This quiz works best with JavaScript enabled. Home > Ugc Net > Paper 1 > Environment > Nuclear Energy – Quiz 1 🏠 Homepage 📘 Download PDF Books 📕 Premium PDF Books Nuclear Energy Quiz 1 (30 MCQs) Quiz Instructions Select an option to see the correct answer instantly. 1. The word essential in paragraph 2 means A) Helpful. B) Lasting. C) Enjoyable. D) Necessary. Show Answer Correct Answer: D) Necessary. 2. After 4 half-lives, 1g of a sample of Krypton-85 remains unchanged. What was the original mass of the sample? A) 32g. B) 4g. C) 16g. D) 0.0625g. Show Answer Correct Answer: C) 16g. 3. Type of radiation that requires thick layers of concrete or lead in order to be stopped A) Gamma. B) Beta. C) They are equal. D) Alpha. Show Answer Correct Answer: A) Gamma. 4. In paragraph 3, what does the word pollutants mean? A) Masses of rocks left by glaciers. B) Tiny particles that live in swamps. C) Areas of low-lying soggy ground. D) Waste material that contaminates the air. Show Answer Correct Answer: D) Waste material that contaminates the air. 5. Using the decay of an isotope to find the age of a once-living object [fossil]. A) Half-life. B) Alpha particle. C) Gamma ray. D) Carbon dating. Show Answer Correct Answer: D) Carbon dating. 6. Controlled chain reactions in a nuclear reactor are achieved using ..... A) A heavy water moderator. B) Barium and Cadmium control rods. C) Uranium fuel pellets. D) Heat exchanger. Show Answer Correct Answer: B) Barium and Cadmium control rods. 7. In paragraph 11, the author contrasts forms of energy to show that- A) Nuclear energy costs more than renewable energy. B) It is possible to run out of nuclear resources. C) It makes sense to use renewable energy sources. D) The world has a variety of energy sources. Show Answer Correct Answer: C) It makes sense to use renewable energy sources. 8. An example of an uncontrolled fission reaction is ..... A) Atomic Bomb. B) On the surface of the sun. C) Radio active decay. D) Nuclear power plants. Show Answer Correct Answer: A) Atomic Bomb. 9. Which of the following is NOT a source of nuclear waste? A) Products of fission reactors. B) U-235. C) Some medical and industrial products. D) Products of coal-burning power plants. Show Answer Correct Answer: D) Products of coal-burning power plants. 10. What is a PRO about nuclear energy? A) The amount of energy produced far excess what is produced using fossil fuels. B) It is very safe and stable. C) Both of these are true. D) None of above. Show Answer Correct Answer: A) The amount of energy produced far excess what is produced using fossil fuels. 11. Which one does nuclear energy contribute to: A) Being emission free. B) Climate change. C) Carbon emissions. D) Greenhouse gases. Show Answer Correct Answer: A) Being emission free. 12. What does a strong nuclear force NOT want to have happen? A) Hold the nucleus together. B) Become so weak that an unstable nuclei starts to decay. C) Prevent repulsion between positive protons. D) None of above. Show Answer Correct Answer: B) Become so weak that an unstable nuclei starts to decay. 13. During fission, some of the nuclear mass is converted into A) Heavier nuclei. B) Energy. C) Protons. D) Critical mass. Show Answer Correct Answer: B) Energy. 14. What two particles are located in nucleus? A) Neutron. B) Electron. C) Valence electron. D) Proton. E) Neutrino. Show Answer Correct Answer: D) Proton. 15. Which nuclear power plant accident was the most serious to occur in the US? A) Chernobyl. B) Fukushima. C) Hiroshima. D) Three Mile Island. Show Answer Correct Answer: D) Three Mile Island. 16. What does alpha radiation emit? A) An electron. B) A helium nucleus. C) Just energy. D) None of the choices are correct. Show Answer Correct Answer: B) A helium nucleus. 17. What is a short term effect of mining uranum? A) Mining uranium releases high amounts of carbon dioxide into the environment. B) Mining uranum is ok for the enviorment besides the fact that it is digging holes and uprooting plants. C) Earth will run out of uranium because of all the mining happening. D) None of above. Show Answer Correct Answer: A) Mining uranium releases high amounts of carbon dioxide into the environment. 