Zoology Quiz 5 (25 MCQs)

Quiz Instructions:

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1. Most marsupial and all monotreme species today are found in:

2. The compound eye is found in.

3. Sponges have internal buds that can preserve the sponge in times of severe cold or drought, these are called:

4. These three phyla have bilateral symmetry.

5. What are the organelles inside the stinging cells that inject paralyzing toxins into their prey?

6. Blue crabs are decopods meaning that they have _____ appendages

7. Mammals, amphibians, reptiles, and birds are _____ (have a backbone)

8. Adaptation for flying is termed.

9. Tool used by a taxonomist to identify an unknown organism is a:

10. Evolution that occurs when various traits are lost from a population as a result of some random event it is called _____

11. There are about _____ lymph nodes are found in body

12. The formation of a nerve mass in the anterior end of the body is called _____

13. A spider and a horseshoe crab are both classified as

14. Breaks down food to release energy

15. About how many known species of flatworms are there?

16. If the opening in the gastrula turns into the organisms mouth then it must be a

17. Which part of the sponge body is the central cavity lines with collar cells?

18. Study of similarities and differences in morphology

19. Which of the following organisms are MOST closely related?

20. Scientists believe the first living animals were:

21. Which of the following scientific names is written in the correct format?

22. The circulatory "loop" of the frog's circulatory pattern that carries blood from the heart to the lungs is called _____

23. What do birds use during preening to keep their plumage water repellent?

24. How many germ (tissue) layers do cnidarians have?

25. Which of the following phyla contains the first organisms with pseudocoeloms?