Search
Create
Log in
Sign up
Log in
Sign up
Ecology: Chapter 20, section 2
STUDY
Flashcards
Learn
Write
Spell
Test
PLAY
Match
Gravity
Ecology Vocabulary
Terms in this set (10)
Direct Observation
To directly count all members of a population.
Estimate
A guess of a number, based on assumptions.
Sampling
Counting the number of a smaller area within a larger area.
Birth Rate
Number of births in a population within a certain amount of time.
Death Rate
Number of deaths in a population within a certain amount of time.
Immigration
When members move Into (IN) a population.
Emigration
When members leave (EXIT) a population.
Population Density
The number of members of a population within a certain area.
Limiting Factor
A factor that causes a population to decrease. (Ex: Scarcity of Food, Water, Space, or bad weather)
Carrying Capacity
The largest population that an area can hold.
YOU MIGHT ALSO LIKE...
Determining Population Size
12 Terms
gordille
1.2 Studying Populations
14 Terms
Siskscience
Environmental Science 1-2 Studying Populations
12 Terms
mimiesu
1.2 Studying Populations
14 Terms
JewellScience
TEACHER
OTHER SETS BY THIS CREATOR
Adaptation & Evolution
22 Terms
bradscoffee
Genetics
36 Terms
bradscoffee
Animal Kingdom
33 Terms
bradscoffee
Plant Kingdom
38 Terms
bradscoffee
THIS SET IS OFTEN IN FOLDERS WITH...
Ecology: Chapter 20 Section 1
9 Terms
bradscoffee
Ecology: Chapter 20, section 3
15 Terms
bradscoffee
Transfer of Energy
34 Terms
bradscoffee
Biomes: Chapter 21, Section 4
24 Terms
bradscoffee
;