Which is the change in size of a group of organisms of the same species over time?
population growth
death rate
birth rate
immigration and emigration

What is point source pollution of an aquatic ecosystem? a) pollution of freshwater sources b) pollution from many sources that combine into one c) pollution that occurs over a wide area; water that runs off from fields, parking lots, and other land surfaces d) pollution that can easily be identified with a single discharge source, such as an open pipe which drains into a body of water

What is true of metabolism in its entirety in all organisms?

Me asap i need during photosynthesis, the following reaction takes place: carbon dioxide + water + light energy → sugar + oxygen during cellular respiration, the following reaction takes place: sugar + oxygen → carbon dioxide + water + chemical energy given this information, how are photosynthesis and cellular respiration related? question 2 options: a the products of photosynthesis are the reactants of cellular respiration. b photosynthesis and cellular respiration both start with the same materials. c photosynthesis and cellular respiration both produce the same materials. d the same type of energy is found in both photosynthesis and cellular respiration.