This quiz works best with JavaScript enabled. Home > Science > Earth > Environmental Sciences – Quiz 74 🏠 Homepage 📘 Download PDF Books 📕 Premium PDF Books Environmental Sciences Quiz 74 (20 MCQs) Quiz Instructions Select an option to see the correct answer instantly. 1. ..... :thinning of a forested area by removing smaller, lesser quality trees which may hamper the growth of trees used in commercial settings. A) Intermediate cutting. B) Pulpwood cuts. C) Pre-commercial thinning. D) Salvage cuts. Show Answer Correct Answer: C) Pre-commercial thinning. 2. A catalytic converter helps ..... A) Clean harmful pollutants from smokestacks of factories. B) Remove dust particles from smokestacks. C) Raise the pH level of lakes that have been polluted by acid rain. D) Clean car exhaust. Show Answer Correct Answer: D) Clean car exhaust. 3. Ethiopia is a A) Developed nation. B) Developing nation. Show Answer Correct Answer: B) Developing nation. 4. The hypothesis that a single large landmass broke up into smaller land masses to form the continents A) Geological Time. B) Erosion. C) Subduction. D) Continental Drift. E) Plate Boundary. Show Answer Correct Answer: D) Continental Drift. 5. Processes by which rock, sand, and soil are broken down and carried away (i.e. weathering, glaciation) A) Frost Wedging. B) Erosion. C) Weathering. D) Sediment. Show Answer Correct Answer: B) Erosion. 6. In which atmosphere layer does weather occur? A) Exosphere. B) Troposphere. C) Mesosphere. D) Stratosphere. Show Answer Correct Answer: B) Troposphere. 7. Which side represents the light independent reactions? A) Right. B) Left. C) Both. D) None of above. Show Answer Correct Answer: A) Right. 8. A resource that can be replaced relatively quickly by a natural process A) Nonrenewable Resource. B) Renewable Resource. C) Biodegradable. D) NonBiodegradable. Show Answer Correct Answer: B) Renewable Resource. 9. The ozone layer protects living organisms on Earth by A) Blocking solar ultraviolet (UV) radiation. B) Warming the Earth. C) Making the Earth cooler. D) Absorbing Carbon Dioxide. Show Answer Correct Answer: A) Blocking solar ultraviolet (UV) radiation. 10. What is typical "household" waste? A) Hazardous waste. B) Municipal solid waste. C) Agricultural waste. D) None of above. Show Answer Correct Answer: B) Municipal solid waste. 11. What is the smallest unit of matter? A) Cell. B) Dust. C) Atom. D) Water Molecule. Show Answer Correct Answer: C) Atom. 12. Water leaving plants through their leaves called A) Evaporation. B) Precipitation. C) Transpiration. D) Condensation. Show Answer Correct Answer: C) Transpiration. 13. What are the coefficients that would properly balance this equation? ..... Al + ..... O2$\rightarrow$ ..... Al2O3 A) 4, 1 $\rightarrow$ 2. B) 4, 3 $\rightarrow$ 4. C) 3, 4 $\rightarrow$ 1. D) 4, 3 $\rightarrow$ 2. Show Answer Correct Answer: D) 4, 3 $\rightarrow$ 2. 14. What is the maximum population size that can be supported by the available resources? A) Population Density. B) Dispersion. C) Carrying Capacity. D) Maximum amount. Show Answer Correct Answer: C) Carrying Capacity. 15. Sunburn is caused by ..... It can't be felt as heat. A) Infrared radiation. B) Visible light. C) Spectrum radiation. D) Ultraviolet radiation. Show Answer Correct Answer: D) Ultraviolet radiation. 16. Which of the following is NOT a mechanism for biological evolution? A) Mutation. B) Genetic drift. C) Inheritance of acquired characteristics. D) Natural selection. Show Answer Correct Answer: C) Inheritance of acquired characteristics. 17. Most geologists think that the movement of Earth's plates is caused by A) Earth's magnetic field. B) Conduction. C) Earthquakes. D) Convection currents in the mantle. Show Answer Correct Answer: D) Convection currents in the mantle. 18. Which period in human history occurred prior to the others listed below. A) Hunter-gatherer. B) Industrial revolution. C) Post industrial revolution. D) Agricultural revolution. Show Answer Correct Answer: A) Hunter-gatherer. 19. Which of the below are examples of fossil fuels? A) Soil, rocks, and sand. B) Coal, oil, and natural gas. C) Plants, trees, and animals. D) None of above. Show Answer Correct Answer: B) Coal, oil, and natural gas. 20. WHAT PART OF THE ATMOSPHERE CONTAINS ALL OF THE BODIES OF WATER A) MESOSPHERE. B) GEOSPHERE. C) HYDROSPHERE. D) STRATOSPHERE. Show Answer Correct Answer: C) HYDROSPHERE. ← PreviousNext →Related QuizzesScience QuizzesEnvironmental Sciences Quiz 1Environmental Sciences Quiz 2Environmental Sciences Quiz 3Environmental Sciences Quiz 4Environmental Sciences Quiz 5Environmental Sciences Quiz 6Environmental Sciences Quiz 7Environmental Sciences Quiz 8Environmental Sciences Quiz 9 🏠 Back to Homepage 📘 Download PDF Books 📕 Premium PDF Books