All changes saved
3. a farmer wants to expand his fields, but only has hills left. he is worried about water erosion because of the rate at which water is pulled down
the hills during rainstorms. what can this farmer do to reduce the water erosion he fears?

a)rotate his crops so that there is permanent groundcover.

b)reshape the hills with terraces.

c)use contour plowing on the hills.

d)install silt fences at the bottom of the hills.

Dr. kaylan is an ecologist who studies bird behavior. she sets up an experiment to test which type of food crows are most likely to eat when given a choice between walnuts, corn, and sunflower seeds. to perform her experiment, dr. kaylan places three food bins in an area frequented by cows. each bin contains one of the three food types. then, she measures how much of each food type is eaten every day for a month and summarizes the results of her experiment in the pie chart below. based on her results, dr. kaylan concludes that crows choose to eat corn more frequently than other food sources because it has a higher nutritional value. what is a reasonable alternate conclusion that can be drawn from dr. kaylan's data

Sweating and breathing is an example of differentiation specialization maintaining homeostasis metabolism

How does an angiosperm prevent self pollination