Answer:
The lowest level, which is usually the producers.
Explanation:
This is because on every level of the trophic system, some energy is lost before the next level. So the level with the least lost energy is the lowest
Answer: it produced oxygen as a waste product
Explanation: there was more free oxygen
Answer:
C
Explanation:
Plants and Animals breathe in carbon and convert the carbon molecules into oxygen!
Answer:
<u><em>Starfish</em></u> reproduce every winter by ejecting there eggs into the water, since they only live on average 35 years they reproduce about 35 times in their lifetime. Only a couple of the eggs will fertilize and turn into a Starfish.
<u><em>Hippos</em></u> are the only mammals in Africa that reproduce in water, Hippos reproduce in May and through June. Hippos usually live to around 40 to 50 years, and most hippos through May and June reproduce more than one time.
Explanation:
Hippos strategies of reproducing are better than Starfish.
Answer:
FF | FA
-------------
FA | AA
Explanation:
F= free ear lobed male A= female with attached earlobes
FF | FA
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FA | AA
