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WorksheetsUnit 1: Interdependence Review
Total questions: 20
Worksheet time: 10mins
Which statement is true?
Water is important to some organisms.
Some substances must be dissolved in water before they can be used.
All organisms obtain water through food.
Plant cells are unaffected when water is scarce.
Which statement expresses why water is so important to living organisms?
It assists organisms in releasing carbon dioxide.
It assists organisms in remaining disease free.
It assists organisms in obtaining certain dissolvable substances.
It assists organisms in breathing in oxygen.
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 statement describes a response to external stimuli?
A girl eats when she is hungry.
A child becomes hyperactive due to a chemical imbalance.
A person yawns when oxygen levels in the blood are low.
A boy sneezes when exposed to cat dander.
Which stimulus is an example of an internal stimulus?
A sudden change in air temperature.
An artificial light that attracts insects.
An increase in the amout of water available to a plant.
A decrease in oxygen levels in the blood during exercise.
Which action is a response to external stimuli?
Eating when hungry.
Breathing hard when exercising because of a drop in oxygen levels
Drinking when thirsty.
Wearing sunglasses to protect eyes from UV rays.
Which choice is a BIOTIC factor of an ecosystem?
Sun
Soil
Ants
Air
Which choice is a ABIOTIC factor of an ecosystem?
Dogs
Minerals
Ants
Fungi
Which place describes a community?
The desert.
A hole in which snakes live.
A forest of birds, insects, and squirrels.
A desert of sand, rocks, hawks, and snakes.
Which location describes a community?
The ocean.
A hole in which a ground squirrel lives.
A forest of birds, insects, and squirrels.
A lifeless desert of sand, rocks, and high temperature.
What is a key element found in all carbohydrates, lipids, proteins, and nucleic acids?
Ammonia
Carbon
Nitrogen
Legumes
What is a key element found in CO2 and glucose?
Ammonia
Carbon
Nitrogen
Legumes
Which item is an example of a producer?
Ant
Fern
Sun
Chesnut
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 organism is responsible for cleanup in this ecosystem?
Prairie Dog
Prairie Grass
Vulture
Coyote
Which interaction is most likely to result in the most competition among the organisms?
Vultures eat the lions' leftover prey.
Grasshoppers and catepillars eat oak leaves.
Sagebrush and cacti obtain light in the desert.
Producerand scavenger eat deer carcasses.
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.
Which situation is an example of competition that could be found in the grassland?
Two lion populations utilize the same gazelle population as their main food source.
Two shark populations utilize the same fish population as their main food source.
Deer eat berries and their droppings seed new areas, creating new berry bushes.
Lack of sunlight due to changes in the seasons restricts the growth of certain plants.
