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- 1. Multiple ChoicePrimary succession is...When a hurricane causes a river to flood its banksWhen a farmer ploughs his fields to remove all existing plant life.When fire burns through a forest and ills all vegetation less than 1m tall.When increasing temperature causes a glacier to recede from an area of rocky ground
- 2. Multiple ChoiceThe secondary succession islichens and mosses arrive on bare rock and begin to trap soila complex, stable ecosystem is formedplants grow in an area devastated by a floodplants grow in a newly formed pond
- 3. Multiple ChoiceA key stone species is...the top carnivore.has the largest population.has the most specialized niche.determines numbers and types of other species.
- 4. Multiple ChoiceA human & a Tape Worm: The tape worm gets a place to live in the intestines of the human and food from the human. The human loses weight and nutrients from the tape worm.MutualismCommensalismParasitism
- 5. Multiple ChoiceBird & Tree: A bird builds a nest in a hole in the trunk of the tree. It is protected from the rain and predators. The tree is not harmed or helped by the bird.MutualismCommensalismParasitism
- 6. Multiple Choice
What type of symbiosis? Hummingbirds feed on nectar from flowers. The flowers are pollinated by hummingbirds as they move from flower to flower.commensalismmutualismparasitismpredation - 7. Multiple ChoiceStarfish are probably the most important predator in the shallow ecosystem because they eat basically anything that they can come across. Their feeding activities control the whole ecosystem. This is an example of the starfish ___.habitatbiotic factorstolerance levelniche
- 8. Multiple ChoiceTree kangaroos live in the upper branches of trees in the rainforests of Queensland, as well as on the island of New Guinea. This is an example of the tree kangaroos ___.nichehabitatcommunitypopulation
- 9. Multiple ChoiceWhat is the name of an animal that is hunted and eaten by other animals?producerpreypredatordecomposer
- 10. Multiple ChoiceWhat is the order of succession shown in this figure?A, B, C, DB, A, D, CC, D, A, BD, A, B, C
- 11. Multiple ChoiceWhat type of succession is shown going from figure A to figure B?primary successionecological successionsecondary successionintermediate
- 12. Multiple ChoiceWhat is the name given to lichen or algae after a primary succession?pioneer speciesvolunteer speciesfounder speciesconqueror species
- 13. Multiple ChoiceWhat is the difference between a primary vs. secondary succession?secondary occurs where there was no previous communitythey are the samesecondary occurs in an area that was only partially destroyedprimary ocurs in an area that was only partially destroyed
- 14. Multiple ChoiceWhat is the correct order from oldest (happened first) to youngest (happened last) in this pond succession?A, B, C, DD, C, B, AB, A, D, CC, D, A, B
- 15. Multiple Choice___ states that two species cannot exist together if they compete for the same resources. One will either die out or migrate, or they will adapt to separate resources.Hardy-Weinberg PrincipleLimiting Nutrient PrincipleCompetitive Exclusion PrincipleTolerance Principle
- 16. Multiple ChoiceThe concept that herbivores can affect both the size and distribution of plants is known aspredationcommensalismherbivorykeystone species
- 17. Multiple ChoiceThe concept that predators can affect the size and distribution of other animals is known aspredationherbivorytolerancelimitation
- 18. Multiple ChoiceStarfish are considered ___ because if the species is negatively affected, it’s going to have a disproportionately greater effect on the whole ecosystem.a keystone speciesan invasive speciesan exotic speciesan introduced species
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