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Deep sea - Wikipedia


The deep sea or deep layer is the lowest layer in the ocean, existing below the thermocline and above the seabed, at a depth of 1000 fathoms (1800 m) or more. Little or no light penetrates this part...

Green plants are unable to live deep in the ocean because of what


the amount of light they get.

On land all plants appear green, where as ... - UCSB Science Line


I had never thought about this before, but perhaps it's due to how light is ... If that's true, I'd expect the colors of plants to vary predictably with depth, water clarity, etc. ... is found at depth and green algae is found at the ocean surface or in tide pools. ... A third possibility is that the green algae live primari...

Do all living things go through photosynthesis? - UCSB Science Line


The fact of the matter is, plants are incredibly special because only plants can do ... Some special bacteria that live deep in the ocean, far away from sunlight, have ... If a living thing is green or blue-green it probably does photosynthesis.

Puzzling Out The Tree Of Life Of Green Plants


"Knowing the tree of life is important because of its predictive value," said Brent ... The Green Plant Phylogeny Research Coordination Group, or Deep Green, has ... "All life first arose in the ocean, then some moved to fresh water, and then a ... became a symbiont -- essential to the host cell and unable to live without...

Nutrition - body, used, water, process, life, plants, chemical, form ...


A few nonplant autotrophic organisms live in the deep oceans near ... While green plants get the energy they need directly from sunlight, animals ... The body is unable, however, to make the remaining 8 amino acids it needs for protein production. These 8 amino acids are said to be essential because it is essential that they ...

Plankton: Ocean Drifters - Script - Oceanic Research Group


This wealth of marine life can only exist in such numbers because there is ... Phytoplankton means "plant plankton" and includes all kinds of drifting plants, like ... these tiny plants grow and multiply, turning the water green from their chlorophyll, and ... The warm surface water floats on top of the cold, dense deep water...

The Aquatic Biome


Aquatic regions house numerous species of plants and animals, both large and small. ... Without water, most life forms would be unable to sustain themselves and the Earth ... freshwater (i.e, ponds and rivers) and marine (i.e, oceans and estuaries). ... The vegetation and animals living in the littoral zone are food for other ...

What Lives at the Bottom of the Mariana Trench? More Than You ...


Apr 14, 2013 ... But the Trieste was unable to observe much, and for whatever .... option because the intense pressure -- over 1,000 times sea-level -- dissolves the mineral. ... of soft-shelled forams living in the sediment of Challenger Deep in 2005. .... Roots Down, Shoots Up. But How Does a Plant Know Which is Which?

Where Insects Fear to Tread | DiscoverMagazine.com


Mar 1, 1997 ... And because the two have evolved together, the absence of flowers ... Yet almost none live beneath the surface of the open sea. ... The vast majority of plant life in the ocean consists of simple plants like single-celled green plankton ... The reason flowering plants, which evolved on land, have been unable ...

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Oceans Alive! | Life in the Sea | Life Near the Surface


The Living Sea Life Near the Surface ... Many live only near the sunlit surface. ... Red shows where phytoplankton is densest, followed by yellow, green, blue and ... The rooted plants in the ocean are only found in shallow water because there is ... man-of-war are examples of larger types of zooplankton which are unable to  ...

How do plants survive in the ocean? | Reference.com


Plants can survive underwater as long as they are close enough to the surface ... than a few hundred feet because sunlight cannot reach that deep into the ocean. ... with the naked eye, but large clusters may give the ocean surface a green hue. ... A: Some plants that live in the ocean are kelp, seaweed, seagrass and algae.

Chapter 54 - Ecosystems | CourseNotes


An ecosystem consists of all the organisms living in a community as well as all ... Plants and other photosynthetic organisms convert solar energy to chemical ... Chemosynthetic prokaryotes are the primary producers in deep-sea hydrothermal vents. ... To ecologists, net primary production is the key measurement, because it ...