What is skeletal connective tissue? give its function

Which direction does the energy flow in this energy pyramid ?

The is an estimate of the fewest number of organisms a population needs to avoid extinction. this measurement will most if the number of offspring each female in the population produces increases. if the population's this measurement will most likely increase. 1 population density, minimum viable population, carrying capacity 2 decrease, be unaffected, increase 3 death rate increase, dead rate decrease

How energy flows through each level in this energy pyramid. is all the matter and energy from one level transferred to the next level?