This quiz works best with JavaScript enabled. Home > Greenhouse > Cultivation Techniques > Greenhouse – Quiz 6 🏠 Homepage 📘 Download PDF Books 📕 Premium PDF Books Greenhouse Quiz 6 (20 MCQs) Quiz Instructions Select an option to see the correct answer instantly. 1. You are considering making an energy saving change to your house. Which of these would save energy? A) Updating your appliances to "Energy Saver" appliances. B) Using less insulation in your walls and attic. C) Plant fewer trees around your home. D) Use dark colored materials on your roof. Show Answer Correct Answer: A) Updating your appliances to "Energy Saver" appliances. 2. In lakes that are exposed to acid rain, fish populations are declining. This is primarily due to changes in which lake condition? A) Size. B) PH. C) Temperature. D) Location. Show Answer Correct Answer: B) PH. 3. The primary anthropogenic activity that releases greenhouse gases is ..... A) Using bottled water. B) Burning fossil fuels. C) Texting on cellphones. D) Refrigerating meat. Show Answer Correct Answer: B) Burning fossil fuels. 4. The Greenhouse Gases are like what around our earth? A) A Cushion. B) A Pillow. C) A Blanket. D) A Cover. Show Answer Correct Answer: C) A Blanket. 5. What is the main purpose of a greenhouse? A) Grow plants in a controlled environment. B) To look pretty. C) Protect you from the sun. D) None of above. Show Answer Correct Answer: A) Grow plants in a controlled environment. 6. The percentage of global warming caused by CO2, Methane, Nitrous Oxide is ..... ..... ..... A) 72%, 18%, 5%. B) 18%, 5 %, 72%. C) 5%, 72%, 18 %. D) 72%, 5%, 18%. Show Answer Correct Answer: A) 72%, 18%, 5%. 7. All of the following are Greenhouse gasses except ..... A) Nitrogen. B) Nitrous oxide. C) Carbon dioxide. D) Water vapour. Show Answer Correct Answer: A) Nitrogen. 8. This greenhouse gas is a byproduct of human activities like industrialization A) Nitrous Oxide. B) Chloroflurocarbons. C) Carbon Monoxide. D) Methane. Show Answer Correct Answer: B) Chloroflurocarbons. 9. Use of fertilizers and pesticides raises the level of this gas resulting depletion of surface ozone A) Nitrous oxide. B) Carbon Dioxide. C) Methane. D) Water Vapour. Show Answer Correct Answer: A) Nitrous oxide. 10. How much Carbon dioxide (CO2) is in Earth's atmosphere today? A) 10% or greater. B) 2% to 10%. C) Less than 1/10th of 1%. D) None of above. Show Answer Correct Answer: C) Less than 1/10th of 1%. 11. Which sets of three items produce CFCs A) Cars, factories, cardboard. B) Spray cans, refrigerant, deoderant. C) Factories, oxygen, bug spray. D) Refrigerant, Chlorine, aerosol sprays. Show Answer Correct Answer: D) Refrigerant, Chlorine, aerosol sprays. 12. If more energy is released by the Earth than absorbed, what will happen to global temperatures? A) They will stay the same. B) They will flutate. C) They will increase. D) They will decrease. Show Answer Correct Answer: D) They will decrease. 13. What is the best way to determine of the young plants in your 6-paks need water? A) Check the top of the soil for moisture. B) Check near the roots of the plant for moisture. C) Add water everyday. D) Keep the plants soaked with water throughout the day. Show Answer Correct Answer: B) Check near the roots of the plant for moisture. 14. What is a group of related things or parts that function together as a whole. A) Reflect. B) Asbsorb. C) System. D) Atmosphere. Show Answer Correct Answer: C) System. 15. The heat trapped by greenhouse gases is released via A) Ultraviolet radiation. B) Infrared emissions. C) Radiowaves. D) Soundwaves. Show Answer Correct Answer: B) Infrared emissions. 16. What type of covering do we have on our greenhouses? (over the top, not on the ends A) Polycarbonate. B) Polyethylene. C) Glass. D) None of above. Show Answer Correct Answer: B) Polyethylene. 17. What is the most critical environmental factor of greenhouse plant production? A) Temperature. B) Light Intensity. C) Humidity. D) Bottom Heat. Show Answer Correct Answer: B) Light Intensity. 18. What happens when air is heated? A) It rises. B) It decreases. C) No effect. D) None of above. Show Answer Correct Answer: A) It rises. 19. Is infrared visible to the human eye? A) Obviously. B) No. C) Yes. D) I don't really care. Show Answer Correct Answer: B) No. 20. Several greenhouse gases occur in the atmosphere. Carbon dioxide is one of them, but so are methane and oxides of nitrogen. Why are oxides of nitrogen classed as greenhouse gases? A) They trap some of the long wave radiation emitted by Earth's surface. B) They prevent short wave radiation from reaching Earth's surface. C) They dissolve rainwater to produce acid rain. D) They are only produced by human activity whereas carbon dioxide and methane are produced naturally. Show Answer Correct Answer: A) They trap some of the long wave radiation emitted by Earth's surface. ← PreviousNext →Related QuizzesGreenhouse QuizzesGreenhouse Quiz 1Greenhouse Quiz 2Greenhouse Quiz 3Greenhouse Quiz 4Greenhouse Quiz 5Greenhouse Quiz 7Greenhouse Quiz 8Greenhouse Quiz 9Greenhouse Quiz 10 🏠 Back to Homepage 📘 Download PDF Books 📕 Premium PDF Books