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True or False:
Omnivores feed only on primary producers. |
False
|
True or False:
When an organism dies, the nitrogen in its body is released released by decomposers. |
True
|
True or False:
A food chain is made up of interrelated food webs. |
False
|
True or False:
All organisms in an ecosystem are part if the food web of that ecosystem. |
True
|
True or False:
A change in the number of predators in a food web can affect an entire ecosystem. |
True
|
True or False:
Decomposers absorb engery from organisms by breaking down living tissue. |
False
|
True or False:
the source of enegry of an organism determines its tropic level. |
True
|
True or False:
A trophic level is a group of organisms whose engery sources are the same level away from the sun. |
false
|
True or False:
Organisms at higher trophic levels tend to be fewer in number than those at lower trophic levels. |
True
|
True or False:
Producers in an ecosystem transfer all of their energy to primary-level consumers |
False
|
True or False:
Carbon dioxide is one of the reactants in cellular respiration. |
False
|
True or False:
Photosynthesis and cellular respiration have opposite reactions. Cellular respiration uses the products from photosynthesis as its reactants. |
True
|
True or False:
Plants cannot live without humans, but humans can live without plants. |
False
|
The niche of a deer in a forest is that of a herbivore. The niche of a courgar that eats the deer in that of a _____________.
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Carnovire
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Animals known as _________ eat ONLY primary producers.
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Herbaivore
|