This quiz works best with JavaScript enabled. Home > Science > Overview > General Science – Quiz 147 🏠 Homepage 📘 Download PDF Books 📕 Premium PDF Books General Science Quiz 147 (20 MCQs) Quiz Instructions Select an option to see the correct answer instantly. 1. Newton used.....branch of mathematics to explain gravity A) Geometry. B) Algebra. C) Calculus. D) Trigonometry. Show Answer Correct Answer: C) Calculus. 2. Machines can change the direction of speed A) True. B) False. Show Answer Correct Answer: B) False. 3. Made up of one or more elements that are chemically bonded together A) Compound. B) Mixture. C) Element. D) Solution. Show Answer Correct Answer: A) Compound. 4. Relatively flat, dark-colored regions on the Moon's surface A) Lunar eclipse. B) Maria. C) Moon phase. D) Ellipse. Show Answer Correct Answer: B) Maria. 5. Calculate the electrical energy in unit consumed by 500W lamp for 5h? A) 0.5 Unit. B) 1.0 Unit. C) 2.0 Unit. D) 2.5 Unit. Show Answer Correct Answer: D) 2.5 Unit. 6. The study of Earth's physical structure, its history, the processes acting on it, and the rocks of which it is composed A) Geology. B) Paleontology. C) Earth Science. D) Meteorology. Show Answer Correct Answer: A) Geology. 7. Includes the environments in which these organisms live A) Marine biology. B) Marine science. Show Answer Correct Answer: B) Marine science. 8. The tiny particle in the nuclues of an atom with a positive charge. A) Nucleus. B) Neutron. C) Electron. D) Proton. Show Answer Correct Answer: D) Proton. 9. Which is the main source of energy on earth? A) Nuclear energy. B) Hydroelectric power. C) Sun. D) Fossil fuel. Show Answer Correct Answer: C) Sun. 10. Iodine A) I. B) O. C) ID. D) Fc. Show Answer Correct Answer: A) I. 11. Define catastrophism. A) The process by which rock and soil are broken down and transported away. B) Inorganic crystalline substances found naturally in the earth. C) The view that most of the earth's geological features are the result of large scale events such as floods, earthquakes, volcanic eruptions etc . D) None of above. Show Answer Correct Answer: C) The view that most of the earth's geological features are the result of large scale events such as floods, earthquakes, volcanic eruptions etc . 12. Ornithology is the A) Study of plants. B) Study of bones. C) Study of noise. D) Study of birds. Show Answer Correct Answer: D) Study of birds. 13. Which of the following disasters is caused because of mistakes, carelessness and wickedness? A) Natural disasters. B) Man made disasters. C) Fire outbreak. D) All of the above. Show Answer Correct Answer: A) Natural disasters. 14. An organized procedure to study something under controlled conditions is called: A) Theory. B) Experiment. C) Observation. D) Hypothesis. Show Answer Correct Answer: B) Experiment. 15. Who discover Cell A) Rutherford. B) Robert Hooke. C) Louis Pasteur. D) None of above. Show Answer Correct Answer: B) Robert Hooke. 16. Ozone layer absorbs harmful A) Gamma radiation. B) UV-radiations. C) X-rays. D) Infrared radiation. Show Answer Correct Answer: B) UV-radiations. 17. Sodium hydrogen carbonnets when respond with actions, what makes up? A) Sibbit. B) Carbon Army. C) Oxygen gas. D) Danulation gas. Show Answer Correct Answer: A) Sibbit. 18. Which of the following statements about radioactive decay is true? A) The sum of the mass of the daugther particles is less than that of the parent nucleus. B) The sum of the mass of the daugther particles is greater than that of the parent nucleus. C) The sum of the mass of the daughter particles is equal to that of the parent nucleus. D) The sum of the mass of the dauther particles cannont be accurately measured. Show Answer Correct Answer: A) The sum of the mass of the daugther particles is less than that of the parent nucleus. 19. Water running between the surface of a tyre and the road..... the friction A) Increases. B) Decreases. C) Have no effect. D) Have equal effect. Show Answer Correct Answer: B) Decreases. 20. Caused by NOx (nitrogen oxides) and SOx (sulfur dioxide) A) Air Pollution. B) Water Pollution. C) Land pollution. D) Acid Rain. Show Answer Correct Answer: D) Acid Rain. ← 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