WorksheetsUnit 2 - Marine Ecology
Total questions: 31
Worksheet time: 17mins
A(n) ______________ is made up of all the living things in an area and their non-living environment.
Habitat
Ecosystem
Biosphere
Succession
Which of the following is an example of an abiotic factor in the marine environment?
Water
Kelp
Clams
Plankton
Which is NOT one of the reasons fish exhibit schooling behavior?
Hydrodynamic efficiency
Easier to find a mate
Easier to find food
Camouflage
A population is:
The total number of all the different species in an area
The total number of one species in an area
The same as a community
Made up of more than one species
A ____________ is made up of all the different species in an ecosystem.
Population
Food chain
Community
Trophic level
A ____________ is a group of organisms that can interbreed and produce viable offspring.
Genus
Kingdom
Species
Phylum
What type of organisms are always found at the first trophic level?
Predators
Autotrophs
Consumers
Heterotrophs
Which marine ecosystem has the highest biodiversity?
Coral reef
Sandy beach
Abyssal plain
Whale fall
Which of the following is an example of mutualism?
Turtles and barnacles
Corals and zooxanthellae
Sharks and sea lions
Tuna and tape worms
What type of symbiotic relationship occurs when one organism benefits and the other is unaffected?
Communism
Mutualism
Parasitism
Commensalism
What type of symbiotic relationship occurs when one species benefits and the other is harmed?
Neutralism
Parasitism
Mutualism
Commensalism
The change in community structure over time is called ___________________.
Ecological niche
Population
Biodiversity
Succession
Which tube worm genus grows as part of the third step of hydrothermal vent succession?
Riftia
Tevnia
Lamellibrachia
Alvinella
Why do deep water ecosystems tend to have low biodiversity?
They are unstable and constantly changing
They are too stable and do not change
They have extreme conditions
They have moderate conditions
What type of relationship is shown on the graph?
Parasitic
Competition
Mutualistic
Predator-prey
Why are specialized niches common in highly diverse ecosystems?
Prevents predation
Reduces competition
Increases competition
Promotes succession
Which of the following is an example of an organism with a generalized niche?
Coral-eating butterfly fish
Dugongs
Tuna
Greenland shark parasitic copepods
According to the food web, which organism is an apex predator?
Algae
Human
Shark
Octopus
According to the food web, which organism is an example of an autotroph?
Algae
Zooplankton
Limpets
Seagull
According to the food web, which organism is a primary consumer?
Shark
Octopus
Mussels
Phytoplankton
What is another word that describes all primary consumers?
Predator
Carnivore
Apex predator
Herbivore
What type of relationship occurs when two species fight over limited resources?
Mutualism
Competition
Predation
Commensalism
In Finding Nemo, Bruce the shark tries to eat Dory and Marlin. What type of relationship is this?
Competition
Parasitism
Mutualism
Predator-prey
A group of fish with synchronized direction and speed is called a _________________.
Shoal
Aggregation
School
Pod
A boat drags a trawl net over part of a coral reef, destroying it. What type of succession occurs as the coral grows back?
Primary
Secondary
Tertiary
Quaternary
An organism's ___________ level describes where it can be found in a food chain or web.
Community
Trophic
Succession
Ecosystem
Homer's epic poem, The Illiad, was set during which war?
Second Punic War
Trojan War
First Pelopponesian War
Greco-Persian War
Which Disney movie includes the song "Poor Unfortunate Souls"?
Tangled
Beauty and the Beast
Sleeping Beauty
The Little Mermaid
What word describes a narrow strip of land connecting two larger areas, bordered on both sides by water?
Trench
Strait
Isthmus
Peninsula
What comes in three basic patterns: arches, loops, and whorls?
Fingernails
Fingerprints
Irises
Ear canals
In Charles Dickens' "A Christmas Carol", what is the name of Ebenezer Scrooge's overworked and underpaid clerk?
Bob Cratchit
Ned Cratchit
Fred Cratchit
Tim Cratchit