18. A positively charged particle (He-4) ..... Is the least penetrating form of radiation. A) Alpha particle. B) Gamma ray. C) Beta particle. D) Rad. Show Answer Correct Answer: A) Alpha particle. 19. Which of the following is the correct order of events in a nuclear power plant? A) Transformer, turbine, generator, uranium reactor. B) Uranium reactor, generator, turbine, transformer. C) Uranium reactor, turbine, generator, transformer. D) Turbine, Uranium reactor, Generator, Transformer. Show Answer Correct Answer: C) Uranium reactor, turbine, generator, transformer. 20. Place the following events in sequence:A) Uranium atoms split; B) Steam powers turbines; C) Fuel rods heat up A) C, A, B. B) A, B, C. C) A, C, B. D) B, A, C. Show Answer Correct Answer: C) A, C, B. 21. Which countries have the largest commericial uranium mining operations? A) Canada, France, Russia. B) France, Australia, the United States. C) Russia, Canada, the United States. D) Australia, the United States, Canada. E) Australia, Canada, France. Show Answer Correct Answer: D) Australia, the United States, Canada. 22. Below are the factors that need to be considered before using nuclear energy this alternative source of energy, except A) The cost to build nuclear power plant is very high. B) Have water supply. C) Strategic location. D) Not exposed to natural disasters. Show Answer Correct Answer: A) The cost to build nuclear power plant is very high. 23. Carbon dating is a process where scientists evaluate thepercentage of Carbon-14 atoms that have decayed to Carbon-12. The process of changing from Carbon-14 to Carbon-12 involves the atoms losing two neutrons.What type of reaction occurs when Carbon-14 changes toCarbon-12? A) Single replacement. B) Fission. C) Decomposition. D) Fusion. Show Answer Correct Answer: B) Fission. 24. Nuclear Power generation produces ..... nuclear waste. A) Low-level. B) Mid-level. C) High-level. D) None of the above. Show Answer Correct Answer: C) High-level. 25. The mass after a fission or fusion nuclear reaction is slightly less due to A) The law of weak forces. B) The gravitational strong force. C) The photoelectric effect. D) Energy that is given off during the reaction. Show Answer Correct Answer: D) Energy that is given off during the reaction. 26. What happens to the nuclei of isotopes during a FISSION reaction? A) They break down or break a part. B) They fuse and/or combine together. C) They add more neutrons to its mass. D) They collapse into a black hole. Show Answer Correct Answer: A) They break down or break a part. 27. Which of the following is a disadvantage of nuclear energy as a power source? A) Nuclear energy produces less energy than the burning coal. B) Nuclear energy produces air pollution. C) Nuclear waste must be safely stored. D) The fuel source is very limited. Show Answer Correct Answer: C) Nuclear waste must be safely stored. 28. In paragraph 3, what does the word economy mean? A) The system or range of financial activity in a country. B) A nation's air, water, and other natural resources. C) A family's management of its resources. D) The last expensive accommodations for travelers. Show Answer Correct Answer: A) The system or range of financial activity in a country. 29. The first argument in paragraph 9 appeals to the emotion of- A) Pity. B) Fear. C) Anger. D) Pride. Show Answer Correct Answer: B) Fear. 30. Spent nuclear fuel (already used) is stored at- A) A landfill. B) On site at the nuclear power plant. C) A repository in Nevada. D) None of above. Show Answer Correct Answer: B) On site at the nuclear power plant. Next →Related QuizzesPaper 1 QuizzesUgc Net QuizzesNuclear Energy Quiz 2Nuclear Energy Quiz 3Nuclear Energy Quiz 4Nuclear Energy Quiz 5Nuclear Energy Quiz 6Nuclear Energy Quiz 7Nuclear Energy Quiz 8Nuclear Energy Quiz 9 🏠 Back to Homepage 📘 Download PDF Books 📕 Premium PDF Books