1.
Smallest functional unit of life
2.
Part of earth that contains all ecosystems
3.
Community and its non-living surroundings
4.
Populations that live together in a defined area
5.
Group of organisms of one type in the same area
6.
Individual living thing
7.
Tissues, organs and systems are made of
8.
Smallest unit of most chemical compounds
11.
Negatively charged ion
12.
contains one type of atom
13.
Differ in number of neutrons
14.
Electrons are transferred from atom to atom
15.
Electrons are shared between atoms
16.
Attraction between molecules of same substance
17.
Attraction between different substances
18.
Physically combined elements and compounds
19.
Evenly distributed components
20.
Substance that dissolved
21.
solute is dissolved in
22.
concentration of H ions
23.
forms H ions in solution
24.
Produces hydroxide ions
