SAMPLE: Ecology

Film Science: Video Questions for The Ultimate Guide: Sharks

Background: a key part of understanding an ecosystem is knowing about the species it contains.

1. Why do we usually view sharks from protected locations?

2. How many shark species are known to be dangerous to humans?

3. Is fear of sharks the reason we know so little about them?

4. What rare shark was filmed alive for the first time during the making of this video?

5. How much of our planet is covered by water?

6. Sharks occupy what part of their food webs?

7. How do sharks help keep their ecosystems healthy?

8. Sharks are greatly excited by sounds of what frequency?

9. How could we guess the depth of water in which a shark lives by the size of its eye?

10. As a shark approaches a potential meal, list the sequence of senses that guide it.

11. A shark may lose and replace how many teeth a year?

12. Since sharks don't have a huge bite pressure, what makes their bite so deadly?

13. What shark is known to swallow just about anything it encounters?

14. How does the Nurse shark prepare a lobster for consumption?

15. What is the largest shark species?

16. How important are shark ecotours to the economy of some Tropical resorts?

17. What famous land dwellers coexisted with sharks during the early phase of their development?

18. How does the sawfish use its rostrum to feed?

19. How do scientists use a shark's gill pair number to classify it as ancient or modern?

20. What is unusual about the locomotion of the Epaulette shark?

21. The camouflage of the Tiger shark resembles what?

22. Why are some researchers so interested in the mating habits of the Nurse shark?

23. How do sharks help keep themselves from sinking as they swim?

24. What is the role of the dermal denticles on a shark's skin?

25. What body feature determines the speed at which a shark can propel itself?

26. The routes of Hammerhead sharks appear to follow what undersea features?

27. What shark species is the champion long distance swimmer?

28. How might declining shark populations affect food chains?

29. Why is Rodney Fox so interested in Great White shark research?