Introduction to Ecology
Food Webs/Chains
Ecosystems & Biomes
Population Growth
Final Jeopardy
100
________ factors are living factors within an ecosystem.
Biotic
100
This image is an example of a _______ ________.
Food chain
100
Which biome is warm all year and has heavy rainfall?
Tropical Rainforest
100
What is an example of a density-dependent limiting factor?
Predation, Spread of diseases and parasites, and Competition
100
1. Draw an example of a food chain
2. Label the organisms within your food chain with their niche.
3. If the producers were to be wiped out by a fire, how would that affect the other organisms within the food chain.
2. Producer, Primary consumer, secondary consumer, tertiary consumer, etc.
3. The primary consumers would decrease in numbers making the following consumers population decrease as well.
200
What are two examples of abiotic factors?
Anything that is a Nonliving aspect in an ecosystem.
200
The grasshopper is an example of a _________ _________.
Primary Consumer
200
What are the two types of ecological succession?
Primary and Secondary
200
Populations with a higher density are more likely to find a ______ and reproduce, but are more likely to spread __________.
Mate; diseases
300
What are three characteristics of life?
Organization/Cells, Growth, Response to stimuli, reproduction, metabolism, and evolution
300
What is an autotroph?
An organism that makes its own food.
300
Secondary succession can only happen after:
a disturbance that destroys the previous community. (Ex: fire, flood, tornadoes, etc.)
300
Intraspecific competition happens between members of ________ species.
Same species
400
What is the difference between a population and a community?
A population is a group of the same species while a community are groups of different species.
400
What percentage of energy is lost from the primary consumers to the secondary consumers? 
10% of energy is lost
400
What is a niche?
This is an organism‘s role in its ecosystem
400
Exponential growth occurs in areas with _________ resources while logistic growth occurs when a population size is ________ by natural resources.
Unlimited; Limited
500
What is the order of the levels of ecological organization from largest to smallest?
Biosphere, ecosystem, community, population, organism
500
Most energy is lost as _______ in an energy pyramid.
Heat
500
Why is biodiversity important?
Ecosystems with greater biodiversity are generally less likely to change and fall part while ecosystems with less biodiversity are more likely to collapse.
500
As a population reaches it’s carrying capacity, what happens to the death rates?
The death rates begin to increase