This quiz works best with JavaScript enabled. Home > Science > General Science – Quiz 191 🏠 Homepage 📘 Download PDF Books 📕 Premium PDF Books General Science Quiz 191 (20 MCQs) Quiz Instructions Select an option to see the correct answer instantly. 1. What do we call the contraction of the two atria, the relaxation of the atria, and the contraction of the ventricles, and the relaxation of the ventricles? A) Cardiac cycle. B) Exhale cycle. C) Somatic motor nervous system. D) Phloem. Show Answer Correct Answer: A) Cardiac cycle. 2. The metallic carbonate reaches someone with someone? A) Acid. B) Metal. C) Spealt. D) The halfway. Show Answer Correct Answer: A) Acid. 3. How much is the pH of the refined water? A) 7.4. B) 6.5. C) 4.5. D) 7.5. Show Answer Correct Answer: A) 7.4. 4. Have a more efficient way of storing energy than carbohydrates A) Carbohydrates. B) Proteins. C) Lipids. D) Nucleic Acids. Show Answer Correct Answer: C) Lipids. 5. The nucleus is a small, dense region A) At the center of the atom. B) In a shell around the atom. C) At the center of the universe. D) Throughout the atom. Show Answer Correct Answer: A) At the center of the atom. 6. Can cats be herbivores? A) Yes. B) No. Show Answer Correct Answer: B) No. 7. Jane is sitting in her car. Her mother is driving her from their house to the library. Jane waves as she passes her friend Marina. Which of the following is NOT moving with respect to Jane? A) Marina. B) The car. C) The library. D) Jane's house. Show Answer Correct Answer: B) The car. 8. The purpose of a battery is that it serves as a..... A) Conductor. B) Insulator. C) Source of power. D) None of above. Show Answer Correct Answer: C) Source of power. 9. A tree is an example of what type of resource? A) Renewable. B) Nonrenewable. Show Answer Correct Answer: A) Renewable. 10. White light is made up of all of the colors of the rainbow A) True. B) False. Show Answer Correct Answer: A) True. 11. A machine made up of a wheel connected to a post is called a/an:..... A) Wedge. B) Wheel & Axle. C) Inclined Plane. D) Pulley. E) Lever. Show Answer Correct Answer: B) Wheel & Axle. 12. The island that has the largest population in Indonesia is ..... A) Java. B) Sumatra. C) Kalimantan. D) Sulawesi. Show Answer Correct Answer: A) Java. 13. Which of the gas is not known as green house gas? A) Methane. B) Nitrous oxide. C) Carbon dioxide. D) Hydrogen. Show Answer Correct Answer: D) Hydrogen. 14. How do the following two elements bond together? Cr3+ O2- A) CrO. B) Legally. C) Sponsor. D) Cro3. Show Answer Correct Answer: C) Sponsor. 15. Which food item is helpful for bodybuilding A) Fat. B) Proteins. C) Vitamins. D) None of above. Show Answer Correct Answer: B) Proteins. 16. Which of the following Vitamin is not produced in our body internally? A) Vitamin A. B) Vitamin B. C) Vitamin C. D) Vitamin D. Show Answer Correct Answer: C) Vitamin C. 17. Velocity is an objects speed and..... A) Quickness. B) Mass. C) Acceleration. D) Velocity. Show Answer Correct Answer: C) Acceleration. 18. All living things remove..... from the body. A) Clothes. B) Unwanted food. C) Non of the above. D) None of above. Show Answer Correct Answer: B) Unwanted food. 19. The temperature at which a solid material becomes a liquid. A) Freezing point. B) Boiling point. C) Melting point. D) Condensation point. Show Answer Correct Answer: C) Melting point. 20. A diode is used as: A) Amplifier. B) Modulator. C) Rectifier. D) High resistor. Show Answer Correct Answer: C) Rectifier. ← 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