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- 1. Multiple Choice
If students clear land to prepare to plant a garden in the spring, what would come first when observing ecological succession?
Development of topsoil
growth of weeds and grasses
growth of trees and shrubs
development of a stream
- 2. Multiple Choice
After which event will primary succession most likely occur?
thunderstorm
crop harvest
volcanic eruption
urban development
- 3. Multiple Choice
After a forest fire, which type of organisms will begin secondary succession?
small shrubs
Mature oaks
evergreens
wildflowers
- 4. Multiple Choice
Which is an example of primary ecological succession?
plants and animals invading an abandoned crop field
mangroves stabilizing the soils on tropical coasts
minerals spurring rapid plant growth
lichen growth on rocks
- 5. Multiple Choice
which of the following sequences most likely represents succession on a recently abandoned farm?
grasses, flowering plants, shrubs, maple trees
maple trees, shrubs, flowering plants, grasses
shrubs, grasses, maple trees, flowreing plants
flowering plants, maple trees, shrubs, grasses
- 6. Multiple Choice
Which adaptation most likely developed to help animals recognize each other?
the ability to migrate
the ability to camoflauge
the ability to produce body scents
the ability to produce body wastes
- 7. Multiple Choice
Crickets communicate with other crickets by chirping, however, there are a few crickets that can not make a sound. Those crickets that can not make sounds are less likely to reproduce. This is an example of:
learned behavior
genetic replication
natural selection
selective breeding
- 8. Multiple Choice
Why is a reduction in biodiversity due to loss of plant populations especially destructive to an ecosystem?
plants have the most biomass
plants are resistant to disease
plants are primary producers
plants are part of the food web
- 9. Multiple Choice
Which organism is a secondary consumer?
A
B
C
D
E
- 10. Multiple Choice
Which type of organism is at the lowest level of the food chain?
autotroph
heterotroph
carnivore
omnivore
- 11. Multiple Choice
Which organisms make energy available to all other organisms in a food chain?
producers
decomposers
consumers
scavengers
- 12. Multiple Choice
Which organism is a secondary consumer?
polar bear
ringed seal
krill
diatoms
- 13. Multiple Choice
Which organisms can be classified as omnivores?
grasshopper, snail, smelt
mouse, sparrow, duck
heron, hawk, shrew
smelt, sparrow, shrew
- 14. Multiple Choice
The structure of this type of bird beak helps a bird-
tear flesh off of fruit
grab fish out of the water
carck open large nuts and seeds
pick small insects out of tree bark
- 15. Multiple Choice
Which animal has the role of the tertiary consumer?
Owl
Frog
Cardinal
Grasshopper
- 16. Multiple Choice
Which statement can be concluded about the food web shown?
Organism 1 is most likely a type of bacteria
Organism 2 is definitely an omnivore
Organism 5 is most likely a plant eater
Organism 8 is definitely a carnivore
- 17. Multiple Choice
Organisms from which niche contain the greatest amount of energy?
producers
decomposers
primary consumers
secondary consumers
- 18. Multiple Choice
Based on the key, what type of organism did the scientist collect?
bird
insect
shellfish
sea jelly
- 19. Multiple Choice
Which statement is true?
Bird 1 is a ruby throated hummingbird and bird 2 is a tufted titmouse
BIrd 2 is a great blue heron and bird 3 is an ovenbird
Bird 2 is a red-tailed hawk and bird 3 is a killdeer
bird 1 is an ovenbird and bird 3 is a tufted titmouse
- 20. Multiple Choice
Which ecosystem would be more likely to survive if a disease killed the grasses?
The forest ecosystem, because most of the animals can eat other organisms
The grassland ecosystem, because several predators compete for food
The forest ecosystem, because it has three top predators
The grassland ecosystem, because it has many herbivores
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