This quiz works best with JavaScript enabled. Home > Ugc Net > Paper 1 > Environment > Nuclear Energy – Quiz 8 🏠 Homepage 📘 Download PDF Books 📕 Premium PDF Books Nuclear Energy Quiz 8 (30 MCQs) Quiz Instructions Select an option to see the correct answer instantly. 1. What is the same about an element and its isotopes? A) Same number of neutrons. B) Same atomic mass. C) Same number of electrons or neutrons. D) Same number of protons. Show Answer Correct Answer: D) Same number of protons. 2. Which of the following slows down the neutrons and contains heavy water. A) Moderator. B) Cooling rods. C) Shielding. D) Coolant. Show Answer Correct Answer: A) Moderator. 3. Which of the following is an example of a fossil fuel? A) Wind energy. B) Nuclear energy. C) Coal. D) Solar energy. Show Answer Correct Answer: C) Coal. 4. The splitting of a nucleus into smaller, lighter nuclei is called what? A) Fusion. B) Fission. C) Hydrogen bomb. D) None of above. Show Answer Correct Answer: B) Fission. 5. What is needed for all fossil fuels to form? A) Heat. B) Pressure. C) A lot of time. D) All of these. Show Answer Correct Answer: D) All of these. 6. About what percent of the electrical energy generated in the United States is produced from nuclear energy? A) 30%. B) 45%. C) 10%. D) 20%. Show Answer Correct Answer: D) 20%. 7. What is true about a neutral atom? A) The number of protons equal the number of neutrons. B) The number of protons equal the number of electrons. C) The number of neutrons equal the number of electrons. D) The number of protons, neutrons, and electrons are all different. Show Answer Correct Answer: B) The number of protons equal the number of electrons. 8. Which subatomic particle is required to start a nuclear fission chain reaction? A) Electron. B) Atom. C) Proton. D) Neutron. Show Answer Correct Answer: D) Neutron. 9. What was the name of the city impacted by a nuclear meltdown disaster? A) Mexico city. B) Los Angeles. C) Chernobyl. D) None of above. Show Answer Correct Answer: C) Chernobyl. 10. A highly penetrating type of nuclear radiation ..... A) Rad. B) Beta particle. C) Gamma ray. D) Alpha particle. Show Answer Correct Answer: C) Gamma ray. 11. Energy is stored in the ..... of an atom. A) Neutron. B) Nucleus. C) Electron cloud. D) Proton. Show Answer Correct Answer: B) Nucleus. 12. Site of the worst nuclear accident in the world A) Three Mile Island. B) Chernobyl. C) Area 51. D) Normandy Beach. Show Answer Correct Answer: B) Chernobyl. 13. The Chernobyl plant was dangerous because the reactors were not covered and secured by A) Retractable steel beams. B) Concrete bunkers. C) Water-cooled shutdown clamps. D) The FBI. Show Answer Correct Answer: B) Concrete bunkers. 14. Powerful radiation that can cause biological damage. A) Beta particle. B) Carbon dating. C) Gamma ray. D) Alpha particle. Show Answer Correct Answer: C) Gamma ray. 15. Which is NOT an Advantage of Nuclear Energy A) Relatively Low Costs. The initial construction costs of Nuclear power plants are large. B) Base Load Energy. Nuclear power plants provide a stable base load of energy. C) Accidents Happen. The radioactive waste can possess a threat to the environment and is dangerous for humans. D) None of above. Show Answer Correct Answer: C) Accidents Happen. The radioactive waste can possess a threat to the environment and is dangerous for humans. 16. Which of the following are often-cited reasons as the downsides, or "costs" of nuclear energy? A) Long construction periods. B) Dependent on mining a finite resource (uranium). C) Lots of safety concerns. D) Challenges with waste storage/management. E) All of the above. Show Answer Correct Answer: E) All of the above. 