Which of the following samples has the greatest population density?

a.) 125,000 organisms in 2.5 mi^2
b.) 13,000 organisms in 1.0 mi^2
c.) 150,000 organisms in 4.0 mi^2
d.) 100,000 organisms in 0.5 mi^2

What were the main components of earth’s earliest atmosphere? oxygen and ammonia hydrogen and helium oxygen and nitrogen hydrogen and nitrogen

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

Which short-term environmental change is most likely to lead to ground shifting, landslides, and the collapse of buildings or roads? forest fires flooding earthquakes