Reptile Questions2014 Chapter 29.1 (pp. 853-860)

Answer on this paper while reading or after doing the online reptile activity in class. The questions will act as a study guide for this part of the unit.

1)What characterizes a reptile, and allowed them to succeed on land?

2)To which chordate groups are reptiles most closely related evolutionarily and why?

3)Draw and label an amniotic egg. Label parts, and describe each of the functions of the parts.

4)How does a reptile’s skin function, and what happens to this skin in some reptiles so that the animal can grow larger?

5)a. How do most reptiles do respiration?

b. How does this differ from respiration in amphibians?

6)a. Compare circulation in reptiles with amphibians.

b. Contrast the average reptile’s circulation with that of crocodiles.

c. Why do reptiles need a more efficient circulatory system than amphibians?

7)List the unique feeding methods (and/or diets) of the reptiles listed on page 854.

8)a. How do reptiles accomplish excretion?

b. Why is this method helpful to them?

9)Fill in the chart describing structure and function of reptile brains and sensory organs.

Describe Structure(s) and any Special
Features / Function(s)
Brain
Vision
Hearing
Smell

10)Give examples of behaviors used by reptiles to regulate temperature.

11)Discuss how reptile movement differs from amphibians and from one reptile to another.

12)Fill in the chart of the 4 living orders of reptiles.

Reptile Order / Examples / Unique Characteristics / Feeding methods and prey types

13)Examine the cladogram in Fig 29.11.

a. Which modern reptiles evolved first (earliest)?

b. Which reptiles evolved most recently?

c. Which modern reptiles are most closely related to birds?

d. From what group of reptiles were snakes derived?

e. Which reptiles are most closely related to tuataras – turtles or crocodiles?

14)Contrast anapsid, diapsid, and synapsid skulls.

15)a. Name and describe 2 main groups of dinosaurs.

b. What characteristics may they have had in common with today’s reptiles?

c. What happened to the dinosaurs, and how did this help other vertebrates?

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