prolly should get off the computer and hit your book, dog! Good luck
2007-02-28 12:19:20
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answer #1
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answered by leroy_w_jackson 3
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Water covers about three quarters of our planet. From oceans to rivulets, aquatic biomes are host to a wide variety of life-forms, and minerals, from the most common algae to the most mysterious deep-sea creature.
There is still much to learn about aquatic biomes...
Aquatic Biome Images
Life began in the ocean billions of years ago. Most of the life forms which currently occupy the earth had their start as single-celled organisms, forced into evolution by an ever-changing environment. Even now, species are disappearing and appearing without our knowledge.
There two types of aquatic biome, the marine regions, and the freshwater regions.
The marine regions
The marine regions are divided between coral reefs, estuaries, and oceans. Oceans represent the largest and most diverse of the ecosystems; salt water evaporates and turns to rain which falls on the land regions, while most of the oxygen in our atmosphere is generated by algae. Algae is also responsible for the absorption of large amounts of carbon dioxide from our atmosphere.
The ocean connect to the land via what is called the inter-tidal zone. Because of rising and falling tides, coastal areas are constantly changing, with various animals and marine plants living at the bottom, and on the seashore. Rocky coastal areas are host to fewer species due to the fact that only the highest of tides will reach the top of the cliffs.
In the warm shallow waters which line the continents and surrounding islands lie barriers called coral reefs. Coral is a living organism consisting of animal and algae tissues. Corals feed like plants through the process of photosynthesis, and like animals, they also use their tentacles to catch micro-organisms. The coral reef is also host to other species such as starfish, octopi, and other mollusks.
Out in the open ocean is what is called the pelagic zone, which is host to many species of fish and marine mammals, plankton ,and some floating seaweed. the area underneath the pelagic zone is called the benthic zone, or deep-sea, and is host to silt, sand, and slowly decomposing organisms. This area is very cold due to its depth, which is untouched by the light of the sun. There are few plants at this level, and the animals include mostly bottom feeding organisms such as starfish, anemones, sponges, amongst others, as well as various micro-organisms.
The deepest part of the ocean is called the abyssal zone. it is host to many species of invertebrates and fish including such oddities as the coelacanth, a prehistoric fish once thought extinct and found in the depths of the Indian Ocean, and other fish that glow in the dark via a process called photoluminescence. The abyssal zone is very cold, and highly pressurized. Its floor features vents formed by spreading tectonic plates which release hydrogen sulfide and
other minerals which are consumed by the bacteria which are then consumed by other micro-organisms, which are in turn, consumed by the fish, and so on.
2007-02-28 12:21:12
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answer #2
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answered by Anonymous
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She has 23 factors finished. First fee ticket she replaced into 8 mph over, it rather is 3 factors. we are right down to twenty left unaccounted for. next fee ticket replaced into 13 mph over, so there is 4 greater factors. sixteen left. the appropriate 2 tickets are properly genuinely worth the comparable sort of factors. 8+8 = sixteen, so she replaced into driving between 31-40 for those 2 tickets.
2016-09-30 01:01:45
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answer #3
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answered by ? 4
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It means marine (aquatic) enviorments.
Type in marine and aquatic biomes in yahoo.
2007-02-28 12:19:04
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answer #4
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answered by bridetobebrandie 4
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try nationalgeographic.com and type the words into the search bar provided on their page. Good luck and God bless****
2007-02-28 12:19:31
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answer #5
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answered by ? 7
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Try ask.com then type in biology.
2007-02-28 12:24:03
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answer #6
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answered by Destiny N 1
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See if this helps http://homework-help.aol.com/article/encyclopedia/_a/ecology/20051205235409990014?query=marine%20and%20aquatic%20biomes&gr=6-8&sort=&rawtitle=ecology&source=Columbia%20Encyclopedia&type=article&audio=&video=&photo=false
2007-02-28 12:22:45
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answer #7
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answered by Sarah 2
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i like your omg
and it means marine invironment
2007-02-28 12:22:05
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answer #8
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answered by 69er 2
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go to ivythesis.com. they assist in science papers like yours. hope that helped.
2007-02-28 12:21:36
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answer #9
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answered by WAHMaholic 4
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How about you open the book and read about it?
2007-02-28 12:19:15
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answer #10
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answered by Nancy O 3
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