Answer for brainliest the joint highlighted in the image below are joint? use the words above to answer

An easy way to calculate the amount of energy available at each level is to what?

If bacteria are much too small to see, what is one reason why can we see colonies in the petri dishes that have plenty of food to eat after only a few days?

Consider the model of the oxygen cycle on earth. the majority of earth's oxygen reservoirs are found in the a) atmosphere. b) biosphere. c) hydrosphere. d) lithosphere.