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MTLE Middle Level Science: Structures & Functions of Living Organisms 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. What organ is the first line of defense against disease?

Question 2 2. Temperate grasslands are characterized by

Question 3 3. Which of the following explains how a person straightens his arm at the elbow?

Question 4 4. Which of the following are characteristics of mammals?

Question 5 5. You discover a new species of bacteria. In your notes, you write down that it requires oxygen to carry out its metabolic processes, that it has a very thin wall of peptidoglycan in its cell wall, and is unable to make its own food. Which of the following terms correctly describes this form of life?

Page 2

Question 6 6. Which word means 'dual lives'?

Question 7 7. What purpose does the skin of an amphibian serve?

Question 8 8. How does advancing age affect the diaphragm and lungs?

Question 9 9. Which of the following terms describes a bacterial cell that does not require oxygen for its metabolic processes?

Question 10 10. In the transition from vegetative growth to floral growth the _____ must be transformed into the _____. This involves a shift from _____growth to _____growth.

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Question 11 11. _____ is an example of a urodele.

Question 12 12. Being able to regulate body temperature means mammals are which of the following?

Question 13 13. What part of an ovary becomes fruit?

Question 14 14. How are humans threatening estuaries?

Question 15 15. You notice that a new houseplant sends out long stems with what look like 'little plants' attached. You allow one of these to rest in a cup of water and note that roots form. This is an example of?

Page 4

Question 16 16. Which of the following is not part of a megametophyte?

Question 17 17. A disease that affects the body as a whole is known as a(n):

Question 18 18. Which of the following terms correctly describes the shape of the bacteria cells in the picture below?

Question 19 19. Which of the following is an example of how animals adapt to survive during the cold winters in temperate deciduous forests?

Question 20 20. A disinfectant:

Page 5

Question 21 21. Which of the following is not included within the integumentary system?

Question 22 22. A symbiotic relationship is one in which

Question 23 23. What is the definition of deciduous?

Question 24 24. Which of the following is NOT part of the respiratory system?

Question 25 25. Atolls are

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Question 26 26. Which of the following best describes the function of the tube cell of the pollen grain?

Question 27 27. Which of these are not common plants found in temperate grasslands?

Question 28 28. Where are coral reefs found?

Question 29 29. A defining characteristic of amphibians is that they are _____.

Question 30 30. What is a term for mosquitoes transmitting a disease such as the Zika virus?

MTLE Middle Level Science: Structures & Functions of Living Organisms 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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