India will celebrate its 79th Independence Day this Friday, August 15, 2025, with grand ceremonies across the nation. People will decorate streets, schools, and offices with flags and lights. Leaders will hoist the national flag and deliver inspiring speeches. Cultural programs, parades, and patriotic songs will
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Chapter: Microorganisms: Friend and Foe Time: 3 Hours | Max Marks: 100 General Instructions: All questions are compulsory. Section A: Q1–Q10 are 1-mark MCQs. Section B: Q11–Q20 are 2-mark short-answer questions. Section C: Q21–Q30 are 3-mark questions. Section D: Q31–Q35 are 5-mark long-answer questions. Diagrams should be labeled properly wherever required. SECTION A (1 × 10
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Section A: Multiple Choice Questions (1×10 = 10 marks) Which crop is grown in Palampur during the monsoon season?a) Wheatb) Jowar and Bajrac) Potatoesd) Sugarcane How many primary schools are there in Palampur?a) 3b) 1c) 2d) 4 What is the main ingredient in HYV seeds to
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About the Initiative: “Ek Ped Maa Ke Naam” (A Tree in Mother’s Name) is a beautiful and heartfelt campaign launched by the CBSE (Central Board of Secondary Education) in 2024–25. The aim is to encourage students, teachers, and families to plant at least one tree and
Read MoreEverything around us—whether solid, liquid, or gas—is made up of matter. Matter exists in different forms and can change from one form to another through physical processes. From the water we drink to the air we breathe, understanding matter helps us make sense of the world.
Read MoreMetals and non-metals are two fundamental categories of elements that exhibit distinct physical and chemical properties. Metals are typically hard, shiny, malleable, ductile, and good conductors of heat and electricity. Examples include iron, copper, gold, and aluminium. They tend to lose electrons and form positive ions
Read MoreSubject: ChemistryTopic: Chemical Compounds and Their UsesTime: 1.5 HoursMaximum Marks: 50 Section A: Multiple Choice Questions (1 × 10 = 10 marks) Choose the correct answer from the options provided. Which compound is commonly known as baking soda?a) NaOHb) CaCO₃c) NaHCO₃d) Na₂CO₃ What is the chemical
Read MoreGeneral Chemical Names and Formulas Everyday Substances General Name Chemical Name Formula Water Hydrogen monoxide H₂O Common Salt / Table Salt Sodium Chloride NaCl Sand / Quartz Silicon dioxide SiO₂ Marble / Limestone Calcium Carbonate CaCO₃ Washing Soda Sodium Carbonate Na₂CO₃ Caustic Soda Sodium Hydroxide NaOH
Read MoreThe Taste Behind Food: Acids & Bases Ever wondered why lemons taste sour or soap feels bitter? It’s due to the presence of acids and bases in them. Acids Acids are substances that release hydrogen ions (H⁺) when dissolved in water. They usually taste sour. They
Read More.🧬 The Fundamental Unit of Life – Detailed Notes (Class 9) 🧠 Why Study Cells? Every living being, from a tiny bacterium to a huge whale, is made up of cells. These cells are the building blocks of life. Just like bricks form buildings, cells form
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