Unit 2 Reading Quizzes

Unit 2 Reading Quizzes - Reading Quiz CH 47 1 To which two...

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Reading Quiz CH 47 1. To which two trophic levels do a leaf-eating caterpillar and the bird that eats it belong? 2. List two processes that function in most ecosystems. 3. Most ecological pyramids are smallest at the top and largest at the bottom. One reason for this is that much of the energy at a given trophic level is lost as heat and not passed on to the next level. What is another reason ecological pyramids are mostly right-side- up? 4. What are two of the major atmospheric biogeochemical cycles? 5. What limits the length of a food chain within a food web? CH 45 Reading Quiz 1. Over time, one rotting banana in your fruit bowl can only sustain a few thousand fruit flies ( Drosophila melanogaster ). What do we call this population limit? 2. What is one reason why a clumped pattern (e.g. schools of fish) is the most common pattern of population distribution? 3. In just ten years between the 1980s and 1990s, North Atlantic Codfish ( Gadus morhua ) evolved to reproduce at a much younger age than ever before known. Propose a hypothesis to explain this
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