Don Bosco question bank with subject-wise Q&A

The Don Bosco question bank is a comprehensive educational resource designed to assist students in learning and preparing for exams. It includes a variety of questions and answers across all subjects, helping students grasp core concepts and excel academically. This guide provides subject-wise questions and answers for enhanced understanding.

English

Question: What is the definition of a noun?

Answer: A noun is a word used to identify a person, place, thing, or idea.

Question: What are the types of sentences?

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

Question: Define a verb with an example.

Answer: A verb is a word that denotes an action, occurrence, or state. Example: Run, jump, is.

Question: What is the difference between “their” and “there”?

Answer: “Their” indicates possession, while “there” refers to a place.

Question: What is a simile?

Answer: A simile is a figure of speech comparing two things using “like” or “as.”

Question: Define an adjective.

Answer: An adjective is a word that describes or modifies a noun.

Question: What is the function of a conjunction?

Answer: A conjunction connects words, phrases, or clauses in a sentence.

Question: How is a compound sentence formed?

Answer: A compound sentence is formed by joining two independent clauses using a conjunction.

Question: What are homophones?

Answer: Homophones are words that sound the same but have different meanings and spellings.

Question: Define an adverb with an example.

Answer: An adverb modifies a verb, adjective, or another adverb. Example: Quickly.

Question: What is the subject of a sentence?

Answer: The subject is the person or thing performing the action or being described.

Question: What are auxiliary verbs?

Answer: Auxiliary verbs, or helping verbs, assist the main verb in forming tenses, moods, or voices.

Question: Define a preposition with an example.

Answer: A preposition shows the relationship between a noun or pronoun and other words. Example: In, on, at.

Question: What is an interjection?

Answer: An interjection is a word or phrase that expresses strong emotion. Example: Wow!

Question: What is the past tense of “go”?

Answer: The past tense of “go” is “went.”

Question: Differentiate between “its” and “it’s.”

Answer: “Its” shows possession, while “it’s” is a contraction of “it is.”

Question: What is a synonym?

Answer: A synonym is a word that has the same or a similar meaning as another word.

Question: Define an antonym.

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

Question: What is direct speech?

Answer: Direct speech quotes someone’s exact words, enclosed in quotation marks.

Question: Define indirect speech.

Answer: Indirect speech conveys what someone said without quoting their exact words.

Mathematics

Question: What is the value of Pi?

Answer: Pi is approximately equal to 3.14159.

Question: Define a prime number.

Answer: A prime number has exactly two factors: 1 and itself.

Question: What is the formula for the area of a rectangle?

Answer: Area = Length × Breadth.

Question: Explain the Pythagoras theorem.

Answer: In a right triangle, the square of the hypotenuse equals the sum of the squares of the other two sides.

Question: What is the perimeter of a circle?

Answer: The perimeter of a circle, also known as the circumference, is 2πr.

Question: Define a fraction.

Answer: A fraction represents a part of a whole, expressed as a numerator over a denominator.

Question: What is the difference between mean and median?

Answer: The mean is the average of a data set, while the median is the middle value when data is ordered.

Question: What are parallel lines?

Answer: Parallel lines are two lines that never meet and are equidistant at all points.

Question: Define a right angle.

Answer: A right angle measures exactly 90 degrees.

Question: What is an acute angle?

Answer: An acute angle measures less than 90 degrees.

Question: What is a decimal?

Answer: A decimal is a fraction expressed in a base-10 system, using a decimal point.

Question: Define a rational number.

Answer: A rational number is a number that can be expressed as a fraction where both the numerator and denominator are integers.

Question: What is an irrational number?

Answer: An irrational number cannot be expressed as a simple fraction and has non-repeating, non-terminating decimals.

Question: What is a polygon?

Answer: A polygon is a closed figure with three or more straight sides.

Question: Explain the concept of slope in geometry.

Answer: Slope measures the steepness or incline of a line, calculated as the ratio of vertical change to horizontal change.

Question: What is the value of 2³?

Answer: The value of 2³ is 8.

Question: Define probability.

Answer: Probability is the measure of the likelihood of an event occurring, expressed as a fraction or percentage.

Question: What is a histogram?

Answer: A histogram is a graphical representation of data using bars to show frequency distributions.

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

Answer: Volume = πr²h, where r is the radius and h is the height.

Science

Question: What is photosynthesis?

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

Question: Define gravity.

