All living things within an ecosystem are interdependent. a change in the size of one population affects all other organisms within the ecosystem. one well known predator/prey relationship is between ladybugs (predator) and aphids (prey). what happens to the population of aphids if there is an decrease in ladybugs?

a) the aphid population will decrease.

b) the aphid population will increase.

c) the aphid population will remain the same.

d) the aphid population will remain the same because ladybugs can only eat so may aphids.

Agenetically engineered corn plant is approved for agricultural use. the plant produces pollen that can make its own toxins. these toxins protect the corn plant against pests and no longer require the application of chemical pesticide. what is a likely impact on the farmer of growing such a variety of corn? a- the financial costs for the farmer would be lowered since less crops would be lost to pests. b-the financial costs for the farmer would be lowered since more crops would be lost to pests. c-the farmer may be held responsible for increasing chemical pollution. d-the farmer's expenses for pest control would increase due to an increase in bee population.