This quiz works best with JavaScript enabled. Home > Class 11 > Class 11 Chemistry (Part Ii) Chapter 14 Environmental Chemistry – Quiz 11 🏠 Homepage 📘 Download PDF Books 📕 Premium PDF Books Class 11 Chemistry (Part Ii) Chapter 14 Environmental Chemistry Quiz 11 (25 MCQs) Quiz Instructions Select an option to see the correct answer instantly. 1. Which of the following is a persistent organic pollutant (POP)? A) DDT. B) Carbon dioxide. C) Methane. D) Ozone. Show Answer Correct Answer: A) DDT. 2. What type of system allows both energy and matter exchange with its surroundings? A) Closed system. B) Open system. C) Isolated system. D) Adiabatic system. Show Answer Correct Answer: B) Open system. 3. Terapkan komponen KA-ANDAL dalam proses AMDAL untuk menentukan peran analis kimia di tahap awal. A) Menyusun rencana sampling untuk parameter seperti pH, BOD, dan COD. B) Melakukan audit keuangan proyek secara menyeluruh. C) Mengatur jadwal pelatihan untuk seluruh staf administrasi. D) Menyusun laporan pemasaran untuk promosi produk. Show Answer Correct Answer: A) Menyusun rencana sampling untuk parameter seperti pH, BOD, dan COD. 4. Which of the following was not a problem with DDT? A) DDT caused bioaccumulation. B) DDT caused biomonitoring. C) DDT caused biomagnification. D) DDT caused toxicity in different plants and animals. Show Answer Correct Answer: B) DDT caused biomonitoring. 5. Which of the following technologies uses light to break down materials such as plastics? A) Biodegradation. B) Phytoremediation. C) Biomagnification. D) Photolysis. Show Answer Correct Answer: D) Photolysis. 6. A compound with a pH higher than 7 is a(an) A) Acid. B) Base. C) Neutral. D) Water. Show Answer Correct Answer: B) Base. 7. Which pollutant is responsible for photochemical smog? A) Carbon monoxide. B) Nitrogen oxides. C) Methane. D) Sulfur dioxide. Show Answer Correct Answer: B) Nitrogen oxides. 8. Which of the following is used to kill fungi in crops? A) Herbicides. B) Fungicides. C) Insecticides. D) Pesticides. Show Answer Correct Answer: B) Fungicides. 9. What is the main aim of launching SBM-U in India? A) Achieving 100% scientific management of solid waste. B) Eliminating open defecation. C) Both A and B. D) None of these. Show Answer Correct Answer: C) Both A and B. 10. A slimy mud-like substance is known as ..... A) Floc. B) Coagulant. C) Sludge. D) Turbidity. Show Answer Correct Answer: C) Sludge. 11. The key intermediate in photochemical oxidation of SO2 is: A) SO3. B) H2SO3. C) HSO3-. D) $SO4^2-$. Show Answer Correct Answer: C) HSO3-. 12. Diagnosis of phosphorous poisoning is made by all except A) Hypokalemia. B) Luminescent vomitus. C) Hypercalcemia. D) Liver atrophy. Show Answer Correct Answer: C) Hypercalcemia. 13. The Taj Mahal discoloration is primarily due to: A) CO2. B) SO2 from nearby industries. C) H2S. D) Dust only. Show Answer Correct Answer: B) SO2 from nearby industries. 14. The process whereby chemicals accumulate in the tissue of organisms higher up the food chain A) Biomagnification. B) Bioaccumulation. C) All the above. D) None of the above. Show Answer Correct Answer: A) Biomagnification. 15. Kim Kardashian decides to go get a procedure done that is called liposuction. What biomolecule is she manipulating the most in her body? A) Lipids. B) Proteins. C) Carbohydrates. D) Nucleic acids. Show Answer Correct Answer: A) Lipids. 16. *pesticide would kill: A) Dandelions. B) Mosquitos. C) Weeds. D) Mushrooms. Show Answer Correct Answer: B) Mosquitos. 17. Which of the following is NOT a macronutrient essential for plant growth? A) Nitrogen. B) Calcium. C) Mercury. D) Phosphorus. Show Answer Correct Answer: C) Mercury. 18. What are the main sources of air pollution in urban areas? A) Public transportation, wildlife emissions, solar energy, and wind turbines. B) Household appliances, outdoor sports, tree pollen, and volcanic eruptions. C) Vehicle emissions, industrial discharges, construction activities, and residential heating. D) Agricultural runoff, waste disposal, natural dust storms, and ocean spray. Show Answer Correct Answer: C) Vehicle emissions, industrial discharges, construction activities, and residential heating. 19. What is the main source of methane emissions? A) Livestock farming. B) Wind energy. C) Coal mining. D) Deforestation. Show Answer Correct Answer: A) Livestock farming. 20. If a hammer were left out in the rain for several days, it would begin to rust. Is this a form of physical or chemical weathering? A) Physical. B) Chemical. C) All the above. D) None of the above. Show Answer Correct Answer: B) Chemical. 21. What is the main function of a catalytic converter in a car's exhaust system? A) To convert harmful pollutants (like CO and NOx) into less harmful gases. B) To improve the car's fuel efficiency. C) To remove sulfur from the fuel. D) To filter solid particulates (soot) from the exhaust. Show Answer Correct Answer: A) To convert harmful pollutants (like CO and NOx) into less harmful gases. 22. Organisms require nitrogen to make which of the following? A) Glucose and starch. B) Lipids and nucleic acids. C) Proteins and nucleic acids. D) Carbohydrates and proteins. Show Answer Correct Answer: C) Proteins and nucleic acids. 23. Is this chemical formula Organic or Inorganic?CHO$_{2}$ A) Organic. B) Inorganic. C) All the above. D) None of the above. Show Answer Correct Answer: A) Organic. 24. A chemical used to target and control moulds an fungi A) Pesticide. B) Insecticide. C) Herbicide. D) Fungicide. Show Answer Correct Answer: D) Fungicide. 25. By adding more greenhouse gases to the atmosphere, humans are ..... A) Decreasing the average temperature of Earth. B) Not affecting the average temperature of Earth. C) Increasing the average temperature of Earth. D) None of the above. Show Answer Correct Answer: C) Increasing the average temperature of Earth. ← 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