This quiz works best with JavaScript enabled. Home > Science > General Science – Quiz 293 🏠 Homepage 📘 Download PDF Books 📕 Premium PDF Books General Science Quiz 293 (20 MCQs) Quiz Instructions Select an option to see the correct answer instantly. 1. Geologists are generally have agreed that Earth is A) About 100 million years old. B) About 4.55 billion years old. C) About 6, 000 years old. D) As old as the bacteria. Show Answer Correct Answer: B) About 4.55 billion years old. 2. Which is not true about our sense organs? A) Allows us to observe our environment. B) Protects us from danger. C) Allows us to find food. D) Makes us sick. Show Answer Correct Answer: D) Makes us sick. 3. The temperature at which a liquid becomes a gas. A) Freezing point. B) Melting point. C) Boiling point. D) Condensation point. Show Answer Correct Answer: C) Boiling point. 4. How do we know that Saturn is a young planet? A) Saturn's rings. B) The position of Saturn. C) The color of Saturn. D) None of above. Show Answer Correct Answer: A) Saturn's rings. 5. A substance with a pH of 8 is a A) Acid. B) Base. C) Neutral. D) None of above. Show Answer Correct Answer: B) Base. 6. The nuclear signal of sodium A) Na. B) S. C) So. D) Sd. Show Answer Correct Answer: A) Na. 7. An element has an atomic number of 76. The number of protons and electrons in a neutral atom of the element are A) 152 p+, 76 e-. B) 76 p+, 0 e-. C) 38 p+, 38 e-. D) 76 p+, 76 e-. Show Answer Correct Answer: D) 76 p+, 76 e-. 8. When a magnet is broken in half, ..... result. A) Two magnets. B) Two poles. C) No magnets. D) None of above. Show Answer Correct Answer: B) Two poles. 9. A particle in an atom with a negative electric charge A) Proton. B) Neutron. C) Electron. D) Jimmy Neutron. Show Answer Correct Answer: C) Electron. 10. This scientist is known as the "Father of Quantum Mechanics" , stating that matter exsists in packets called "quanta" . A) Max Planck. B) Albert Einstein. C) Neils Bohr. D) Sir Isaac Newton. Show Answer Correct Answer: A) Max Planck. 11. What is ultimately made from DNA (what does it code for)? A) Sugars. B) Carbohydrates. C) Proteins. D) Nucleus. Show Answer Correct Answer: C) Proteins. 12. The split in Congress between extremists and moderates took place at Surat in A) 1906. B) 1907. C) 1908. D) 1909. Show Answer Correct Answer: B) 1907. 13. Kerosene does not dissolve in water. What are they called? A) Immiscible liquids. B) Solute and solvent. C) Solvent and solution. D) Miscible liquids. Show Answer Correct Answer: A) Immiscible liquids. 14. Neutral charge particle A) Proton. B) Neutron. C) Electron. D) None of above. Show Answer Correct Answer: B) Neutron. 15. Dogs are herbivores. True or false? A) TRUE. B) FALSE. Show Answer Correct Answer: B) FALSE. 16. By definition the anemometer measures the speed of what? A) Wind. B) Car. C) Sun. D) Moon. Show Answer Correct Answer: A) Wind. 17. What is the function of a catalyst in a chemical reaction? A) Decrease rate constant of reaction. B) Increases activation energy of reaction. C) Reduces enthalpy of reaction. D) Does not affect the equilibrium constant of reaction. Show Answer Correct Answer: D) Does not affect the equilibrium constant of reaction. 18. What is the primary purpose of an automobile engine? A) To convert mechanical energy into chemical energy. B) To convert chemical energy into mechanical energy. C) To convert electrical energy into chemical energy. D) None of above. Show Answer Correct Answer: B) To convert chemical energy into mechanical energy. 19. Water is chemically indestructible A) True. B) False. Show Answer Correct Answer: A) True. 20. The SI Unit for temperture is A) K. B) Degrees celsius. C) Fahrenheit. D) None of above. Show Answer Correct Answer: A) K. ← PreviousNext →Related QuizzesGeneral Science Quiz 1General Science Quiz 2General Science Quiz 3General Science Quiz 4General Science Quiz 5General Science Quiz 6General Science Quiz 7General Science Quiz 8General Science Quiz 9General Science Quiz 10 🏠 Back to Homepage 📘 Download PDF Books 📕 Premium PDF Books