marine biology "A" words

1. the opposite of depressions - they are an area of high atmospheric pressure where the air is sinking. (12)
2. Nonbiological feature of the environment (7)
4. The simplest plants; maybe single-celled (such as diatoms) or quite large (such as seaweeds). Live in salt or fresh water and on land. (5)
6. a class of marine invertebrates which includes the sea anemones, stony corals and soft corals (8)
7. water column between 2000m - 6000m (7)
10. reproductive cell in diatoms usually resulting from the union of two smaller cells or their contents and associated with rejuvenescence in cells that have become progressively smaller because of repeated divisions. (9)

2. A neutral substitute for “community” but implying no necessary interrelationships among species; also called species assemblage. (10)
3. The horizontal movement of water, or a property of water through such movement (e.g., temperature change through the movement of water). (9)
7. Gently dipping seabed surface comprised of sediment found at the base of a slope; commonly the product of slumping (sediment failure) of a steep slope. (5)
8. Reworking of the sediment by waves and currents. (11)

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