Quiz about Assessment for Marine Ecology Review

Question 1

________________ refers to the non-living factors in an ecosystem.

Accepted Answer

abiotic

Answer

biotic

Answer

population

Answer

habitat

Question 2

Sea anemone and boxer crabs have a symbiotic relationship in which the crabs hides from it's predators by hiding among an anemones stinging tentacles. The anemone eats food that is left over by the crab. This is an example of _______________________.

Accepted Answer

Mutualism

Answer

Commensalism

Answer

Mimicry

Answer

Parasitism

Question 3

An isopod attaches itself to the tongue of a fish and then eats the food the fish tries to consume. This is an example of _____________________.

Accepted Answer

Parasitism

Answer

Mutualisn

Answer

Comensalism

Answer

Mimicry

Question 4

Phytoplankton are an example of ______________________.

Accepted Answer

Plankton

Answer

Nekton

Answer

Benthos

Question 5

Turtles are an example of ______________________.

Accepted Answer

Nekton

Answer

Plankton

Answer

Benthos

Question 6

Clams are an example of ______________________.

Accepted Answer

benthos

Answer

plankton

Answer

nekton

Question 7

The ___________________ zone is where the ocean meets land.

Accepted Answer

Intertidal

Answer

Benthic

Answer

Pelagic

Answer

Abyssal

Question 8

The ____________________ zone consists of the water column and is divided by depth.

Accepted Answer

Pelagic

Answer

Intertidal

Answer

Benthic

Answer

Abyssal

Question 9

___________ refers to the living environment which includes organisms.

Accepted Answer

Biotic

Answer

Abiotic

Answer

Habitat

Answer

Population

Question 10

_________________ is a group of the same species in a community.

Accepted Answer

Population

Answer

Habitat

Answer

Niche

Answer

Community

Question 11

_______________ is the area in which an organism lives.

Accepted Answer

Habitat

Answer

Niche

Answer

Community

Answer

Population

Question 12

__________________ is the ecological role within the ecosystem.

Accepted Answer

Niche

Answer

Population

Answer

Habitat

Answer

Community

Question 13

_____________ is a collection or group of different populations living in the same geographical area at the same time.

Accepted Answer

Community

Answer

Population

Answer

Habitat

Answer

Niche

Question 14

Why can limiting resources decrease the rate of growth for a population?

Accepted Answer

There are very little available resources.

Answer

There are too many available resources.

Answer

Resources are only available for a single species.

Answer

Resources are only available in few environments.

Question 15

Barnacles attach themselves to a whale and filter feeds as the whale swims throughout the ocean. The whale is unaffected. This is an example of ____________________.

Accepted Answer

Commensalism

Answer

Mimicry

Answer

Parasitism

Answer

Mutualism

Question 16

The ____________________ zone consists of sediment layers and some sub-surface layers.

Accepted Answer

Benthic

Answer

Intertidal

Answer

Pelagic

Answer

Abyssal

Question 17

True or false: No light penetrates to the bathypelagic, abyssopelagic and hadopelagic zones.

Accepted Answer

True

Answer

False

Question 18

Autotrophs that make food are considered to be ________________.

Accepted Answer

Primary Producers

Answer

Primary Consumers

Answer

Secondary Consumers

Answer

Decomposers

Question 19

___________________ are the heterotrophs that consume primary producers.

Accepted Answer

Primary Consumers

Answer

Secondary Consumers

Answer

Primary Producers

Answer

Decomposers

Question 20

What is the difference between gross primary production and net primary production?

Accepted Answer

Gross primary production is the total amount of organic carbon that is produced by primary producers and net primary production is the leftover organic matter after the primary producers use what they need for respirations.

Answer

Net primary production is the total amount of organic carbon that is produced by primary producers and gross primary production is the leftover organic matter after the primary producers use what they need for respirations.

Answer

Net primary production is the total amount of inorganic carbon that is produced by primary producers and gross primary production is the leftover inorganic matter after the primary producers use what they need for respirations.

Answer

Gross primary production is the total amount of inorganic carbon that is produced by primary producers and net primary production is the leftover inorganic matter after the primary producers use what they need for respirations.

Question 21

____________________ is the total amount of phytoplankton in the water.

Accepted Answer

Standing Stock

Answer

Trophic

Answer

Primary Production

Answer

Detritus

Question 22

Only about __________________ of the energy in one level is passed to the next.

Accepted Answer

5-20%

Answer

5-50%

Answer

10-30%

Answer

75-90%

Question 23

True or false: The process of nutrient regeneration recycles nutrients back to primary producers.

Accepted Answer

True

Answer

False

Question 24

True or false: CO2 is converted into organic materials by decomposition after it is dissolved into the ocean in the carbon cycle.

Accepted Answer

False

Answer

True

Question 25

Benthic organisms live

Accepted Answer

at the bottom of the ocean.

Answer

in the water column.

Answer

only in areas where light does not penetrate

Answer

In areas with a lot of sunlight so they can perform photosynthesis.

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