URGENT Which of the following best explains why there are seldom more than five trophic levels in a food chain? O The ecosystem contains too much biomass living mass)

O Most carnivores function at more than one trophic level
Top cami vores are too few in number to prey effectively

O Energy is lost from each trophic level

High blood pressure occurs when there is too much blood flowing through the blood vessels at one time. by changing the amount of water in the blood, blood pressure can change. the excretory system can to lower blood pressure.which would most likely occur in the kidney? a)more water would be transferred from the nephron.b)less water would be absorbed into the nephron.c)the amount of water in the bladder would decrease.d)the amount of water in the blood would increase.