Class 9 – Science Extra Questions – Ch. 3 – Atoms and Molecules Q. 1 Which of the following elements has the chemical symbol Au? A) Aluminum B) Argon C) Gold D) Silver Q. 2 What is the definition of an atom? A) smallest particle of matter known B) smallest particle of a gas C) […]

Class 9 – Science Extra Questions – Ch. 2 – Is Matter Around Us Pure Q. 1 A substance that has a uniform composition and properties throughout is called: A) Heterogeneous mixture B) Element C) Compound D) Homogeneous mixture Q. 2 A farmer wants to separate small stones from a large pile of harvested rice.

Class 9 – Science Extra Questions – Ch. 1 – Matter in Our Surroundings Q. 1 Why does water in an earthen pot stay cool on a summer day? A) condensation B) evaporation C) freezing D) fusion Q. 2 If a gas burner with a small flame continuously provides heat to melt ice, what happens

Class 10 – Science Extra Questions – Ch. 13 – Our Environment Q. 1 Which of the following is an example of a natural ecosystem? A) Aquarium B) Garden C) Ocean D) Zoo Q. 2 In a typical grassland ecosystem, which organism represents a primary consumer? A) Grass B) Lion C) Rabbit D) Snake Q.

Common Powers to Memorize for the Exams Powers of 2 n 2ⁿ 1 2 2 4 3 8 4 16 5 32 6 64 7 128 8 256 9 512 10 1024 Tip: 2¹⁰ ≈ 1000 (handy for approximations) Powers of 3 n 3ⁿ 1 3 2 9 3 27 4 81 5 243 6

Important Squares and Cubes to remember (1 to 30) Number Square (n²) Cube (n³) 1 1 1 2 4 8 3 9 27 4 16 64 5 25 125 6 36 216 7 49 343 8 64 512 9 81 729 10 100 1000 11 121 1331 12 144 1728 13 169 2197 14 196

SSC CGL 2026 Registration : Key Dates, Form & Common Mistakes The SSC Combined Graduate Level (CGL) Exam is among India’s most competitive recruitment exams, opening doors to many prestigious Central Government posts for graduates each year. The 2026 cycle features notable updates, especially in application procedures and timelines, that candidates must know before registering.

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SSC CGL Coachings: Choosing the Right Path for Success The Staff Selection Commission Combined Graduate Level (SSC CGL) exam is one of the most sought-after competitive examinations in India, offering opportunities for lucrative government jobs. Preparing strategically is key, and many aspirants ponder over whether to join coaching classes or rely on self-study. With the