17. How is the heat generated by the reactor core of a nuclear power plant used to provide power to buildings? A) It is used directly to heat homes and offices. B) It generates steam, which turns a turbine, powering a generator. C) It generates steam, which is then condensed back to water. This process produces energy. D) All of the above. Show Answer Correct Answer: B) It generates steam, which turns a turbine, powering a generator. 18. What is a problem commonly associated with nuclear power facilities? A) A small quantity of energy is produced. B) Reaction products contribute to acid rain. C) It is impossible to control nuclear fission. D) It is difficult to dispose of wastes. Show Answer Correct Answer: D) It is difficult to dispose of wastes. 19. Which is a benefit of using nuclear power? A) Exposes workers to hazards in nuclear facilities. B) Generates radioactive nuclear waste. C) Makes us less reliant on fossil fuels. D) Causes thermal pollution to water systems. Show Answer Correct Answer: C) Makes us less reliant on fossil fuels. 20. Which of the following is the primary environmental problem associated with the use of nuclear power to generate electricity? A) Production of acid rain. B) Disposal of radioactive waste. C) Radon leaking into buildings. D) Depletion of the ozone layer. Show Answer Correct Answer: B) Disposal of radioactive waste. 21. What is the main point of this presentation A) Nuclear Energy is not dangerous. B) Nuclear energy is dangerous. C) Timmy loves nuclear energy. D) Nuclear energy is good for animals tummys. Show Answer Correct Answer: B) Nuclear energy is dangerous. 22. The first atomic bomb used in warfare was A) Petite lady. B) Chubby Girl. C) Fat Man. D) Little Boy. Show Answer Correct Answer: D) Little Boy. 23. What concern might a community have if a nuclear power plant was going to be built in their community? A) Workers would leave other companies in the community. B) Flooding would occur because of the large water source needed. C) The pollution given off would cause breathing problems. D) The radiation given off would cause cancer. Show Answer Correct Answer: D) The radiation given off would cause cancer. 24. When uranium is first mined out of the ground, it is called ..... A) Enriched uranium. B) Plutonium. C) Milled uranium. D) Uranium ore. Show Answer Correct Answer: D) Uranium ore. 25. What happens to the half-life time of a radioactive substance as it decays? A) Increases. B) Decreases. C) Remains constant. D) None of these. Show Answer Correct Answer: C) Remains constant. 26. Which proton/neutron ratio is most stable? A) 1:2. B) 4:1. C) 1:3. D) 1:1.5. E) 1:1. Show Answer Correct Answer: E) 1:1. 27. Which of the following is considered the worst nuclear disaster ever? A) The Chernobyl Nuclear Power Plant Disaster. B) The Fukushima Daiichi Nuclear Disaster. C) The Three Mile Island Partial Meltdown. D) The bombings of Nagasaki and Hiroshima. Show Answer Correct Answer: A) The Chernobyl Nuclear Power Plant Disaster. 28. To generate electric current, nuclear power plants produce which of the following A) Carbon dioxide. B) Plutonium. C) Steam. D) Water. Show Answer Correct Answer: C) Steam. 29. A helium nucleus; low energy. A) Carbon dating. B) Half-life. C) Alpha particle. D) Gamma ray. Show Answer Correct Answer: C) Alpha particle. 30. When neutrons produced react with other fissionable atoms, continuing the fission. A) Fission. B) Chain Reaction. C) Fusion. D) None of above. Show Answer Correct Answer: B) Chain Reaction. ← PreviousNext →Related QuizzesPaper 1 QuizzesUgc Net QuizzesNuclear Energy Quiz 1Nuclear Energy Quiz 2Nuclear Energy Quiz 3Nuclear Energy Quiz 4Nuclear Energy Quiz 5Nuclear Energy Quiz 6Nuclear Energy Quiz 7Nuclear Energy Quiz 9 🏠 Back to Homepage 📘 Download PDF Books 📕 Premium PDF Books