This quiz works best with JavaScript enabled. Home > Science > General Science – Quiz 325 🏠 Homepage 📘 Download PDF Books 📕 Premium PDF Books General Science Quiz 325 (20 MCQs) Quiz Instructions Select an option to see the correct answer instantly. 1. What is the process by which plants make their food called? A) Germination. B) Photosynthesis. C) Chlorophyll. D) Respiration. Show Answer Correct Answer: B) Photosynthesis. 2. A tool that is used to measure force or weight (NOT mass). A) Graduated Cylinder. B) Spring Scale. C) Microscope. D) Balance Scale NGSS.5-PS2-1. Show Answer Correct Answer: B) Spring Scale. 3. Choose the appropriate past of the verb buy A) Bought. B) Buyed. C) Buied. D) Buying. Show Answer Correct Answer: A) Bought. 4. If Earth's mass was cut in half, what would happen to your weight? A) Increase because gravitational force increases. B) Decrease because gravitational force decreases. C) Decrease because gravitational force increases. D) Nothing, weight is not affected by gravitational force. Show Answer Correct Answer: B) Decrease because gravitational force decreases. 5. What is the force that resists the motion between two surfaces that are in contact? A) Gravity. B) Friction. C) Inertia. D) Magnetism. Show Answer Correct Answer: B) Friction. 6. If the focus of an earthquake occurs beneath the sea floor, as the seismic waves travel through the ocean, they create a massive and destructive A) Epicenter. B) Tsunami. C) Focus. D) Mountain. Show Answer Correct Answer: B) Tsunami. 7. Which of the following is the general formula for a Single replacement reaction? A) A + B $\rightarrow$ AB. B) AB $\rightarrow$ A + B. C) AB + C $\rightarrow$ AC + B. D) AB + CD $\rightarrow$ AC + BD. Show Answer Correct Answer: C) AB + C $\rightarrow$ AC + B. 8. Chlorophyll is a naturally occurring chelate compound in which central metal is.....(Chelate is a compound containing a ligand bonded to a central metal atom at two or more points.) A) Copper. B) Magnesium. C) Iron. D) Calcium. Show Answer Correct Answer: B) Magnesium. 9. Sometimes called the "powerhouse" of the cell, this organelle is where respiration takes place. A) Mitochondria. B) Nucleus. C) Vacuole. D) None of above. Show Answer Correct Answer: A) Mitochondria. 10. Solids have a definite..... A) Smell. B) Shape. C) Picture. D) Sound. Show Answer Correct Answer: B) Shape. 11. Which of these uses friction? A) A parachute. B) A ball falling through the sky. C) Brakes on a bike. D) A wind turbine. Show Answer Correct Answer: C) Brakes on a bike. 12. How do ozone molecules form in the stratosphere? A) A single atom of oxygen and an oxygen molecule collide. B) Through a process known as nuclear fusion. C) Through a process known as nuclear fission. D) They are created by ultraviolet light from the sun. Show Answer Correct Answer: A) A single atom of oxygen and an oxygen molecule collide. 13. Is used as a convenient way to help identify minerals. A) Rocks. B) Minerals. C) BEC. D) Mohs scale of hardness. Show Answer Correct Answer: D) Mohs scale of hardness. 14. In what type of reaction does one reactant form two or more products? A) Synthesis. B) Decomposition. C) Single replacement. D) Double replacement. Show Answer Correct Answer: B) Decomposition. 15. True or False:Sodium and Chloride ions have equal but opposite charges A) True. B) False. Show Answer Correct Answer: A) True. 16. What characters do it warm up the slopet spot? A) White. B) Red. C) Blue. D) Broken. Show Answer Correct Answer: A) White. 17. The point in the orbit of the moon or a satellite at which it is nearest to the earth. A) Apogee. B) Perigee. C) Perihelion. D) APELION. Show Answer Correct Answer: B) Perigee. 18. Is marble? A) Metamorphic rocks. B) Sedimentary rocks. C) Igneous rocks. D) None of these. Show Answer Correct Answer: A) Metamorphic rocks. 19. In 1905, Percival Lowell predicted where.....would be found. A) Neptune. B) Uranus. C) Saturn. D) Pluto. Show Answer Correct Answer: D) Pluto. 20. Is water availability an abiotic factor or biotic factor? A) Abiotic. B) Biotic. Show Answer Correct Answer: A) Abiotic. ← 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