To offset high levels of carbon dioxide which of the following is the most viable option?
A. pump oxygen in using oxygen tanks
B. include indoor plants
C. take shorter or less breathes
D. keep windows and doors closed

your body is trying to warm itself up. or more precisely, sensors in your skin send messages to your brain to generate heat to your body.

ecological efficiency: % of usable energy transferred as

biomass from one trophic level to the next typical is 10% efficient (90% of

energy is lost),is diagramed as the pyramid of energy flow. then osprey eagle

are tertiary consumer and the shrimp are primary consumer, so to balance

mass of shrimp (1/0.1) / 0.1 = 100 kg 

stimulus is a change in the environment that causes an organism to react. the response is the reaction to the stimulus. some examples of stimuli for zebras are drought, to many predators, and bad feeding grounds such as dead grass or plants. zebras respond to stimuli just like all other living organisms

. ph changes the ability of them he enzyme to dissolve in water.