Praxis Biology & General Science: Pollution and Agriculture Chapter Exam

Exam Instructions:

Choose your answers to the questions and click 'Next' to see the next set of questions. You can skip questions if you would like and come back to them later with the yellow "Go To First Skipped Question" button. When you have completed the practice exam, a green submit button will appear. Click it to see your results. Good luck!

Page 1

Question 1 1. Choose the set of factors that will most certainly lead to desertification.

Question 2 2. Choose the specific characteristic that a narrow-spectrum pesticide might target.

Question 3 3. Which of the following is an example of biological control?

Question 4 4. Pesticides and fertilizers used on farmer's fields are examples of which type of pollution?

Question 5 5. The variability of life forms within a given ecosystem is known as _____.

Page 2

Question 6 6. What is agriculture?

Question 7 7. Discarded water bottles and sulfur dioxide are examples of _____ and _____ pollutants.

Question 8 8. Which of the following is NOT a farming method that is used to make agriculture sustainable?

Question 9 9. Which of the following is NOT an effect of deforestation?

Question 10 10. Which of the following is NOT a reason for the loss of agricultural land?

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Question 11 11. Non-point source pollution is

Question 12 12. Choose the correct definition of a monoculture.

Question 13 13. Why do crops produced through sustainable agriculture cost more for the consumer to buy?

Question 14 14. Choose a broad-spectrum pesticide and the types of organisms it manages.

Question 15 15. Why are forests described as carbon sinks?

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Question 16 16. In agriculture, how are hormones used to manage pests?

Question 17 17. A food chain consists of a predatory birds, mosquitoes, small fishes and zooplankton. If pesticide DDT has entered the chain, explain which organism will have the highest concentration of pesticide in their bodies.

Question 18 18. What is the relationship between industrialized agriculture and land degradation?

Question 19 19. Six types of air pollutants were identified by the EPA because they _____.

Question 20 20. How much less energy is used per unit of crop yield in sustainable agriculture in comparison to industrialized agriculture?

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Question 21 21. What is bioaccumulation?

Question 22 22. How are primary pollutants compared to secondary pollutants?

Question 23 23.

Part of the Clean Air Act legislation of 1970 is reproduced as follows:

It sets limits on emissions and standards for air quality, provided funding for pollution control research but prevents citizens to sue those who violate the standards. The standards set forth in this legislation by the Environmental Protection Agency, or EPA, identified six pollutants.

Which part is wrongly reproduced?

Question 24 24. Which of the following is an environmental benefit of sustainable agriculture?

Question 25 25. What percentage of the earth's surface is used for agriculture?

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Question 26 26. How many different species of plants and animals comprise the majority of the human diet?

Question 27 27. When parts of forests are converted to agricultural land, how are the remaining sections of forest described?

Question 28 28. What percentage of crops produced in the United States are able to resist pests each year?

Question 29 29. Which of the follow is a benefit of genetic engineering?

Question 30 30. Which of the following is NOT an issue associated with genetic engineering?

Praxis Biology & General Science: Pollution and Agriculture Chapter Exam Instructions

Choose your answers to the questions and click 'Next' to see the next set of questions. You can skip questions if you would like and come back to them later with the yellow "Go To First Skipped Question" button. When you have completed the practice exam, a green submit button will appear. Click it to see your results. Good luck!

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