QUESTIONS AND ANSWERS SURE A+
✔✔How does overpopulation harm a species? - ✔✔There will not be enough resources
in the environment to support the population.
✔✔When cod entered the Baltic Sea, which population dramatically increased? -
✔✔zooplankton
✔✔Is it true that only one species benefits in commensalism? - ✔✔Yes
✔✔Is it true that organisms in an ecosystem compete only for food? - ✔✔No
✔✔Is it true that competition is only a problem for those on the lower levels of the food
pyramid. - ✔✔No
✔✔Why are mussels at a disadvantage if they spend time exposed to sunlight? -
✔✔They will miss opportunities to feed.
✔✔Why are marine scientists particularly concerned about parasites in the blue crab
population? - ✔✔Blue crabs are an important part of the region's economy.
, ✔✔A trophic cascade must: - ✔✔involve several levels of the food pyramid
✔✔The relationship between the anemone and the boxer crab is an example of: -
✔✔mutualism
✔✔Is it true that small adaptations allow species to occupy similar niches? - ✔✔Yes
✔✔Is it true that motorboats often wound or kill creatures in the ocean? - ✔✔Yes
✔✔Which of the following is the result when the liquid from an oil spill evaporates? -
✔✔The remaining oil sinks to the bottom of the ocean.
✔✔Bioaccumulation makes substances particularly dangerous because: - ✔✔They will
remain in the organisms that consume them.
✔✔In the Deepwater Horizon incident, the oil that entered the ecosystem came from: -
✔✔Underneath the ocean floor
✔✔Which of the following puts the most oil into ocean waters? - ✔✔Accidents similar to
the Deepwater Horizon accident.
✔✔The example of the Deepwater Horizon illustrates which of the following? -
✔✔Accidents can have devastating consequences for the environment.
✔✔All of the following industries can suffer greatly after a marine industrial accident
EXCEPT: - ✔✔- Solar!
Industries that can suffer are:
- oil
- fishing
- tourism
✔✔The right whale is an example of: - ✔✔A species that is recovering from being
endangered
✔✔Environmental laws focus on protecting all of the following EXCEPT: - ✔✔- tourist
businesses!
They do protect:
- marine habitats
- endangered species
- non-renewable resource
✔✔How many miles of ocean were impacted by the Deepwater Horizon incident? -
✔✔68,000