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WorksheetsWhat Is an Ecosystem
Total questions: 15
Worksheet time: 15mins
_______________________________ is all the organisms living in one place together with their enviroment.
habitat
population
ecosystem
community
Parts of living things in an environment, plants, animals, and other organisms are __________________ parts.
biotic
abiotic
______________________________ parts of an environment include climate, water, soil, light, air, and nutrients.
Biotic
Abiotic
A ___________________________ is the place where an organism lives within an ecosystem.
community
habitat
climate
The role or function in an organism's ecosystem is considered the organism's _______________________________.
niche
community
population
All the living and nonliving things that surround and affect an organism is considered the organism's _______________________.
population
environment
niche
ecosystem
Resources such as food, water, shelter and space needed to support a certain number of organisms are called __________________.
adaptations
diversity
limiting factors
What is an ecosystem?
A community of organisms and their physical environment interacting together
A group of the same species living in an area
The physical environment only
A single organism's habitat
Which of the following is a biotic component of an ecosystem?
Sunlight
Water
Plants
Soil
What role do decomposers play in an ecosystem?
They produce energy through photosynthesis
They break down dead organisms and recycle nutrients
They compete with other organisms for resources
They provide shelter for other organisms
How does energy flow in an ecosystem?
From consumers to producers
From decomposers to producers
From producers to consumers
From the sun directly to consumers
Which of the following best describes a food chain?
A network of interconnected food webs
A linear sequence of organisms where each is eaten by the next
A group of organisms that share the same habitat
A cycle of energy flow in an ecosystem
What is the primary source of energy for most ecosystems?
The moon
The sun
Chemical reactions
Wind
Which of the following is an example of an abiotic factor in an ecosystem?
Bacteria
Temperature
Fungi
Plants
How do human activities impact ecosystems?
They always increase biodiversity
They have no effect on ecosystems
They can lead to habitat destruction and pollution
They only affect urban areas
