Author: Judy Jones

Carbon Cycle

Population Growth

Graph the follow data—two lines.

Information Organizer
Number THREE

TIME	POPULATION A	POPULATION B
1 year	2	2
2 years	4	4
3 years	8	8
4 years	16	16
5 years	32	32
6 years	64	64
7 years	128	70
8 years	256	70
9 years	512	70

A Little Vocabulary

Community and ecosystem:
Producer and autotroph:
Consumer and heterotroph:
Decomposer:

What processes remove carbon dioxide from the atmosphere?
What processes put carbon dioxide into the atmosphere?

Matter and Energy

What is the greenhouse effect?

Which line shows logistic growth?
Which line shows exponential growth?
Which line shows a population reaching carrying capacity?

How do matter and energy move differently through the biosphere?

Factors that affect communities

Abiotic
Biotic

Carrying Capacity and
Limiting Factors (food, competition, climate)

Food Webs

For the above food web, list the:
Primary producer:
Primary consumers:
Secondary consumers:
Tertiary consumers:
Quaternary consumers:

Symbiotic Relationships

Mutualism:
Commensalism:
Parasitism:
Predator-Prey:

PREDATOR-PREY RELATIONSHIP

Techniques of Field Ecology
Sampling:
Quadrant Studies:
What do these tell us?

Note levels in energy pyramid. Assume producers have 1000 kcal of energy.

ENERGY PYRAMID

Describe the relationship.