Name ______Date ______Per ______

Spring 2017 Aquatic Science Final Review

Ocean Zones

1)Recreate the following table and fill in the zones in order from top of the ocean to bottom: mesopelagic, hadalpelagic, epipelagic, abyssalpelagic, bathypelagic

Zone / Photic, dysphotic, aphotic / Chemosynthesis, photosynthesis, neither / Organism adaptations

2)In which ocean zone are most organisms found?

3)In which ocean zone are most of the oxygen and nutrients? Why?

4)Which organisms are found only in the photic zone? Why?

5)Where are most plankton found and why?

6)Why are plankton important organisms in aquatic ecosystems?

7)What is the difference between infaunal or epifaunal?

Plankton,Bacteria and Protista

1. Where do we find most plankton in the ocean and why?

2.What adaptations do plankton have to avoid sinking?

3.Define the following types of plankton

  1. phytoplankton
  2. zooplankton
  3. holoplankton
  4. meroplankton

4.Why are plankton important organisms in aquatic ecosystems?

5.What is the difference between prokaryotic cells and eukaryotic cells?

6.What is a protozoan?

7.What is algae?

8.Why are cyanobacteria important?

9.What is another name for cyanobacteria?

10.Why do phytoplankton have pigments such as phycoerythrin, xanthophyll and chlorophyll? What colors are the pigments?

Macroalgae and Plants

11.What kingdom are algae in? ______

12.What are the three ways mangroves tolerate their salty environment?

A:

B:

C:

13.List two ecological benefits that mangrove forests can provide.

List the phylum to match the word origin.

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14.Phylum: ______: pore bearing

15.Phylum: ______: jointed feet

16.Phylum: ______: soft-bodied

17.Phylum: ______: spiny skin

18.Phylum: ______: stinging cells

Chordata

19. The structure found in bony fish that is responsible for controlling buoyancy is called:

20. The largest internal organ in the dogfish shark is the liver, what is the function of the liver in sharks?

21.What is the purpose of the lateral line in fish?

Arthropods and Echinoderms

22.The symmetry of arthropods is referred to as:

23.The symmetry of echinoderms is referred to as:

24.Which characteristics do all crustaceans have?

Define the following terms.

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25.cephalothorax

26.carapace

27.hemocyanin

28.chelipeds

29.swimmerets

Mollusks

Name the class of the following of the mollusks.

30.Class: ______: snails, nudibranchs, abalone

31.Class: ______: cuttlefish, squid, octopus and nautilus

32. Class: ______: clam, oyster, mussels

Define the following terms.

33.excurrent siphon

34. incurrent siphon

35.proboscis

36.radula

37.operculum

38. chromatophores

Porifera and Cnidaria

39.Define the following terms.

Nematocysts

Cnidoblast

Identify the correct class or phylum based on the description.

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40.Phylum: ______: invertebrates with nematocysts and radial symmetry

41.Phylum: ______: invertebrates with asymmetry and bear pores

42.Class: ______: invertebrates with the medusa as the dominant form

43.Class: ______: cnidarian with the polyp as the dominant life form

44.Class: ______: cnidarian usually found in colonies each with special “jobs”

Define the following symbiotic relationships:

45.Mutualism:

46.Commensalism:

47.Parasitism:

48.List all the characteristics that all cnidarians have in common:

49.Corals and jellyfish are both classified as cnidarians because they both have stinging cells called:

List the function of the following cells/structures in a sponge and label them on sponge diagram

50.Choanocytes: ______

51.Ameobocytes: ______

52.Porocytes: ______

53.Epithelial cells: ______

54.Spicule: ______

55.Osculum: ______

Identifying structures

Jellyfish

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