Question 17 of 25
4 Points
When does the exponential growth of a population start to slow down?
O
A. When the carrying capacity is met
B. When the birthrate is higher than the death rate
O
C. When organisms begin to migrate
D. When there are limited resources
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This is a typical grassland food web. it is also a small picture of an important cycle on earth: the carbon cycle. describe how the carbon gets into this food web. a) bacteria and fungi, the decomposers, recycle carbon from dead organisms. b) carbon is found in the grass and is passed from one level to the next in this food web. eliminate c) all living things give off carbon dioxide as a by-product of respiration and it is released into the atmosphere. d) plants use carbon dioxide as a reactant in photosynthesis, to make usable chemical energy in the form of a sugar.