Biotic or abiotic?	What does it mean? Section 1	What does it mean? Chapter 2
100 biotic factor Principal Beck is....	100 ecosystem all of the organisms living in an area together with their physical environment	100 evolution a change in the genetic characteristics of a population from one generation to the next
200 abiotic factor sand is...	200 population a group of the same species that live in the same place	200 artificial selection Selective breeding of organisms by humans for specific characteristics
300 biotic factor mushroom is...	300 abiotic nonliving parts of the ecosystem, including air water rocks, sand, light and temperature	300 natural selection the process by which individuals that are better adapted to their environment survive and reproduce with more success than less well adapted individuals do
400 abiotic factor water is...	400 species a group of organisms that can mate to produce fertile offspring	400 adaptation an inherited trait that increases an organisms chance of survival and reproduction in a certain environment
500 biotic factor a leaf is..	500 community a group of various species that live in the same place and interact with each other	500 resistance the ability of one or more organisms to tolerate a particular chemical designed to kill it

Chapter 4 review

How many teams are playing ?
Time given to answer each question ?