Humans (biosphere) harness energy from the wind by having it spin wind turbines to produce electricity for use on earth a) geosphere and biosphere b) atmosphere and geosphere c) biosphere and atmosphere d) hydrosphere and geosphere

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

Some birds look for food near cattle and other livestock. the movement of the cattle churns up the ground, making insects available to the birds. the cattle appear to be unaffected by the presence of the birds. what kind of relationship exists between the birds and the cattle? o a. parasitism o b. commensalism o c. predation o d. mutualism

Which process is represented a.) deletion b.) nondisjunction c.) translocation d.) insertion