This quiz works best with JavaScript enabled. Home > Class 11 > Class 11 Chemistry (Part Ii) Chapter 14 Environmental Chemistry – Quiz 23 🏠 Homepage 📘 Download PDF Books 📕 Premium PDF Books Class 11 Chemistry (Part Ii) Chapter 14 Environmental Chemistry Quiz 23 (25 MCQs) Quiz Instructions Select an option to see the correct answer instantly. 1. How can you tell that a metal is reacting with water? A) Colour change. B) Bright light. C) Fizzing. D) It gets colder. Show Answer Correct Answer: C) Fizzing. 2. Methane gas is formed by ..... A) Burning of fossil fuel. B) Air pollution. C) Plant and animal matter decompose. D) Burning of plastic. Show Answer Correct Answer: C) Plant and animal matter decompose. 3. What is a long-term benefit of recycling? A) Fewer forests. B) Clean air and water. C) More plastic bags. D) Extra packaging. Show Answer Correct Answer: B) Clean air and water. 4. What is the impact of climate change on weather patterns? A) Climate change only affects ocean temperatures. B) Climate change leads to milder winters and cooler summers. C) Climate change has no effect on weather patterns. D) Climate change causes more extreme weather events, alters precipitation patterns, and increases variability in weather. Show Answer Correct Answer: D) Climate change causes more extreme weather events, alters precipitation patterns, and increases variability in weather. 5. Which of the following compounds is most likely to be part of living organisms? A) C$_{6}$H$_{12}$O$_{6}$. B) BF$_{3}$. C) MoCl$_{2}$. D) H$_{2}$O. Show Answer Correct Answer: A) C$_{6}$H$_{12}$O$_{6}$. 6. What is an example of an aquatic invertebrate? A) Bacteria. B) Caddisfly Larva. C) Plankton. D) Non of the above. Show Answer Correct Answer: B) Caddisfly Larva. 7. Which of the following substances is inorganic? A) Table salt. B) Peanut oil. C) Orange juice. D) Brown sugar. Show Answer Correct Answer: A) Table salt. 8. Pollutant that CAN be broken down A) Biodegradable. B) Edible. C) Invisible. D) Non-biodegradable. Show Answer Correct Answer: A) Biodegradable. 9. What is the relationship between climate change and habitat loss? A) Habitat loss has no impact on climate change. B) Climate change improves habitats for all species. C) Habitat loss is solely caused by urban development. D) Climate change contributes to habitat loss by altering ecosystems and making them unsuitable for various species. Show Answer Correct Answer: D) Climate change contributes to habitat loss by altering ecosystems and making them unsuitable for various species. 10. Which nutrient in fertilizers stimulates early growth and protects against disease? A) Nitrogen. B) Phosphorous. C) Potassium. D) None of the above. Show Answer Correct Answer: C) Potassium. 11. Procedure for testing a hypothesis under controlled conditions A) Experiment. B) Observation. C) Survey. D) Interview. Show Answer Correct Answer: A) Experiment. 12. Which of the following might count as water pollution? A) Water that is too hot. B) Water that has too much dissolved oxygen. C) Water that doesn't have enough phosphate. D) Water that doesn't have enough nitrate. Show Answer Correct Answer: A) Water that is too hot. 13. Which of the following is a method of reducing water pollution? A) Discharging heat-ladened water into natural water systems. B) Increasing use of synthetic fertilizers. C) Using excessive amounts of agricultural chemicals. D) Recycling industrial and agricultural wastes. Show Answer Correct Answer: D) Recycling industrial and agricultural wastes. 14. Mercury is an example of ..... A) Fossil fuel. B) Heavy metal. C) Compound. D) Acid. Show Answer Correct Answer: B) Heavy metal. 