Someone answer : ) what problems would you expect to observe in an ecosystem without primary consumers? be sure to answer this question in paragraph form using complete sentences.

The population increases in producer (producer diversity) and decreases in secondary, tertiary and higher order consumer populations.

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the correct answer is option b

behavioral response need communication and thus co-ordination at several levels such as interaction among cells, organ system and the entire organism.

behavioral response produces both internal and environmental stimulus.

after receiving a stimus, the sensory receptors send(s) signals to the appropriate area of the body.  

the must be sensory neurons.  

hope its .