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Biology 8 Online
OpenStudy (praetorian.10):

Identify which organisms are producers, herbivores, omnivores or carnivores in the food chain shown in Fig. 3-1.

OpenStudy (abhisar):

Fig ?

OpenStudy (praetorian.10):

OpenStudy (praetorian.10):

now i wanna help with this question

OpenStudy (praetorian.10):

so first off i think the shark, squid and small fishes are carnivores

OpenStudy (abhisar):

correct

OpenStudy (praetorian.10):

are they omnivores as well?

OpenStudy (praetorian.10):

or are they like toads and only eat moving worms

OpenStudy (praetorian.10):

so to speak

OpenStudy (praetorian.10):

i also think algae are producers

OpenStudy (praetorian.10):

so zooplankton must be herbivores

OpenStudy (praetorian.10):

so the only question is omnivores (scavengers)

OpenStudy (praetorian.10):

sharks seem pretty predatory to me (i live in australia) but i dunno if they dont eat dead fish too

OpenStudy (praetorian.10):

or something

OpenStudy (abhisar):

\(\bf Plankton\) is a general term for both \(\bf phytoplankton\) and \(\bf zooplankton\), which are passively floating and some weakly swimming animal-like and plant-like organisms that are moved with the currents. Phytoplankton are the plant-like division of planktonic organisms while zooplankton is more animal like

OpenStudy (abhisar):

Zooplanktons consists of small protozoans or metazoans (e.g. crustaceans and other animals) that feed on other plankton and telonemia (microscopic eukaryote, single-celled organisms.)

OpenStudy (abhisar):

So, Algae---->Producers Zooplankton---->Omnivores Fishes, Squid, Shark-----> Carnivores

OpenStudy (abhisar):

Got it ?

OpenStudy (praetorian.10):

and so theres no herbivores

OpenStudy (abhisar):

nopes !

OpenStudy (praetorian.10):

oh okay

OpenStudy (praetorian.10):

so i was kinda close

OpenStudy (abhisar):

yep !

OpenStudy (praetorian.10):

well at least i am improving i guess

OpenStudy (praetorian.10):

thanks mate

OpenStudy (abhisar):

\(\color{red}{\huge\bigstar}\huge\text{You're Most Welcome! }\color{red}\bigstar\) \(~~~~~~~~~~~~~~~~~~~~~~~~~~~\color{green}{\huge\ddot\smile}\color{blue}{\huge\ddot\smile}\color{pink}{\huge\ddot\smile}\color{red}{\huge\ddot\smile}\color{yellow}{\huge\ddot\smile}\)

OpenStudy (abhisar):

but if strictly hv to go with the diagram, then there should be no omnivores and zooplankton should be considered as herbivores only

OpenStudy (abhisar):

@Somy

OpenStudy (praetorian.10):

ummm....okayyy

OpenStudy (abhisar):

@alphadxg

OpenStudy (praetorian.10):

so why did we hypothesise that zooplankton were omnivores again?

OpenStudy (praetorian.10):

they dont look like they'd be doing a lot of hunting

OpenStudy (abhisar):

\(\color{blue}{\text{Originally Posted by}}\) @Abhisar Zooplanktons consists of small protozoans or metazoans (e.g. crustaceans and other animals) that feed on other plankton and \(\bf telonemia~(microscopic~eukaryote,~single-celled~organisms.)\) \(\color{blue}{\text{End of Quote}}\)

OpenStudy (praetorian.10):

i recon' herbivores is a much better title

OpenStudy (praetorian.10):

true that

OpenStudy (somy):

@Abhisar what is it?

OpenStudy (abhisar):

Is zooplankton a herbivore, carnivore or omnivore ? @Somy

OpenStudy (somy):

some are carnivores some are herbivores

OpenStudy (abhisar):

This means they are omnivores ! ryt ?

OpenStudy (somy):

but in this picture they are herbivores

OpenStudy (somy):

nope, u need to consider the food chain

OpenStudy (abhisar):

yeah, that's why i am thinking the answer here should be herbivores

OpenStudy (abhisar):

I searched and found that some are herbivores, some carnivores & some omnivores http://www.kgbanswers.com/are-zooplankton-omnivores-carnivores-or-herbivores/4679989

OpenStudy (somy):

it's not showing any kind of arrow from zooplankton to some other animal in this food chain we see it only feeding on producers

OpenStudy (abhisar):

Yeah that's ryt @Somy ! So lets say that here zooplanktons are herbivores and no one is omnivores

OpenStudy (somy):

thats right

OpenStudy (praetorian.10):

what about: Algae---->Producers Zooplankton---->Herbivores Fishes ------------> Omnivores and Carnivores Squid, Shark-----> Carnivores

OpenStudy (abhisar):

Thanx @Somy !

OpenStudy (abhisar):

How fishes omnivores ? again here is no such arrow !

OpenStudy (somy):

Fishes ------------> Carnivores only

OpenStudy (abhisar):

yeah she is correct !

OpenStudy (praetorian.10):

Algae---->Producers Zooplankton---->Herbivores Fishes, Squid, Shark-----> Carnivores

OpenStudy (abhisar):

Here u go !

OpenStudy (praetorian.10):

oh boy that was fun

OpenStudy (somy):

yes that's right there are no omnivores in this food chain

OpenStudy (praetorian.10):

well thanks heaps everyone for the effort

OpenStudy (praetorian.10):

and researching and debating and everything

OpenStudy (abhisar):

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OpenStudy (praetorian.10):

its means a lot @Somy @Abhisar

OpenStudy (somy):

you are welcome ♥

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