15. Which pairing correctly matches nutrient type with amount needed? A) Macronutrients-very small amounts; Micronutrients-large amounts. B) Macronutrients-large amounts for growth and development; Micronutrients-very small amounts but both deficiency and excess can be harmful. C) Macronutrients-do not contain carbon; Micronutrients-contain carbon. D) Macronutrients-only for animals; Micronutrients-only for plants. Show Answer Correct Answer: B) Macronutrients-large amounts for growth and development; Micronutrients-very small amounts but both deficiency and excess can be harmful. 16. Match the term in Column A with the correct description in Column B:Osmosis A) Chemicals that make the environment dirty or harmful. B) Movement of water through a barrier to balance concentration. C) When chemicals build up in higher amounts in animals higher in the food chain. D) A scale from 0 to 14 that measures acidity or basicity. E) Plants use energy to move nutrients from soil to roots. Show Answer Correct Answer: B) Movement of water through a barrier to balance concentration. 17. Compounds that contain carbon and generally come from things that are living or were once living ..... A) Organic. B) Inorganic. C) Nutrients. D) Micronutrients. Show Answer Correct Answer: A) Organic. 18. What was the chemical name given to Rust? A) Carbon. B) Iron Oxide. C) All the above. D) None of the above. Show Answer Correct Answer: B) Iron Oxide. 19. What is a misconception about air pollution? A) It has no health impacts. B) It is caused by natural sources. C) It only affects urban areas. D) It is easily reversible. Show Answer Correct Answer: C) It only affects urban areas. 20. The best long-term solution to acid rain is: A) Diluting rainwater. B) Reducing SO2 and NOx emissions. C) Neutralizing lakes. D) Burying limestone. Show Answer Correct Answer: B) Reducing SO2 and NOx emissions. 21. Which of the following is true about acids? A) Acids dissolve in water to form a solution with a pH higher than 7. B) Acids dissolve in water to form a solution with a pH lower than 7. C) Acids have a pH of exactly 7. D) Acids do not dissolve in water. Show Answer Correct Answer: B) Acids dissolve in water to form a solution with a pH lower than 7. 22. How do greenhouse gases, such as methane and carbon dioxide, contribute to global warming? A) They absorb incoming short-wave radiation from the sun. B) They react with and destroy the ozone layer. C) They absorb outgoing long-wave (infrared) radiation from the Earth. D) They are a direct source of acid rain. Show Answer Correct Answer: C) They absorb outgoing long-wave (infrared) radiation from the Earth. 23. Acid rain damages plant leaves by: A) Thickening cuticle. B) Leaching nutrients and chlorophyll. C) Increasing photosynthesis. D) Promoting wax formation. Show Answer Correct Answer: B) Leaching nutrients and chlorophyll. 24. What was coal formed from? A) Marine animals. B) Plants. C) Water. D) None of the above. Show Answer Correct Answer: B) Plants. 25. The gas that is not considered as a 'green house gas' is A) CO2. B) CH4. C) O2. D) O3. Show Answer Correct Answer: C) O2. ← PreviousNext →Related QuizzesClass 11 Chemistry (Part Ii) Chapter 14 Environmental Chemistry Quiz 1Class 11 Chemistry (Part Ii) Chapter 14 Environmental Chemistry Quiz 2Class 11 Chemistry (Part Ii) Chapter 14 Environmental Chemistry Quiz 3Class 11 Chemistry (Part Ii) Chapter 14 Environmental Chemistry Quiz 4Class 11 Chemistry (Part Ii) Chapter 14 Environmental Chemistry Quiz 5Class 11 Chemistry (Part Ii) Chapter 14 Environmental Chemistry Quiz 6Class 11 Chemistry (Part Ii) Chapter 14 Environmental Chemistry Quiz 7Class 11 Chemistry (Part Ii) Chapter 14 Environmental Chemistry Quiz 8Class 11 Chemistry (Part Ii) Chapter 14 Environmental Chemistry Quiz 9Class 11 Chemistry (Part Ii) Chapter 14 Environmental Chemistry Quiz 10 🏠 Back to Homepage 📘 Download PDF Books 📕 Premium PDF Books