Marine Science Final Exam Questions Correct Solutions Current Update (Verified 100% Pass)
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Course
Marine Science
Institution
Marine Science
Marine Science Final Exam Questions Correct Solutions Current Update (Verified 100% Pass)
The area in which a species lives is determined by measuring: - Answers -distribution
Is it true that earth's species have been adapting for over 4 billion years? - Answers -Yes
Is it true that temper...
Marine Science Final Exam Questions
Correct Solutions Current Update
(Verified 100% Pass)
The area in which a species lives is determined by measuring: - Answers -distribution
Is it true that earth's species have been adapting for over 4 billion years? - Answers -
Yes
Is it true that temperature is constant in the bathypelagic zone? - Answers -Yes
Rarefaction is used for which of the following? - Answers -determining which sea
creatures live in an area
Is it true that the deep zone of the ocean begins at a depth of 3,300 feet? - Answers -
Yes
Why do marine scientists examine age structure? - Answers -It provides insight into the
future of the species.
Population ecology considers all of the following EXCEPT: - Answers --how humans
can completely exterminate a species if necessary!
It does consider:
-what species live in a given area
-the size of the area in which the species live
-the overall health of the population of the species
Is it true that In a healthy population, there should be only young members
represented? - Answers -No
Albinism is an example of a/an: - Answers -mutation
Evolution is which of the following? - Answers -an explanation of how organisms
develop and diversify
The role of decomposers is to: - Answers -break down dead bodies
Why do marine scientists often take more than one representative sample? - Answers -
Populations can vary even within the same region
In the deepest zone of the ocean, water pressure is: - Answers -8 tons per square inch
Countershading is an example of: - Answers -an adaptation to the environment
, Creatures that are poorly suited to the environment do not generally weaken the entire
population because: - Answers -they often die before they can reproduce
Is it true that competition only occurs between members of the same species? -
Answers -No
Which of the following is an example of biodiversity? - Answers -many different species
living together
All of the following are apex predators EXCEPT: - Answers -- phytoplankton!
Apex predators are:
-some cod
-polar bears
-killer whales
Which of the following is true of an apex predator? - Answers -They have no natural
enemies in the ecosystem.
The example of bats hunting at night illustrates: - Answers -how behavior minimizes
competition
How does overpopulation harm a species? - Answers -There will not be enough
resources in the environment to support the population.
When cod entered the Baltic Sea, which population dramatically increased? - Answers -
zooplankton
Is it true that only one species benefits in commensalism? - Answers -Yes
Is it true that organisms in an ecosystem compete only for food? - Answers -No
Is it true that competition is only a problem for those on the lower levels of the food
pyramid. - Answers -No
Why are mussels at a disadvantage if they spend time exposed to sunlight? - Answers -
They will miss opportunities to feed.
Why are marine scientists particularly concerned about parasites in the blue crab
population? - Answers -Blue crabs are an important part of the region's economy.
A trophic cascade must: - Answers -involve several levels of the food pyramid
The relationship between the anemone and the boxer crab is an example of: - Answers
-mutualism
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