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Class 9 Science NCERT MCQs Chapter 2 IS MATTER AROUND US PURE?

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NCERT MCQs of Class 9 Science (Chemistry) Chapter 2 Is Matter Around Us Pure?   1) Which of the following is a pure substance? (a) Air (b) Brass (c) Water (d) Soil Answer: (c) Water Explanation: Water is a pure substance because it has a fixed composition and chemical formula (H₂O). 2) What type of mixture is a solution of sugar in water? (a) Homogeneous mixture (b) Heterogeneous mixture (c) Colloid (d) Suspension Answer: (a) Homogeneous mixture Explanation: Sugar dissolves completely in water, forming a uniform mixture throughout. 3) Which of the following can be separated using a separating funnel? (a) Salt and water (b) Oil and water (c) Alcohol and water (d) Sugar and water Answer: (b) Oil and water Explanation: Oil and water are immiscible liquids and can be separated using a separating funnel. 4) What happens to the solubility of solids in water as temperature increases? (a) It decreases (b) It increases (c) It remains unchanged (d) It first inc...
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Class 9 Science NCERT MCQs Chapter 1 MATTER IN OUR SURROUNDINGS

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NCERT MCQs of Class 9 (Chemistry) Chapter 1 Mater in Our Surroundings   1) Which of the following is NOT a characteristic of matter? A) It has mass B) It occupies space C) It has no volume D) It is made up of particles ✅ Answer: C) It has no volume 📝 Explanation: Matter always has volume. Everything that has mass and occupies space is called matter. 2) The interparticle force of attraction is strongest in: A) Solids B) Liquids C) Gases D) Plasma ✅ Answer: A) Solids 📝 Explanation: The particles in solids are tightly packed, making the force of attraction stronger than in liquids or gases. 3 ) Which of the following is an example of diffusion? A) Ice melting B) Sugar dissolving in water C) The spreading of perfume in a room D) Boiling of water ✅ Answer: C) The spreading of perfume in a room 📝 Explanation: Diffusion is the movement of particles from a region of higher concentration to a region of lower concentration. 4 ) Which state of matter has no fixe...
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NISM-Series-XV - Research Analyst Certification MCQ - Chapter 1 - Introduction to Research Analyst Profession

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NISM Research Analyst Certification MCQ of Chapter 1: Introduction to Research Analyst Profession These Research Analyst MCQs only for practice. Selected from the Official NISM Sereis XV Research Anslyst Book 1) What is the main function of a Research Analyst? a) Buying and selling stocks b) Helping clients make investment decisions c) Managing corporate accounts d) Conducting marketing campaigns ✅ Correct Answer: (b) Helping clients make investment decisions 📖 Explanation: Research Analysts collect and analyze data to provide investment recommendations. 2) Research Analysts primarily rely on which type of data? a) Macroeconomic data b) Company-specific financial statements c) Industry trends d) All of the above ✅ Correct Answer: (d) All of the above 📖 Explanation: Analysts use multiple data sources to assess investment opportunities comprehensively. 3) What does "sell-side" refer to in the context of Research Analysts? a) Analysts workin...
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