Answer: D. All of the above
Explanation: If airplane, air pollution. If boat, oil spills. They need to clear trees and stuff for airplanes and boats, so that's habitat loss. So you're answer would be D. All of the above
Answer:
Energy stems from the sun
Explanation:
Think about it, A plant takes energy from the sun and then a worm eats it soon after a bird eats that worm then when the bird dies its body is fed to fungi or back to plant life. Pretty much the sun is our biggest source of energy
Also The sun is our major source of heat without the sun we would freeze and perish.
Answer:
population density I hope this helps
Carrying watery fluids during the time of marathon run, it is termed as crucial because of retention of salts in the body where finally it will attain homeostasis. Electrolytes like sodium, potassium, chloride, salts, the water they are going to be environment out of the body by sweating during the time of running. The blood PH decreases because of water content and more carbon dioxide goes ahead and produces carbonic acid and hydrogen ions and this decreases blood PH which results in metabolic acidosis.