Answer: Gravity is the force of attraction between two objects with mass.

Question: What is the boiling point of water?

Answer: The boiling point of water is 100°C or 212°F at standard atmospheric pressure.

Question: What is the unit of force?

Answer: The unit of force is the Newton (N).

Question: What are the three states of matter?

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

Question: What is an atom?

Answer: An atom is the basic unit of matter, consisting of protons, neutrons, and electrons.

Question: Define an ecosystem.

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

Question: What is the speed of light?

Answer: The speed of light is approximately 299,792 kilometers per second.

Question: Explain the law of conservation of energy.

Answer: Energy cannot be created or destroyed; it can only be transformed from one form to another.

Question: What is a chemical reaction?

Answer: A chemical reaction involves the transformation of substances into new substances with different properties.

Question: What is the function of the heart?

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

Question: What is the pH scale?

Answer: The pH scale measures the acidity or alkalinity of a solution, ranging from 0 to 14.

Question: What is a renewable resource?

Answer: A renewable resource is a natural resource that can be replenished over time, such as sunlight or wind.

Question: Define a chemical element.

Answer: A chemical element is a pure substance made up of only one type of atom.

Question: What is the role of chlorophyll in plants?

Answer: Chlorophyll absorbs sunlight, enabling the process of photosynthesis.

Question: What is the human skeletal system?

Answer: The human skeletal system is a framework of bones that supports the body and protects internal organs.

Question: What is evaporation?

Answer: Evaporation is the process by which a liquid turns into a gas.

Question: Define kinetic energy.

Answer: Kinetic energy is the energy possessed by a moving object.

Question: What is a galaxy?

Answer: A galaxy is a large system of stars, gas, dust, and dark matter bound together by gravity.

Question: What is an enzyme?

Answer: An enzyme is a protein that accelerates chemical reactions in the body.

History

Question: Who was the first President of India?

Answer: Dr. Rajendra Prasad was the first President of India.

Question: What is the significance of the year 1947 in India?

Answer: India gained independence from British rule in 1947.

Question: Who discovered America?

Answer: Christopher Columbus is credited with discovering America in 1492.

Question: What was the Industrial Revolution?

Answer: The Industrial Revolution was a period of major industrialization that began in the 18th century.

Question: What is the Great Wall of China?

Answer: The Great Wall of China is a series of fortifications built to protect against invasions.

Question: Who was Mahatma Gandhi?

Answer: Mahatma Gandhi was a leader of India’s independence movement and an advocate of non-violence.

Question: What was the French Revolution?

Answer: The French Revolution was a period of social and political upheaval in France from 1789 to 1799.

Question: What is the importance of the Harappan civilization?

Answer: The Harappan civilization was an advanced ancient culture known for urban planning and trade.

Question: Who was Abraham Lincoln?

Answer: Abraham Lincoln was the 16th President of the United States and led the country during the Civil War.

Question: What was the Cold War?

Answer: The Cold War was a period of political tension and military rivalry between the USA and USSR after World War II.

Question: Who was Ashoka the Great?

Answer: Ashoka was a Mauryan emperor known for spreading Buddhism and his policy of non-violence.

Question: What is the Magna Carta?

Answer: The Magna Carta was a charter signed in 1215 limiting the powers of the English monarchy.

Question: What is the United Nations?

Answer: The United Nations is an international organization founded in 1945 to promote peace and cooperation.

Question: What is the Renaissance?

Answer: The Renaissance was a cultural movement marking the revival of art, literature, and learning in Europe from the 14th to 17th centuries.

Question: Who was Napoleon Bonaparte?

Answer: Napoleon Bonaparte was a French military leader who became Emperor of France.

Question: What is the significance of the Battle of Plassey?

Answer: The Battle of Plassey in 1757 marked the beginning of British rule in India.

Question: Who wrote the Indian Constitution?

Answer: Dr. B.R. Ambedkar was the principal architect of the Indian Constitution.

Question: What is the Berlin Wall?

Answer: The Berlin Wall divided East and West Berlin from 1961 to 1989 and symbolized the Cold War.

Question: What is the Silk Road?

Answer: The Silk Road was an ancient trade route connecting Asia and Europe.

The Don Bosco question bank serves as a vital educational tool, fostering knowledge and preparing students for academic challenges. By mastering these questions and answers, students can build a strong foundation across various subjects and excel in their studies.