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echosystem
By Jude Sanford
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Last updated over 1 year ago
20 questions
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What is an ecosystem?
A community of living and non-living things.
A food chain with producers.
Just the environment and climate.
Only plants and animals together.
Which process do plants use to make food?
Photosynthesis, using sunlight and carbon dioxide.
Respiration during nighttime only.
Using water and energy from animals.
Eating soil nutrients directly.
What role do decomposers play in an ecosystem?
They only eat living plants.
They produce food for consumers.
They break down dead matter and recycle nutrients.
They create energy from sunlight.
What is a habitat?
A type of ecosystem only.
The climate in a certain area.
The food chain of an organism.
The place where an organism lives and thrives.
What is the primary source of energy for ecosystems?
Wind from the sky
Water from the ground
The sun
Soil nutrients
Which organism is a producer in an ecosystem?
A wolf
A plant
A mushroom
A rabbit
What process do plants use to make food?
Digestion
Respiration
Decomposition
Photosynthesis
What role do decomposers play in an ecosystem?
Compete with producers
Break down dead organic matter
Store energy from the sun
Assist in plant growth
What is mutualism in symbiotic relationships?
No effect on either species.
Both species benefit from the relationship.
One species benefits only.
One species is harmed.
Which of these is an example of commensalism?
Birds nesting in trees without harming them.
A tick on a dog.
Mushrooms taking nutrients from trees.
Flowers benefiting from bees.
In parasitism, what is the relationship between organisms?
Both benefit equally.
One benefits while the other is harmed.
Both are harmed.
No impact on both species.
Which statement describes competition in ecosystems?
All species thrive equally.
Species compete for limited resources like food or space.
Species live together without conflict.
Species help each other grow.
Which biome is characterized by heavy rainfall and dense forests?
Tundra
Desert
Grassland
Tropical rainforest
What biome has permafrost and low temperatures?
Deciduous forest
Wetland
Tundra
Savanna
Which biome is typically dominated by coniferous trees?
Tropical rainforest
Desert
Taiga
Savanna
What biome is known for its rich soil and agriculture?
Grassland
Tropical rainforest
Tundra
Taiga
What is the primary source of energy for ecosystems?
Nutrients in the soil
Wind blowing through trees
Water from rivers
The Sun
Which organism is a primary producer in a food web?
Plants
Decomposers
Carnivores
Herbivores
How do decomposers contribute to the balance of ecosystems?
Recycle nutrients by breaking down dead organisms.
Compete with herbivores for available plant resources.
Feed on living organisms in the food chain.
Create energy through photosynthesis in soil.
What is an example of a biotic factor?
Temperature
Plants and animals
Water availability
Soil type