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Dictionary » A » Autotroph

Autotroph

Definition

noun, plural: autotrophs

A organism capable of making nutritive organic molecules from inorganic sources via photosynthesis (involving light energy) or chemosynthesis (involving chemical energy).


Supplement

Autotrophs are the producers in a food chain, such as plants on land or algae in water. Autotrophs may be photoautotrophs or chemoautotrophs.


Word origin: from the Greek autos = self and trophe = nutrition
Related forms: atotrophic (adjective)

Synonyms:


Compare: heterotroph

Related terms:


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Food Web

V is autotroph (it doesn't eat anything else, but is eaten). Fungi can be eaten by something of course, so there is no reason, why II could not be fungi.

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by JackBean
Fri Jan 04, 2013 6:11 pm
 
Forum: Ecology
Topic: Food Web
Replies: 6
Views: 912

Food Web

... II, which only consumes everything around and V, which is only consumed. Which organisms get no food? Autotrophs. I don't think that any fungi is autotroph (only as part of lichen).

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by JackBean
Fri Jan 04, 2013 1:37 pm
 
Forum: Ecology
Topic: Food Web
Replies: 6
Views: 912

Re: I hate to do this.

... hurt to repeat things. A producer is an organism that manufactures its own nutrients. Which of the following terms is another word for producer? Autotroph True. Green plants, some bacteria and some algae are autotrophs. 2. Which of the following types of organisms produce biomass? producers This ...

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by Larsa
Tue Nov 15, 2011 11:07 am
 
Forum: General Discussion
Topic: I hate to do this.
Replies: 3
Views: 10564

I hate to do this.

... that would be great A producer is an organism that manufactures its own nutrients. Which of the following terms is another word for producer? autotroph 2. Which of the following types of organisms produce biomass? producers 3. Which model shows the amount of energy lost during transference ...

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by biologyconfusesme
Mon Nov 14, 2011 7:39 pm
 
Forum: General Discussion
Topic: I hate to do this.
Replies: 3
Views: 10564

Genetic diversity & origin of life on Earth

... sexual reproduction, migration and population size please?? Also, the origin of life on Earth in terms of extraterrestrial source, heterotroph and autotroph?? I have an assignment on both topics but need more clarification. Thanks Mynica

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by Mynica
Wed Jul 06, 2011 2:07 am
 
Forum: Genetics
Topic: Genetic diversity & origin of life on Earth
Replies: 0
Views: 1337
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