This quiz works best with JavaScript enabled. Home > Agriculture > Greenhouse > Cultivation Techniques > Greenhouse – Quiz 4 🏠 Homepage 📘 Download PDF Books 📕 Premium PDF Books Greenhouse Quiz 4 (30 MCQs) Quiz Instructions Select an option to see the correct answer instantly. 1. Certain gases in the atmosphere - water vapor, carbon dioxide, methane and nitrous oxide - help maintain the Earth's temperatures and climate. These are called:..... . A) Solar gases. B) Greenhouse gases. C) Ozone gases. D) Stomach gases. Show Answer Correct Answer: B) Greenhouse gases. 2. What is the warming trend on the surface and in the lower atmosphere of a planet, held by scientists to occur when solar radiation is trapped, as by emissions from the planet. A) Atmosphere. B) Global Warming. C) Climate Change. D) Greenhouse Effect. Show Answer Correct Answer: D) Greenhouse Effect. 3. Temperature changes according to the seasons. A) Polar. B) Temperate. C) Tropical. D) None of above. Show Answer Correct Answer: B) Temperate. 4. Which process accurately describes the formation of the greenhouse effect? A) The Sun's rays are reflected from the land back into the atmosphere. B) Increased solar energy is entering through the hole in the ozone layer. C) Aerosol gases become trapped and build up in the atmosphere. D) Heat radiating from the land and oceans is trapped in the troposphere. Show Answer Correct Answer: D) Heat radiating from the land and oceans is trapped in the troposphere. 5. How have humans contributed to greenhouse gas emissions? A) Increased emissions through burning fossil fuels. B) Increased emissions through producing methane in landfill. C) Increased emissions through deforestation. D) All of the above. Show Answer Correct Answer: D) All of the above. 6. In "Child on Top of the Greenhouse, " the boy seems to A) Love the danger. B) Dislike what he has done. C) Be frightened. D) Need help to get down. Show Answer Correct Answer: A) Love the danger. 7. Excess carbon in the atmosphere results in A) Ozone depletion. B) Greenhouse effect. C) CFC release. D) None of above. Show Answer Correct Answer: B) Greenhouse effect. 8. ..... ventilation allows warm air to escape while drawing in fresh, cooler air. A) Natural. B) Passive. C) Active. D) Automatic. Show Answer Correct Answer: B) Passive. 9. 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. 10. 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) Temperature. C) Location. D) PH. Show Answer Correct Answer: D) PH. 11. The primary anthropogenic activity that releases greenhouse gases is ..... A) Using bottled water. B) Texting on cellphones. C) Refrigerating meat. D) Burning fossil fuels. Show Answer Correct Answer: D) Burning fossil fuels. 12. The Greenhouse Gases are like what around our earth? A) A Cover. B) A Blanket. C) A Cushion. D) A Pillow. Show Answer Correct Answer: B) A Blanket. 13. 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. 14. The percentage of global warming caused by CO2, Methane, Nitrous Oxide is ..... ..... ..... A) 5%, 72%, 18 %. B) 72%, 5%, 18%. C) 72%, 18%, 5%. D) 18%, 5 %, 72%. Show Answer Correct Answer: C) 72%, 18%, 5%. 15. All of the following are Greenhouse gasses except ..... A) Carbon dioxide. B) Water vapour. C) Nitrogen. D) Nitrous oxide. Show Answer Correct Answer: C) Nitrogen. 16. This greenhouse gas is a byproduct of human activities like industrialization A) Nitrous Oxide. B) Carbon Monoxide. C) Methane. D) Chloroflurocarbons. Show Answer Correct Answer: D) Chloroflurocarbons. 17. Use of fertilizers and pesticides raises the level of this gas resulting depletion of surface ozone A) Methane. B) Nitrous oxide. C) Water Vapour. D) Carbon Dioxide. Show Answer Correct Answer: B) Nitrous oxide. 18. 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%. 19. Which sets of three items produce CFCs A) Refrigerant, Chlorine, aerosol sprays. B) Cars, factories, cardboard. C) Factories, oxygen, bug spray. D) Spray cans, refrigerant, deoderant. Show Answer Correct Answer: A) Refrigerant, Chlorine, aerosol sprays. 20. If more energy is released by the Earth than absorbed, what will happen to global temperatures? A) They will increase. B) They will flutate. C) They will decrease. D) They will stay the same. Show Answer Correct Answer: C) They will decrease. 21. 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) Add water everyday. C) Keep the plants soaked with water throughout the day. D) Check near the roots of the plant for moisture. Show Answer Correct Answer: D) Check near the roots of the plant for moisture. 22. What is a group of related things or parts that function together as a whole. A) System. B) Asbsorb. C) Atmosphere. D) Reflect. Show Answer Correct Answer: A) System. 23. The heat trapped by greenhouse gases is released via A) Radiowaves. B) Soundwaves. C) Infrared emissions. D) Ultraviolet radiation. Show Answer Correct Answer: C) Infrared emissions. 24. 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. 25. What is the most critical environmental factor of greenhouse plant production? A) Light Intensity. B) Bottom Heat. C) Temperature. D) Humidity. Show Answer Correct Answer: A) Light Intensity. 26. 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. 27. 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. 28. 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. 29. Without the Greenhouse Effect the Earth would be A) Warm. B) Cold. C) Dead. D) None of above. Show Answer Correct Answer: B) Cold. 30. What is a natural source of Carbon dioxide? A) The moon. B) People and animals. C) The suns rays. D) Burning trash. Show Answer Correct Answer: B) People and animals. ← PreviousNext →Related QuizzesGreenhouse QuizzesAgriculture QuizzesGreenhouse Quiz 1Greenhouse Quiz 2Greenhouse Quiz 3Greenhouse Quiz 5Greenhouse Quiz 6Greenhouse Quiz 7Greenhouse Quiz 8Greenhouse Quiz 9 🏠 Back to Homepage 📘 Download PDF Books 📕 Premium PDF Books