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Fresh water

Fresh water

1. Water containing no significant amounts of salts, such as rivers and lakes.

2. Of, pertaining to, or living in, water not salt; as, fresh-water geological deposits; a fresh water fish; fresh water mussels.

3. Accustomed to sail on fresh water only; unskilled as a seaman; as, a fresh water sailor.

4. Unskilled; raw. Fresh water soldiers.


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Help with the basic understanding of Ecosystems

... conditions within ecosystems, e.g. the temperature and light within the water of a lake changes with depth, but on the whole the dominating factors are the same, e.g. the entire lake ecosystem is dominated by fresh water, the primary producers are phytoplankton and macroalgae and so on. ...

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by BasicBiology
Wed Sep 24, 2014 8:06 am
 
Forum: Ecology
Topic: Help with the basic understanding of Ecosystems
Replies: 1
Views: 454

Re: Help! ANT COLLONY!! I have a QUEEN ANT --- now what?

... the tiniest gaps, so I have it standing in a tray with a thin layer of water. I originally had them in just dry sand, but I moved them to a fresh set up with a soil-sand mixture that was slightly damp. They've made a little burrow ...

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by Waylah
Tue Jun 17, 2014 8:40 am
 
Forum: Zoology Discussion
Topic: Help! ANT COLLONY!! I have a QUEEN ANT --- now what?
Replies: 3
Views: 1823

Living or not? (viruses,viroids and prions).

... coast of Chile. Despite the oceanic source, the virus grew nicely in fresh water amoebae. The site also gave the virus its name: Megavirus chilensis. The authors followed ...

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by Sumanth001
Sun Dec 08, 2013 12:37 pm
 
Forum: Microbiology
Topic: Living or not? (viruses,viroids and prions).
Replies: 15
Views: 11265

Effect Of carbon dioxide on rate of photosynthesis

... Experiment Place a pond weed Elodea upside in a test tube containing water at 25°C. Place the tube in a beaker of fresh water. Place excess sodium bicarbonate (NaHCO3) in the water to give a constant saturated ...

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by snowfall
Thu May 30, 2013 5:33 pm
 
Forum: Botany Discussion
Topic: Effect Of carbon dioxide on rate of photosynthesis
Replies: 4
Views: 6629

Amoeba, Paramecium, Diatom

... they give energy and oxygen production. Amoebas are found in fresh or salt water, damp soil. They are heterotrophic I think feed on other microscopic organisms like algae ...

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by Ayeshaa
Thu May 10, 2012 3:14 am
 
Forum: Microbiology
Topic: Amoeba, Paramecium, Diatom
Replies: 0
Views: 6894
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