Order Sirenia 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. Which of the following correctly represents the manatee life cycle?

Question 2 2. Why do manatees most likely only give birth every 2 years?

Question 3 3. What is typically the cause of a manatee having a shortened lifespan?

Question 4 4. About how long might a manatee live in captivity?

Question 5 5. Human activities threaten the manatee's source of food. What is this food?

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Question 6 6. Which of the following is a type of toxic algal bloom worsened by human pollution that can kill off manatees?

Question 7 7. Which of the following vehicles poses the greatest direct danger to a manatee?

Question 8 8.

Why is harassment of manatees a threat to their survival?

A. It may alter the way they eat

B. It may alter their breeding habits

C. It may affect the way they shelter

Question 9 9. How long is a dugong's gestation period?

Question 10 10. How long will a baby dugong stay with its mother?

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Question 11 11. Why do female dugongs mate with more than one male?

Question 12 12. Which of the following correctly represents the dugong life cycle?

Question 13 13. Which of the following is true regarding dugongs?

Question 14 14. Where is the largest population of dugongs?

Question 15 15. What is the endangered species status of dugongs?

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Question 16 16. Which of the following is NOT a threat facing dugongs?

Question 17 17. Which of the following manatee species only lives in freshwater habitats?

Question 18 18. After reading this lesson, you're excited to go see a manatee in person. Which of the following habitats would be best to find a West Indian manatee on your next vacation?

Question 19 19. Which of the following manatee species requires the warmest habitat, ranging from 77 and 86 degrees Fahrenheit?

Question 20 20. Which of the following best describes the diet of the African manatee?

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Question 21 21. What is one difference between the Amazonian manatee and the West African manatee?

Question 22 22. Where does the West African manatee go during the dry season?

Question 23 23. Which of the following is true of the Amazonian manatee?

Question 24 24. How do the wet and dry seasons affect the Amazonian and West African manatees?

Question 25 25. How are manatees and dugongs different in terms of raising their babies?

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Question 26 26. Which of the following statements is true?

Question 27 27. What is one physical difference between manatees and dugongs?

Question 28 28. What aspect of taxonomy do manatees and dugongs have in common?

Question 29 29. Which of the following is NOT true regarding manatee reproduction?

Question 30 30. Real estate development has destroyed or blocked access to _____, which manatees need to survive during the winter.

Order Sirenia 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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