A disease has spread killing plants in this freshwater ecosystem what is true about the impact of this disease? 1. small fish that rely on the plants for protection will decrease in population

2. the large fish population will increase

3. the oxygen in the water will increase

4. the frog population will increase

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

15 ! come and answer! a(n) is the general term for an infectious disease that has spread across a city, region, or country.

What best explains the inability for life to exist in earth early atmosphere