In low light no plants grow. With no plants no animals can eat so less animals remain or stay there. With less animals less animals respire and breathe out CO2.
Energy travels through a food chain/web. When an organism eats another organism, the energy from the food is passed to the eater. For example, we humans eat food to give ourselves enough calories (energy) to function properly.
Answer:
b.Steady state
Explanation:
When a drug is in a steady state is usually defined as the time during which the drug remains stable when administered repeatedly or continuously (IV infusion) - this is the state where the rate of the drug entering the systemic circulation or drug administration equals to its rate of elimination out of the system. In the case where a drug is administered multiple times in fixed intervals the plasma concentration increases till it plateaus. This administration pattern will result in a steady-state concentration which is intended to be within the therapeutic window