About how much energy is transferred between a producer and primary consumer?

!if we removed the wolf, snake, and hawk from this food web, what best explains the impact it would have? a) the number of producers would increase. b)the number of decomposers would increase. c)the number of primary consumers would increase. d)the numbers of primary consumers would decrease.

Number and variety of living organisms includes genetic, species, and ecological types

Which is one example of a phenotypic change that is not genetic