Why don’t poor farmers use the machinery and fertilizers of green revolution farming? a. they misused and broke them. b. they do not like to use them. c. they cannot afford them. d. they are afraid of them.

What type of specimens where you able to see under each of the microscopes in the microscope activity

!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.

The leopard frog and the pickerel frog are two closely related species. in areas where their ranges overlap, the frogs will remain separate species if they