implemented by the government.

Question: What is secularism?

Answer: Secularism is the principle of separating religion from the government and ensuring equal treatment of all religions by the state.

Question: What is the importance of the Indian National Congress in India’s independence movement?

Answer: The Indian National Congress played a crucial role in the struggle for Indian independence by organizing protests, advocating for self-rule, and negotiating with the British.

Question: What are the causes of World War I?

Answer: The causes of World War I include militarism, alliances, imperialism, nationalism, and the assassination of Archduke Franz Ferdinand.

Question: What is the role of the judiciary in India?

Answer: The judiciary in India interprets the laws, protects the rights of individuals, and ensures justice is delivered in accordance with the Constitution.

Question: What is the significance of the Non-Aligned Movement?

Answer: The Non-Aligned Movement was significant as it represented countries that did not align with any major power bloc during the Cold War, advocating for independence and peaceful coexistence.

Exam Pattern and Syllabus for 9th Class 2019

Exam Pattern

The 9th class exams typically consist of written tests for each subject, including Mathematics, Science, English, and Social Science. The exams are usually divided into sections like objective-type questions, short answer questions, and long answer questions. The duration of each exam is generally 3 hours, and the total marks vary by subject.

Syllabus

The syllabus for the 9th class covers a wide range of topics in each subject. For Mathematics, it includes algebra, geometry, trigonometry, and statistics. Science covers physics, chemistry, biology, and environmental science. English includes grammar, comprehension, literature, and writing skills. Social Science covers history, geography, political science, and economics.

Studying these questions and answers can greatly enhance understanding and preparation for the 9th class exams. By reviewing each subject thoroughly, students can build a strong foundation in all the key topics and perform well in their exams

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