Marine Science - marine ecosystems Exam Questions Correct Solutions Current Update (Verified 100% Pass)
pelagic - Answers -The area of the ocean past the continental shelf, with areas of open water often reaching to very great depths.
neritic - Answers -Area of ocean that extends from the low...
Marine Science - marine ecosystems Exam
Questions Correct Solutions Current Update
(Verified 100% Pass)
pelagic - Answers -The area of the ocean past the continental shelf, with areas of open
water often reaching to very great depths.
neritic - Answers -Area of ocean that extends from the low-tide line out to the edge of
the continental shelf
benthic - Answers -The bottom of any aquatic ecosystem
coral reef - Answers -A structure of calcite skeletons built up by coral animals in warm,
shallow ocean water.
diverse and productive environment named for the coral animals that make up its
primary structure
estuary - Answers -A habitat in which the fresh water of a river meets the salt water of
the ocean.
brackish - Answers -water that is mix of fresh and salt water
salt marsh - Answers -temperate-zone estuary dominated by salt-tolerant grasses
above the low-tide line and by seagrasses under water
barrier island - Answers -a long, relatively narrow island running parallel to the
mainland-built up by the action of waves and currents and serving to protect the coast
from erosion by surf and tidal surges.
inter-tidal zone - Answers -Portion of the shoreline that lies between the high and low
tide lines.
splash zone - Answers -The area where at high tide, waves crash.
littoral zone - Answers -a marine biome; a region on the continental shelf that contains
an ocean area with depths of up to 600 ft
abyssal zone - Answers -The portion of the ocean floor where light does not penetrate
and where temperatures are cold and pressures intense.
Lies below 2000 m and is in complete darkness
, hadal zone - Answers -The water from 6000-11000 m. This zone is found in the deepest
ocean trenches.
photic zone - Answers -Portion of the marine biome that is shallow enough for sunlight
to penetrate.
aphotic zone - Answers -dark layer of the oceans below the photic zone where sunlight
does not penetrate
open ocean - Answers -cover most of the earth's surface, contains different types of
ecosystems, extends from the steep edges of continental shelves to the deepest parts
of the ocean, The amount of light in the water depends on depth
nutrient cycling - Answers -The circulation of chemicals necessary for life, from the
environment (mostly from soil and water) through organisms and back to the
environment.
biodiversity - Answers -The amount of biological or living diversity per unit area. It
includes the concepts of species diversity, habitat diversity and genetic diversity.
ecosystem - Answers -A system formed by the interaction of a community of organisms
with their physical environment
biome - Answers -A group of ecosystems that share similar climates and typical
organisms
biosphere - Answers -Consists of all life on Earth and all parts of the Earth in which life
exists, including land, water, and the atmosphere.
community - Answers -A group of interdependent organisms inhabiting the same region
and interacting with each other
organism - Answers -A living thing, A living thing; anything that can carry out life
processes independently.
habitat - Answers -An area that provides an organism with its basic needs for survival.
niche - Answers -Full range of physical and biological conditions in which an organism
lives and the way in which the organism uses those conditions
food web - Answers -A diagram that shows the feeding relationships between
organisms in an ecosystem.
food chain - Answers -A series of steps in which organisms transfer energy by eating
and being eaten
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