Energy must be transformed in ecosystems because a. energy cannot be created or destroyed b. an organism’s energy must go somewhere c. an organism’s energy must come from somewhere d. all of the above

Which of the following represents the chemical reaction of hydrazine and hydrogen peroxide to produce nitrogen and water? a. nitrogen + hydrogen peroxide → hydrazine + water b. nitrogen + water → hydrazine + hydrogen peroxide c. hydrazine + hydrogen peroxide → nitrogen + water d. water + hydrogen peroxide → nitrogen + hydrazine

The negative change found inside the plasma membrane is created by potassium ions sodium ions hydrogen ions chlorine ions

What are some possible consequences of preventing prescribed burns and natural wildfires