biological organization Flashcards
1
Q
what is the first (most specific) level of biological organization
A
atoms
2
Q
what is the second level
A
molecules
3
Q
what is the third level
A
cells
4
Q
what is the fourth level
A
tissue
5
Q
what is the fifth level
A
organs
6
Q
what is the sixth level
A
organisms
7
Q
what is the seventh level
A
population
8
Q
what is the eighth level
A
community
9
Q
what is the ninth level
A
ecosystem
10
Q
what is the tenth (most broad) level of biological organization
A
biosphere
11
Q
what are molecules
A
groups of atoms; smallest unit of most chemical compounds
12
Q
what are cells
A
smallest functional unit of life
13
Q
what are tissue and organs made up of
A
groups of cells
14
Q
what is an organism
A
an individual living thing
15
Q
what is a population
A
a group of organisms of one type that live in the same area
