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- 1. Multiple Choice
Active demand by two or more organisms or kinds of organisms for some environmental resource in short supply
Habitat
Competition
Niche
Population
- 2. Multiple Choice
A whole number of people or other organisms living in an area
Habitat
Competition
Niche
Population
- 3. Multiple Choice
The place or environment where a plant or animal naturally or normally lives and grows
Habitat
Competition
Niche
Population
- 4. Multiple Choice
The role of an organism in an ecosystem
Habitat
Competition
Niche
Population
- 5. Multiple Choice
Death of a population
Adaptation
Extinction
Long-term environmental change
Short-term environmental change
- 6. Multiple Choice
An event that occurs over a long period of time that leads to adaptation of an organism
Adaptation
Extinction
Long-term environmental change
Short-term environmental change
- 7. Multiple Choice
An event that occurs in a short period of time that leads to extinction or migration
Adaptation
Extnction
Long-term environmental change
Short-term environmental change
- 8. Multiple Choice
A characteristic or behavior that allows an organism to survive in a changing environment
Adaptation
Extiction
Long-term environmental change
Short-term environmental change
- 9. Multiple Choice
The ultimate source of energy
Producers
Consumers
Food webs
Sun
- 10. Multiple Choice
They are able to transform the energy from the Sun to make food
Producers
Decomposers
Food webs
Sun
- 11. Multiple Choice
They show the complex relationships of energy flow in an ecosystem
Producers
Decomposers
Food webs
Sun
- 12. Multiple Choice
They break down plant and animal remains and waste into molecules that producers reuse to make energy
Producers
Decomposers
Food web
Sun
- 13. Multiple Choice
What is an example of a biotic factor?
Consumer
Sunlight
Soil nutrients
Water
- 14. Multiple Choice
Organism that gets energy from producers
Primary consumers
Secondary consumers
Tertiary consumers
Decomposers
- 15. Multiple Choice
Which of the following is an abiotic factor?
Disease
Producer-consumer relationship
Sunlight
Food web
- 16. Multiple Choice
When an organisms' prey decreases, what most likely will happen?
The number of prey will increase
The prey gets sick
The number of predators will also decrease
The number of predators will increase
- 17. Multiple Choice
When two organisms get energy from the same source, there is...
Peace
An adaptation
Competition
More sunlight
- 18. Multiple Choice
The arrow in a food web shows...
The sunlight
Which organism is eating who
Which organism is dying
The flow of energy from organism to organism
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