GK: Class 12 General Q&A
3,658 free answers on GK (General) for Class 12 students, across CBSE, ICSE and State boards. Includes questions such as “How to solve quadratic equations (Class 10)?”, “What is Pythagoras theorem (Class 9)?”, “How to balance chemical equations (Class 8)?”
Question & Answer
Questions
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How to solve quadratic equations (Class 10)?
Quadratic equations are equations of degree two.Students learn factorization, completing the square, and formula methods.Each method is useful for different equations.Quadratic equations help solve real-life problems.This topic prepares students for higher mathematics.
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What is Pythagoras theorem (Class 9)?
Pythagoras theorem explains the relationship between sides of a right-angled triangle.The square of the hypotenuse equals the sum of squares of the other two sides.It is widely used in geometry problems.Real-life applications include construction and navigation.This theorem builds problem-solving skills.
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How to balance chemical equations (Class 8)?
Balancing chemical equations follows the law of conservation of mass.Students count atoms on both sides of the equation.Coefficients are adjusted to balance elements.Step-by-step practice makes the process easier.This skill is essential for chemistry.
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What are geometry basics (Class 7)?
Geometry basics introduce shapes, lines, angles, and figures.Students learn properties of triangles, quadrilaterals, and circles.Diagrams and activities support visual learning.Geometry improves spatial reasoning.It forms the foundation for advanced geometry.
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What is integer number line (Class 6)?
The integer number line shows positive numbers, negative numbers, and zero.Positive integers are on the right of zero and negatives on the left.It helps students perform addition and subtraction easily.Real-life examples include temperature and profit-loss.This concept prepares students for algebra.
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What are fractions (Class 5)?
Fractions represent parts of a whole and are introduced in Class 5 to explain division of quantities.Students learn about numerators, denominators, and types of fractions.Visual aids such as shapes and number lines improve understanding.Simple fraction operations build logical thinking.Fractions form the base for decimals and percentages.
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What is a paragraph and how to write one (Class 4)?
A paragraph is a group of sentences focused on one main idea. In Class 4, students learn structured writing.A good paragraph has a topic sentence, supporting sentences, and a conclusion.Students write paragraphs on familiar topics like school, family, and hobbies.Planning ideas before writing helps improve clarity and organization.Paragraph writing strengthens grammar, vocabulary, and confidence.
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Easy science questions for Class 3 students
Easy science questions for Class 3 focus on understanding the environment through simple explanations.Topics include plants, animals, water, air, food, and the human body.Questions encourage observation, such as identifying plant parts or explaining why water is important.Simple experiments and activities make learning interesting and practical.This approach builds curiosity and confidence in science.
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What are counting and number concepts in Class 2?
Counting and number concepts in Class 2 strengthen a child’s understanding of numbers and their practical use. Students learn forward and backward counting and place value.Basic addition and subtraction are taught using objects and number lines to improve conceptual clarity.Children also learn odd and even numbers, number patterns, and simple word problems.Measurement concepts such as time, money, and length are introduced to connect maths with daily life.A strong
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What are Class 1 English basics?
Class 1 English basics focus on building a strong foundation in reading, writing, listening, and speaking skills. At this early stage, learning is activity-based so children develop interest and confidence in English.The syllabus includes alphabet recognition, phonics, vocabulary building, and sentence formation. Children learn letter sounds, word blending, and simple reading skills.Vocabulary is developed through everyday words related to family, animals, colors, and objects. R
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How to improve concentration while studying?
Improving concentration while studying is essential for effective learning and better academic results. The first step is to create a distraction-free study environment. This includes keeping mobile phones away, choosing a quiet place, and maintaining an organized study desk. Setting clear study goals helps the mind stay focused. Instead of studying for long hours continuously, students should follow short study sessions with breaks. Techniques like the Pomodoro method, where students
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How to prepare a study timetable?
Preparing a study timetable is an effective way to manage time and improve academic performance. A good timetable balances study hours, school time, revision, and relaxation. The first step is to identify daily commitments and available study hours. Students should prioritize subjects based on difficulty and exam weightage. Challenging subjects should be allocated more time, while easier subjects can be revised regularly. Including short breaks helps maintain focus and prevent burnout
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What are the best study apps for school students?
Study apps have become an essential part of modern education, offering interactive learning experiences for school students. These apps provide video lessons, quizzes, practice questions, and revision tools for various subjects and classes. Good study apps are designed according to school curricula and focus on conceptual clarity. They often include animated explanations, doubt-solving features, and progress tracking. Some apps also offer personalized learning paths based on a student
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How to register for online classes?
Registering for online classes is a simple process that usually involves selecting a suitable platform or institution and completing the registration formalities. Most online classes require students to create an account using an email address or mobile number. The first step is to choose the class, subject, or course based on academic needs. After selecting the course, students or parents need to fill in basic details such as name, class, board, and contact information. Some platform
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Where can I download NCERT textbooks for free?
NCERT textbooks can be downloaded for free from the official NCERT digital platforms. These textbooks are available in PDF format and cover all subjects from Class 1 to Class 12. They are designed according to the latest curriculum and are widely used across schools in India. Students can access textbooks in multiple languages, including English, Hindi, and regional languages. Digital textbooks are especially useful for online learning, quick revision, and exam preparation. They also
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How many total marks are there in Class 10 and 12 board exams?
In CBSE Class 10 and Class 12 board exams, each main subject is generally assessed for a total of 100 marks. These marks are divided into theory exams and internal assessments or practical examinations, depending on the subject. For Class 10, most subjects have an 80-mark theory exam and a 20-mark internal assessment. Internal assessments may include periodic tests, notebook submission, subject enrichment activities, and projects. This system ensures continuous evaluation throughout t
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What is the CBSE syllabus for Class 12?
The CBSE syllabus for Class 12 is crucial as it plays a major role in shaping students’ academic and career paths. It varies based on streams such as Science, Commerce, and Humanities. Each stream has compulsory subjects along with optional electives. For the Science stream, the syllabus includes Physics, Chemistry, Mathematics or Biology, English, and an additional subject. Physics covers topics like electrostatics, magnetism, optics, and modern physics. Chemistry includes phys
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What is the CBSE syllabus for Class 10?
The CBSE syllabus for Class 10 is a structured academic framework designed to build a strong foundation for higher education. It includes core subjects such as English, Hindi, Mathematics, Science, and Social Science, along with optional subjects like Information Technology, Artificial Intelligence, and regional languages. The syllabus is divided into chapters and units for each subject, with clearly defined learning objectives. In Mathematics, students study topics such as real numbe
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How to check school holiday list online?
Checking the school holiday list online has become very convenient due to digital platforms and school management systems. Most schools now upload their annual holiday list at the beginning of the academic session. Parents and students can access this information through official school websites, mobile applications, or circulars sent via email or messaging platforms. The first step is to visit the official website of the school. Usually, the holiday list is available under sections s
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What is the school academic calendar for 2025–26?
The school academic calendar for 2025–26 is an official schedule released by education boards and schools that outlines the complete academic year. It generally includes the start and end dates of the academic session, term-wise examinations, holidays, vacations, and important school events. In India, most schools affiliated with national boards like CBSE and ICSE follow an academic year that begins in April and ends in March of the following year. The calendar helps students, p