5 Written Questions
5 Matching Questions
- 22. What are the two types of succession and how are they different?
- 15. Explain the relationship between a predator and prey. Explain how the each population affects the other's population.
- 19. Name three types of symbiosis and explain how each organism is affected.
- 14. What are two major interactions between organisms in an ecosystem?
- 20. Give examples of each type of symbiosis.
- a P- a tick on a dog
C- a bird sitting on a deer
M- a bee pollinating a flower
- b 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
- c Predator: wolf- helps control the population by eating the prey
Prey: deer- provides food for the predator
- d -Predation
- e Commensalism- one is benefited one get nothing happened to it
Parasitism- on is harmed and the parasite is benefited
Mutualism- both organisms are benefited
5 Multiple Choice Questions
- Forest fires
- 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
- Biotic- plants, animals, paper
Abiotic- sun, water, soil
- How many people live in one area
- 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
5 True/False Questions
18. What is symbiosis? → The series of predictable changes that occur in a community over time
5. How is the ecosystem level different from the other levels? → The ecosystem is formed by the community and all the abiotic factors together
23. What is a pioneer species and how are they important to the steps of succession? → The first species to populate an 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
16. Explain adaptations a predator has to make it a good predator. → Hiding in its shell, claws, being nocturnal, cunning