How does a decrease in abiotic resources impact the population growth in an ecosystem? A. The population size will increase
B. The population size will decrease
C. The population size will not change

he forelimbs below belong to four species that descended in a direct line from the ancestral mammal shown above. of the four descendants shown, which species most likely appeared earliest in evolutionary history?

(nitrogen fixation) will be your answer sorry if im wrong

answer; increases;