Fresh & Salt water Systems Checkpoint Eight Flashcards
1
Q
What is a population?
A
A group of organisms of the same species that live in a particular area.
2
Q
What is a community?
A
Population of different species living in the same area.
3
Q
What things could a change in population mean?
A
- an increase or decrease in total population
- a change in the number of males vs females
- a change in the number of old vs young organisms
4
Q
What are the 3 major types of changes?
A
1) Seasonal
2) Short-term Changes
3) Long-term Changes
