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- 1. Multiple Choice
Cattle egrets forage (feed) in fields among cattle. The egret gets easy access to flying insects stirred up by the cattle, and the cattle don't care if they are there or not.mutualismcommensalismcompetitionparasitism - 2. Multiple ChoiceBarnacles create home sites by attaching themselves to whales. This neither harms nor benefits the whales. What kind of relationship is this?MutualismParasitismCommensalism
- 3. Multiple ChoiceWhich symbols best describe mutualism?+,++,-+,0-,0
- 4. Multiple ChoiceA close, long-term relationship in which 2 different organisms live in close association with each other.Carrying CapacityCoexistenceLimiting FactorSymbiosis
- 5. Multiple ChoiceWhen 2 or more individuals or populations try to use the same resource such as food, water, shelter or sunlight.CoexistenceCompetitionCooperationCarrying Capacity
- 6. Multiple ChoiceSpecies A swims alongside Species B. Species A feeds off the leftover scraps that Species B does not need.CommensalismParasitismMutualism
- 7. Multiple ChoiceWhich symbols best describe parasitism?+,++,-+,0-,0
- 8. Multiple ChoiceWhat type of symbiosis? Hummingbirds feed on nectar from flowers. The flowers are pollinated by hummingbirds as they move from flower to flower.commensalismmutualismparasitismpredation
- 9. Multiple Choice
Energy from the sun enters living systems through-
decomposers
scavengers
consumers
producers
- 10. Multiple Choice
In the diagram, which letters represent first-order (primary consumers?
S and U
T and V
U and T
V and S
- 11. Multiple Choice
The diagram above is intended to show relationships in an ecosystem. What do the arrows represent?
the direction of population migration
differences in dietary habits
progressively smaller organisms
the direction of energy flow
- 12. Multiple Choice
According to this food web, which of the following are omnivores?
snakes
rabits
mice
grasshoppers
- 13. Multiple Choice
_______ occurs when 1 organisms kills and eats another for food.
Symbiosis
Competition
Predation
Collaboration
- Answer choicesTagsAnswer choicesTags