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WorksheetsInterdependence
Total questions: 10
Worksheet time: 5mins
Which statement expresses why water is so important to living organisms?
It assists organisms in releasing carbon dioxide.
It assists organisms in breathing in oxygen.
It assists organisms in obtaining certain dissolvable substances.
It assists organisms in remaining disease free.
Which stimulus is an example of an internal stimulus?
a sudden change of air temperature
an artificial light that attracts insects
an increase in the amount of water available to a plant
a decrease in oxygen levels in the blood during exercise
Which statement describes a response to external stimuli?
a rabbit runs away from a fox that is chasing it
a woman drinks water when she is thirsty
a boy eats food when he is hungry
a person yawns when oxygen levels in the blood are low
Which choice is a biotic factor of an ecosystem?
sun
soil
ants
air
Which location describes a community?
a lifeless desert of rocks, sand, and high temperatures
a hole in which a ground squirrel lives
a forest of birds, insects, and squirrels
the ocean
What is a key element found in all carbohydrates, lipids, proteins, and nucleic acids?
ammonia
carbon
nitrogen
legumes
Which choice is an example of a producer?
bird
water
sun
tree
Which organism provides energy to all other organisms in this ecosystem?
prairie dog
prairie grass
vulture
coyote
Which choice is likely to result in the most competition?
organisms that live in different ecosystems
organisms that use the same resource
organisms that live in the same area
organisms that are classified in the same phylum
Which situation is an example of competition that could be found in the ocean?
algae blooms decrease as the number of fish increase
two shark populations utilize the same fish population as their main food source
plentiful oxygen leads to an increase in the number of reefs
lack of sunlight due to changes in the seasons restricts the growth of certain plants
