This quiz works best with JavaScript enabled. Home > Agriculture > Environment > General > Environmental Science – Quiz 19 🏠 Homepage 📘 Download PDF Books 📕 Premium PDF Books Environmental Science Quiz 19 (30 MCQs) Quiz Instructions Select an option to see the correct answer instantly. 1. After a catastrophe, soil formation is the first step in A) Primary succession. B) Secondary succession. C) A climax community. D) None of above. Show Answer Correct Answer: A) Primary succession. 2. An experiment is performed on plants to see how different liquids affect plant growth. Each plant in the experiment is given a different liquid; water, apple juice, or milk. Each plant has the same amount of soil, sunlight, and listens to the same music. In this investigation, what is the dependent variable? A) Plant growth. B) Water, apple juice, milk. C) Color of the plant's leaves. D) Type of plant. Show Answer Correct Answer: A) Plant growth. 3. The largest population size a given environment can sustainably support is known as its A) Carrying capacity. B) Limiting capacity. C) Logistic limit. D) Biotic potential. Show Answer Correct Answer: A) Carrying capacity. 4. Which of the following is an example of how biomass fuel is currently being used? A) Biogas digesters ferment manure and produce methane. B) Dung fired power stations produce electricity. C) Ethanol from fermenting corn is added to gasoline. D) All of these. Show Answer Correct Answer: D) All of these. 5. Which two events in history attributed the population growth? A) Agriculture Revolution and Plague. B) Agricultural Revolution and Industrial Revolution. C) Industrial Revolution and Plague. D) The burning of the Cuyahoga River. Show Answer Correct Answer: B) Agricultural Revolution and Industrial Revolution. 6. How many species of living things are estimated to live on the planet? A) 1-2 billion. B) 100, 000. C) 10-100 million. D) 1-2 million. Show Answer Correct Answer: C) 10-100 million. 7. Convection causes huge slabs of rock to rise and sink slowly through Earth's mantle. The main heat source for this movement is A) Earth's mantle and core. B) Radiation from the sun. C) Friction produced by plate motions. D) Magma from Earth's crust. Show Answer Correct Answer: A) Earth's mantle and core. 8. An increase in the amount of nutrients, such as nitrates, in a marine or aquatic ecosystem is A) Benthos. B) Plankton. C) Eutrophication. D) Nekton. Show Answer Correct Answer: C) Eutrophication. 9. An example of abiotic in an environment includes A) Plants. B) Trees. C) Sunlight. D) Animals. Show Answer Correct Answer: C) Sunlight. 10. According to the Law of Supply and Demand, if the amount of oil extracted worldwide were to increase and the demand stayed the same, the price of oil should ..... A) Increase. B) Decrease. C) Remain stable. D) Fluctuate randomly. Show Answer Correct Answer: B) Decrease. 11. Humans play an important role in maintaining our environments. The act of maintaining the earth for the generations after us is called what? A) Sustainability. B) Pollution. C) Deforestation. D) Contamination. Show Answer Correct Answer: A) Sustainability. 12. What percentage of the atmosphere is composed of oxygen? A) 21. B) 78. C) 12. D) 58. Show Answer Correct Answer: A) 21. 13. .....is the percentage of the total volume of rock that has spaces (pores). A) Pathogens. B) Porosity. C) Recharge zone. D) Aquifer. Show Answer Correct Answer: B) Porosity. 14. Principles or standards we consider important are known as A) Models. B) Values. C) Data. D) Morals. Show Answer Correct Answer: B) Values. 15. In a controlled experiment, how many variables can be worked with at a time? A) One. B) None. C) Two or more. D) How ever many makes sense. Show Answer Correct Answer: A) One. 16. Mr. K is studying the effects of low calorie diets on lifespan. He wants to know if a diet under 1500 calories will increase life span. What is the Dependent variable in this statement? A) Humans. B) Lifespan. C) Calories. D) Mr. K. Show Answer Correct Answer: B) Lifespan. 17. What is the main source of thermal pollution? A) Gardening. B) Batteries. C) Power Plants. D) Radioactive landfills. Show Answer Correct Answer: C) Power Plants. 18. Plants both trying to get sunlight are A) Compeition. B) Parasitism. C) Mutualism. D) Commensalism. Show Answer Correct Answer: A) Compeition. 19. A resource that can be replaced relatively quickly by natural processes. A) Non Renewable Resource. B) Biodegradable. C) Non Biodegradable. D) Renewable Resource. Show Answer Correct Answer: D) Renewable Resource. 20. A poorly planned development that spreads a city's population over a wider and wider geographic area is A) Industrialization. B) Urban sprawl. C) Urbanization. D) Metropolitan area. Show Answer Correct Answer: B) Urban sprawl. 21. What is the palm oil crisis? A) A crisis that destroys wildlife. B) A crisis that kills animals in the process of burning down wildlife for palm oil. C) Its not a cris. D) A crisis that kills animals in the process of burning down wildlife for olive oil. Show Answer Correct Answer: A) A crisis that destroys wildlife. 22. Using economic considerations of resource use, the law of supply and demand describes A) 'the availability of abundant resources. B) 'the relationship between the availability and the worth of resources. C) 'the worth of nonrenewable resources. D) Reduced demand resulting from a lack of available resources. Show Answer Correct Answer: B) 'the relationship between the availability and the worth of resources. 23. Which of the following determines whether a resource is a renewable or nonrenewable resource? A) The cost for obtaining and using the resource. B) The effect of the resource on the environment. C) Whether the resource is used to generate energy or is made into products. D) The rate at which the resource can be replaced. Show Answer Correct Answer: D) The rate at which the resource can be replaced. 24. Which of the following is the diverse study of life and organisms and their personal attributes? A) Biology. B) Earth Science. C) Chemistry. D) Ornthology. Show Answer Correct Answer: A) Biology. 25. Which statement is an accurate interpretation of the outcome in an ecosystem when a major predator is removed? A) The remaining community adjusts and quickly becomes stable. B) The diversity of the ecosystem actually increases. C) The diversity of the ecosystem decreases and the prey population increases. D) None of above. Show Answer Correct Answer: C) The diversity of the ecosystem decreases and the prey population increases. 26. The very bottom of a body of water is the A) Aphotic zone. B) Benthic zone. C) Photic zone. D) Stream. Show Answer Correct Answer: B) Benthic zone. 27. Which of the following would cause the greatest increase on your ecological footprint? A) Eating chicken 3 times per week. B) International flights. C) Your car's gas mileage. D) How many miles you drive each year. Show Answer Correct Answer: B) International flights. 28. In Earth's atmosphere water vapor and pressure have a A) Intermittent relationship. B) Undetermined relationship. C) Indirect relationship. D) Direct relationship. Show Answer Correct Answer: C) Indirect relationship. 29. This is a pebbly or sandy shore, especially by the ocean between high- and low-water marks. A) Beach. B) Salt marsh. C) Swamp. D) None of above. Show Answer Correct Answer: A) Beach. 30. 1 An individual living thing is a/an ..... A) Habitat. B) Population. C) Ecosystem. D) Organism. Show Answer Correct Answer: D) Organism. ← PreviousNext →Related QuizzesEnvironment QuizzesAgriculture QuizzesEnvironmental Science Quiz 1Environmental Science Quiz 2Environmental Science Quiz 3Environmental Science Quiz 4Environmental Science Quiz 5Environmental Science Quiz 6Environmental Science Quiz 7Environmental Science Quiz 8 🏠 Back to Homepage 📘 Download PDF Books 📕 Premium PDF Books