This quiz works best with JavaScript enabled. Home > Ugc Net > Paper 1 > Environment > Impacts Of Pollutants On Human Health – Quiz 4 🏠 Homepage 📘 Download PDF Books 📕 Premium PDF Books Impacts Of Pollutants On Human Health Quiz 4 (30 MCQs) Quiz Instructions Select an option to see the correct answer instantly. 1. A colorless, toxic, radioactive gas is A) Radon. B) Lead. C) Asbestos. D) Carbon monoxide. Show Answer Correct Answer: A) Radon. 2. A large ocean wave often created by an ocean floor earthquake is a (an) A) Tsunami. B) Tornado. C) Avalanche. D) Mudslide. Show Answer Correct Answer: A) Tsunami. 3. The people of the Caribbean often suffer from the devastating effects of hurricanes and tropical storms A) Epidemic. B) Pandemic. C) Non-transmissible disease. D) Physical Hazard. E) Mutagen. Show Answer Correct Answer: D) Physical Hazard. 4. Infectious diseases can be spread by A) Contaminated water. B) Human contact. C) Animals. D) All the above. Show Answer Correct Answer: D) All the above. 5. An emerging diseases is a disease that:Is spreading ..... A) Around the region. B) Around the district. C) Around the biome. D) Around the world. Show Answer Correct Answer: D) Around the world. 6. Lead poisoning affects which of the following systems the most? A) Respiratory. B) Circulatory. C) Integumentary. D) Nervous. Show Answer Correct Answer: D) Nervous. 7. A watershed is defined as: A) An area of land where all precipitation drains into a river and its tributaries. B) An river system. C) A land area saturated in water. D) A standing body of water that may naturally arise in a flood plane. Show Answer Correct Answer: A) An area of land where all precipitation drains into a river and its tributaries. 8. People may be infected by ..... when they improperly handle or consume contaminated meat. A) Salmonella. B) Malaria. C) Dengue fever. D) Influenza. Show Answer Correct Answer: A) Salmonella. 9. Which o f the following types of people have a greater sensitivity to environmental hazards? A) Teenagers. B) Adults. C) Infants. D) None. Show Answer Correct Answer: C) Infants. 10. These chemical hazards are known to cause cancer in humans.I. CarcinogensII. MutagensIII. Tetatogens A) I only. B) II only. C) III only. D) I and II. E) II and III. Show Answer Correct Answer: D) I and II. 11. Some mercury that we are exposed to comes from natural sources, but most comes from anthropogenic sources, in particular from A) Automobile exhaust. B) Old paint in homes. C) Coal-burning power plants. D) Runoff from livestock waste. Show Answer Correct Answer: C) Coal-burning power plants. 12. Which of the following benthic macroinvertebrates would indicate good water quality? A) Midge larva, leeches. B) Scuds, damsel fly larva, diving beetles. C) Mayfly larva, caddisfly larva, gilled snails. D) All of the above. Show Answer Correct Answer: C) Mayfly larva, caddisfly larva, gilled snails. 13. A global outbreak of an infectious disease is called a or an A) Epidemic. B) Endemic. C) Pandemic. D) Outbreak. Show Answer Correct Answer: C) Pandemic. 14. Which pathogen needs a host cell to reproduce? A) Parasite. B) Bacteria. C) Fungus. D) Virus. Show Answer Correct Answer: D) Virus. 15. What are environmental hazards that result from where we live and our lifestyle choices? A) Physical hazards. B) Social hazards. C) Chemical hazards. D) Biological hazards. Show Answer Correct Answer: B) Social hazards. 16. An agent or factor that causes birth defects A) Mutagen. B) Teratogen. C) Mutation. D) Carcinogen. Show Answer Correct Answer: B) Teratogen. 17. Which one is NOT a reason why emerging diseases are particularly dangerous to humans? A) Humans have little to no resistance to them. B) Methods of controlling emerging diseases have not been invented yet. C) Humans catch diseases faster than animals. D) None of above. Show Answer Correct Answer: C) Humans catch diseases faster than animals. 18. Which of the following is an example of a social hazard that can't be controlled easily? A) Pollution from a factory near your house. B) High fat diet. C) Smoking cigarettes. D) Lack of exercise. Show Answer Correct Answer: A) Pollution from a factory near your house. 19. A person's age, sex, weight, health issues, and genetic makeup influence how he or she responds to A) Natural disasters. B) Risk assessment. C) Environmental hazards. D) Antibiotic resistance. Show Answer Correct Answer: C) Environmental hazards. 20. In the United States, medical data currently shows a steep rise in the number of people with diabetes. A) Mutagen. B) Epidemic. C) Physical Hazard. D) Pandemic. E) Non-Transmissible disease. Show Answer Correct Answer: E) Non-Transmissible disease. 21. Toxicology is used to determine A) The vectors of a disease. B) What emerging viruses cause disease. C) The classification of a pathogen. D) How poisonous a substance is. Show Answer Correct Answer: D) How poisonous a substance is. 22. Viruses bacteria, and other organisms in the environment that harm human health are classified as A) Physical hazard. B) Social hazards. C) Biological hazards. D) Chemical hazard. Show Answer Correct Answer: C) Biological hazards. 23. What is the name for the measure of how harmful a substance is? A) Toxicity. B) Biomagnification. C) Response. D) Dose. Show Answer Correct Answer: A) Toxicity. 24. Vaccines are most often associated with this pathogen. A) Virus. B) Bacteria. C) Fungus. D) None of above. Show Answer Correct Answer: A) Virus. 25. What is a vector? A) Organism that carries pathogen. B) Type of emerging disease. C) Type of infectious disease. D) Pathogen. Show Answer Correct Answer: A) Organism that carries pathogen. 26. Toxicology deals primarily with what types of hazards? A) Biological and social. B) Both chemical and physical. C) Human-made. D) Natural disasters. Show Answer Correct Answer: B) Both chemical and physical. 27. A child shows symptoms of lead toxicity, which is linked to lead based paint on found on the bedroom walls. This type of poisoning would be considered ..... A) Chronic. B) Synergism. C) Acute. D) Antagonism. Show Answer Correct Answer: A) Chronic. 28. "Planned obsolescence" is when a product is designed in order to be only used once or a few times and then disposed of. What could you do to help prevent this form generating more MSW? A) Use reusable products. B) Recycle the plastic and aluminum. C) Reduce the amount of fossil fuels that you use during daily commutes. D) None of these. Show Answer Correct Answer: A) Use reusable products. 29. What percentage of commercial chemicals have been tested for toxicity? A) 30. B) 50. C) 90. D) 10. Show Answer Correct Answer: D) 10. 30. Naturally occurring pollutants usually become hazardous to health when they are ..... above their normal levels in the environment A) Concentrated. B) Added. C) Collected. D) None of above. Show Answer Correct Answer: A) Concentrated. ← PreviousNext →Related QuizzesPaper 1 QuizzesUgc Net QuizzesImpacts Of Pollutants On Human Health Quiz 1Impacts Of Pollutants On Human Health Quiz 2Impacts Of Pollutants On Human Health Quiz 3Impacts Of Pollutants On Human Health Quiz 5Air Pollution QuizAnthropogenic Activities And Their Impacts On Environment QuizBiomass Energy QuizBiomedical Waste Quiz 🏠 Back to Homepage 📘 Download PDF Books 📕 Premium PDF Books