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heterotrophs
Heterotrophs are organisms that cannot manufacture its ownfood and instead obtains its food and ernegy by taking in organic substances,ussually plant or animal matter.eg of those organisms are:all animals,protozoans,fungi,and bacteria. Autotrophs is an organism that manufacter its own food from inorganic substances such as Carbondioxied and ammonia.eg of those organisms are green plants,certain algae,photosythetic bacteria.
No, vegetarians, or better described, as herbivores in this example, are not the only heterotrophs that get all their energy from plants. All living organisms, including carnivores, also derive energy from plants by eating the herbivores.
A green alga called Chlamydomonas reinhardtii can switch between being autotrophic, utilizing photosynthesis, and being heterotrophic by taking up organic carbon sources from its environment when light is limited. This ability allows the organism to adapt to changing environmental conditions for survival.
I had this on my BIO quiz earlier today. Because heterotrophs are not photosynthetic they receive their energy in the same way we do, food. Heterotrophs can be classified as consumers which means they eat (and get energy) from other plants or animals.
heterotrophs
Autotrophs get the nitrogen from the soil by the nitrogen fixing bacteria that convert nitrogen to nitrate salts used up by plants while heterotrophs gets them when they consume the autotrophs, making them have some of the nitrates in palnts. Autotrophs and heterotrophs then die and are decomposed by bacteria to recycle the nitrogen in air . Some of those bacteria converts the nitrates into form of nitrogen recycling them into the atmosphere.
Heterotrophs came first because they could live off the minerals in the oceans (Heterotrophs are just organisms that take their source of energy from somewhere else - minerals do count). Autotrophs, however, could not have lived first because the ozone layer was not formed, and taking in the sunlight would have been the same as taking in harmful UV radiation that would have killed the autotrophs. The cyanobacteria (which are heterotrophs) were the ones that first helped create the ozone layer.Actually, Cyanobacteria aren't heterotrophic. This WRONG answer led me cramming for our debate about Autotrophs vs. Heterotrophs. If you want to know about which came first, either search about primordial theory by A.I Oparin or go to http://leiwenwu.tripod.com/(:my yahoomail: lord_reverie@yahoo.com.ph
Some bacteria, called autotrophs, make their own food from the carbon in CO2. Most bacteria are heterotrophs, taking their food 'ready-made' from other sources.
Heterotrophs are organisms that cannot manufacture its ownfood and instead obtains its food and ernegy by taking in organic substances,ussually plant or animal matter.eg of those organisms are:all animals,protozoans,fungi,and bacteria. Autotrophs is an organism that manufacter its own food from inorganic substances such as Carbondioxied and ammonia.eg of those organisms are green plants,certain algae,photosythetic bacteria.
No, vegetarians, or better described, as herbivores in this example, are not the only heterotrophs that get all their energy from plants. All living organisms, including carnivores, also derive energy from plants by eating the herbivores.
Biomass
Biomass
All non-organic is non-biomass and thus the "not the example of biomass". For example, your tennis racket made of graphite and not the biomass, your wall is concretes and not the biomass and your glass windows is definitely made of glass and not the biomass (not taking account of the wood frame though).
A green alga called Chlamydomonas reinhardtii can switch between being autotrophic, utilizing photosynthesis, and being heterotrophic by taking up organic carbon sources from its environment when light is limited. This ability allows the organism to adapt to changing environmental conditions for survival.
The process of eating is a form of consuming, or consumption. All heterotrophs (consumers) must consume other organisms to survive, whereas autotrophs (producers) create organic material from inorganic matter (water, air, minerals) using energy from light, sunlight, or much more rarely thermal sources.
An ecological pyramid of biomass shows the relationship between biomass and trophic level by quantifying the amount of biomass present at each trophic level of an ecological community at a particular moment in time. It is a graphical representation of biomass(total amount of living or organic matter in an ecosystem) present in unit area in different tropic levels. Typical units for a biomass pyramid could be grams per meter2, or calories per meter2.The pyramid of biomass may be 'inverted'. For example, in a pond ecosystem, the standing crop of phytoplankton, the major producers, at any given point will be lower than the mass of the heterotrophs, such as fish and insects. This is explained as the phytoplankton reproduce very quickly, but have much shorter individual lives.One problem with biomass pyramids is that they can make a trophic level look like it contains more energy than it actually does. For example, all birds have beaks and skeletons, which despite taking up mass are not eaten by the next trophic level. In a pyramid of biomass the skeletons and beaks would still be quantified even though they do not contribute to the overall flow of energy.(This is copied from Wikipedia)