This quiz works best with JavaScript enabled. Home > Science > Overview > General Science – Quiz 300 🏠 Homepage 📘 Download PDF Books 📕 Premium PDF Books General Science Quiz 300 (20 MCQs) Quiz Instructions Select an option to see the correct answer instantly. 1. Turning on a ceiling fan to cool down a room A) Conduction. B) Convection. C) Radiation. D) None of above. Show Answer Correct Answer: B) Convection. 2. Number of times more nitrogen in the air than oxygen A) 2 times. B) 4 times. C) 10 times. D) 50 times. Show Answer Correct Answer: B) 4 times. 3. Earth does not have nearly as many craters as the Moon because: A) The Moon protected the Earth from many asteroid impacts. B) The Earth's magnetic field deflects incoming asteroids. C) Many of the Earth's craters have eroded away. D) The Earth isn't as old as the Moon. Show Answer Correct Answer: C) Many of the Earth's craters have eroded away. 4. When a solid is heated it A) Expands. B) Contracts. C) Frezes. D) None of these. Show Answer Correct Answer: A) Expands. 5. The process of recovering or detecting the message from radio waves is called as: A) Modulator. B) Rectifier. C) Demodulation. D) Microphone. Show Answer Correct Answer: C) Demodulation. 6. What is the function of the nucleus in a cell? A) The nucleus is responsible for storing genetic information and controlling the cell's activities. B) The nucleus is responsible for producing energy for the cell. C) The nucleus is responsible for providing structural support to the cell. D) The nucleus is responsible for controlling the movement of substances in and out of the cell. NGSS.MS-LS1-2. Show Answer Correct Answer: A) The nucleus is responsible for storing genetic information and controlling the cell's activities. 7. Change in color is a physical change. A) True. B) False NGSS.5-PS1-4. Show Answer Correct Answer: B) False NGSS.5-PS1-4. 8. This type of rock can still have fossils, but the fossils may be warped or misshaped. A) Igneous rock. B) Metamorphic rock. C) Sedimentary rock. D) None of above. Show Answer Correct Answer: B) Metamorphic rock. 9. "For every action, there is an equal and opposite reaction" is an example of one of these.The statement means that in every interaction, there is a pair of forces acting on the two interacting objects. The size of the forces on the first object equals the size of the force on the second object. A) Newton's Laws. B) Theory of Relativity. C) Ohm's Law. D) Ten Commandments. Show Answer Correct Answer: A) Newton's Laws. 10. SI stands for..... A) Universal System of Units. B) International System of Units. C) Standard System of Units. D) None of above. Show Answer Correct Answer: B) International System of Units. 11. The excess water from plants runs into rivers, lakes and the ocean. What is it called? A) Collection or accumulation?. B) Run off or run away. C) Excess waste or waste excess. D) None of above. Show Answer Correct Answer: A) Collection or accumulation?. 12. The universe is made up of billions of galaxies separated by huge distances. A) True. B) False. Show Answer Correct Answer: A) True. 13. Which of the following types of electromagnetic radiation has the longest wavelength and lowest frequency A) Radio waves. B) Microwaves. C) Gamma rays. D) Visible light. Show Answer Correct Answer: A) Radio waves. 14. What is NOT an example of freshwater? A) Rivers. B) Lakes. C) Oceans. D) Groundwater. Show Answer Correct Answer: C) Oceans. 15. Which gas does the metallage carbonate mixed up with ample? A) Oxygen. B) Danular. C) Hydrogen. D) Nitrogen. Show Answer Correct Answer: B) Danular. 16. The study of the methods and techniques A) Physical chemistry. B) Analytical chemistry. C) Polymeric chemistry. D) Environment chemistry. Show Answer Correct Answer: B) Analytical chemistry. 17. Active Transport A) Requires energy. B) Does not require energy. C) Movement of molecules from high to low. D) Movement of water. Show Answer Correct Answer: A) Requires energy. 18. What type of cell has a nucleus and other membrane bound organelles? A) Eukaryotic cell. B) Prokaryotic cell. C) Unicell. D) Multicell. Show Answer Correct Answer: A) Eukaryotic cell. 19. The system of nerves that carries instructions from the CNS to the body's smooth muscles, cardiac muscles, and glands. A) Somatic Nervous system. B) Sensory nervous system. C) Autonomic nervous system. D) None of above. Show Answer Correct Answer: C) Autonomic nervous system. 20. Why are decomposers important to an ecosystem? A) They create soil for farming. B) They enhance the habitat with specialized particles important to life. C) They stabilize the soil. D) They make nutrients available for plants to use. Show Answer Correct Answer: D) They make nutrients available for plants to use. ← PreviousNext →Related QuizzesScience 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 9 🏠 Back to Homepage 📘 Download PDF Books 📕 Premium PDF Books