The process by which organisms keep everything inside their bodies within certain limits is called
a. homeostasis.
b. evolution.
c. metabolism.
d. photosynthesis.

The process by which organisms keep everything inside their bodies within certain limits is called   homeostasis.

Homeostasis is the ability or tendency to maintain internal stability in an organism to overcome for environmental changes. An example of homeostasis is the human body keeping an average temperature of 37 C degrees.

According to definition, A option is correct.

i think that it is plants

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