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17 Cards in this Set
- Front
- Back
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Name all of the oceans (7) |
-Arctic ocean -North Pacific ocean -South Pacific ocean -North Atlantic ocean -South Atlantic ocean -Indian ocean -Southern ocean |
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What is the oceans average salinity? |
35 parts per thousand or 3.5% |
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What % of Earth's surface is covered in water? |
70% |
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The oceans temperature range |
-2 to 30C |
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Ocean zones from top to bottom with measurements
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-Epiepelagic 0 - 100m -Mesopelagic 100 - 1000m -Bathypelagic 1000 - 4000m -Abyssopelagic 4000m to the ocean floor. -Hadalpelagic in tranches |
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Name the 4 bases of DNA
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Adenine Cytosine Guanine Thymine |
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What layer are plankton the most abundant? |
The epipelagic layer |
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Phytoplankton characteristics |
-Tiny organisms -Photosynthetic -Vital in maintaining the planets atmosphere. -Main food source of other organism |
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Zooplankton characteristics
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-Tiny animals -Mostly transparent for camouflage |
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Differences between benthos, necton and plankton |
Benthos: Bottom dwellers Nekton: Free swimmers Plankton: Drifters |
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The types of plankton |
Meroplankton: only part of their lives in the plankton. Holoplankton: whole lives in the plankton. |
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List the classification order |
Kingdom, phylum, class, order, family, genus, species |
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Characteristics of Porifera |
-Pore bearing -Attached to solid surfaces -Filter feeders e.g sponges |
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Characteristics of Cnidaria |
-Radially symmetrical -Medusa shaped swim freely -Polyp shaped live on sea bed eg jellyfish
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Characteristics of Mollusca |
-Soft bodied -Bilateral symmetry -Hard shell -Muscular foot e.g snails |
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Characteristics of Anthropoda |
-Jointed foot -Segmented body -Heart and nervous system -Hard exoskeleton e.g. crabs |
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Characteristics of Echinodermata |
-Spiny skin -Radial symmetry e.g. sea stars |
