Garden Snail Lab WS

Garden Snail Lab WS: Name:

Data & Results Questions:

1. What phylum is the garden snail in?

2. What observations did you make to support your answer #1?

3. What class does the snail belong in?

4. What observations did you make to support your answer for #3?

5. How many tentacles does your snail have? Give at least 2 differences between the snail’s tentacles and the hydras.

6. What is the advantage to having a set of eyes at the tip of their tentacles?

7. What is the function of the muscular foot?

8. Notice the slime track around the muscular foot. What is the purpose of this secretion?

9. How does the snail react to the probe?

10. Describe the muscular movements of the foot.

11. Drawing of your slide, include magnification.

12. How fast did your snail move (centimeters per minute)?

13. What would the snail’s speed be in kilometers per hour? • show work 14. How fast did your snail move on sandpaper in cm/min.?

15. Whose snail won the race? Do you think size of foot or snail played a part?

16. How did your snail react to the vinegar cotton swab when placed near its tentacles?

17. What other body parts did you place the cotton swab close to? How did the snail react?

18. Can a snail detect light? How do you know? What about different colors of light? Explain your experiment and the results.

19. How do you think a snail breathes?

20. The snail is most active in the evening and in conditions of moisture and dampness. Why do you think this is so?

21. What is the “mantle” and what does it do for the snail?

22. What is the typical diet of your snail?

23. How does a snail reproduce? How is a trochophore involved?

24. Draw your snail’s exterior features on an additional paper. Label: Shell, foot, tentacles, eyes, mouth and radula (if seen).

25. Obtain a pre-made slide for Snail Radula and draw it below. Include magnification.