5 Written questions
5 Matching questions
- 21. What is succession?
- 3. Give examples of abiotic and biotic factors.
- 16. Explain adaptations a predator has to make it a good predator.
- 4. What are the levels of organization in an ecosystem?
- 6. What is ecology?
- a Running fast, claws, being nocturnal, stealth
- b Organism-population-community-ecosystem
- c The study of how organisms interact with each other and with their environment
- d Biotic- plants, animals, paper
Abiotic- sun, water, soil
- e The series of predictable changes that occur in a community over time
5 Multiple choice questions
- Biotic- the parts of a habitat that are living, or were once living and interact with an organism
Abiotic- the nonliving parts of an organism's habitat
- Because it would cause competition, because you can't share a job with something
- Primary- he series of changes that occur in an area where no soil or organisms exist- takes 100's of years
Secondary- the series of changes that occur in an area where the ecosystem ha been disturbed, but where soil and organisms still exist- takes a couple years
- A habitat is an environment that provides the things a specific organism needs to live grow and reproduce
It should provide food, water & shelter and anything else it needs to stay in its habitat
- Predator: wolf- helps control the population by eating the prey
Prey: deer- provides food for the predator
5 True/False questions
7. What can cause a population to increase? Decrease? → I- birth rate and immigration can make a population increase, space
D- limiting factors, food shortages, emigration, and natural disasters can make a population decrease
8. What does population density measure? → How many people live in one area
9. What is a limiting factor? Give examples. → -An environmental factor that causes a population to stop growing or to decrease in size
-Natural disaster, space, food, water, weather conditions, population growth, disease
10. What is an adaptation? → The series of predictable changes that occur in a community over time
23. What is a pioneer species and how are they important to the steps of succession? → 1. Abandoned field
2. Tree growth begins
4. Climax community