BIO 181 NCSU exam 2 Questions & Answers, 100% Accurate, VERIFIED.

BIO 181 NCSU exam 2 Questions & Answers, 100% Accurate, VERIFIED. What is ecology? - -How organisms relate to one another and their environment. What is organismal ecology? - -one organism's interactions with its environment (abiotic or biotic) What is population ecology? - -Interactions between members of the same species. What is an abiotic factor? - -Non-living physical and chemical element. ex. water, air, soil, sunlight, minerals What is a biotic factor? - -living / once-living organisms. ex. animals, plants, fungi What is a population? - -a group of individuals of the same species living in the same area at the same time what are the three characteristics of a population? - -Range, pattern of spacing, and change in size through time What is demography? - -quantitative study of populations (how size changes through time) generation times - -populations with short generation times can increase in size more quickly larger animals - -have longer generation times what is age structure? - -the number of individuals in different age groups