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WorksheetsFood Webs Stability
Total questions: 11
Worksheet time: 6mins
Based on the food web, what does the Krill consume?
Cod.
Penguin.
Phytoplankton.
Squid.
Based on the food web, what kind of organisms is the penguin?
Carnivore.
Herbivore
Omnivore
Based on the food web, what would happen if the sun disappeared from the ecosystem?
The producers would die and every other trophic level will
Only the tertiary consumers will die.
Only the secondary consumers will die.
Only the primary consumers will die.
What is an invasive species?
non-native organisms that cause changes to an ecosystem.
organisms that originally belong to an ecosystem.
struggle between organisms for the same resources.
What is a native species?
non-native organisms that cause changes to an ecosystem.
organisms that originally belong to an ecosystem.
struggle between organisms for the same resources.
What is competition?
non-native organisms that cause changes to an ecosystem.
organisms that originally belong to an ecosystem.
struggle between organisms for the same resources.
What is one of the criteria for matter?
Matter does not have weight.
Matter does not take up space.
Matter does have weight.
Matter is not made out of particles.
Is the following an example of something that is biotic or abiotic?
Biotic.
Abiotic.
True or False: If an organism like a honeybee is introduced to a new ecosystem but DOES NOT make a change, it IS an invasive species.
True
False.
True or False: competition usually is about food or space/a place to live.
True
False.
Based on the food web, what trophic level is the phytoplankton on?
Producer.
Primary Consumer.
Secondary Consumer.
Tertiary Consumer.
