Which of these is a type of point-source pollution that might occur on a farm? a. pesticides dripping from the leaves of treated crop plants b. excess salt deposited in the soil when irrigation water evaporates c. oil dripping from the pump for a water well d. excess nitrogen and phosphorus fertilizers applied to fields

The diagram shows a fossil of an ancient whale skull and a skull of a present-day whale. the ancient whale is extinct and is believed to be an ancestor of the present-day whale. what do these skulls most likely show that supports darwin’s theory of evolution? all populations can adapt and survive. only some organisms have a common ancestor. populations change slowly over time. populations rapidly become extinct.

How do you date a sample of rock that you suspect as being one of the earliest on earth

Which of the following is a true statement? a. individuals evolve to have adaptations. b. individuals have adaptations that can change over time. c. individuals have traits that may or may not make them successful at reproduction. d. populations cant evolve, only individual organisms.