Ecosystems Question Preview (ID: 3579)
Unit 3.
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During an experiment on plant growth students kept track of how tall each plant was for six weeks. What are these height measurements?
a) conclusions
b) predictions
c) inferences
d) observations
What happens to living things when the physical environment changes?
a) They adapt or die.
b) They all survive.
c) They all move to a new ecosystem.
d) They change the physical resources.
What is an ecosystem?
a) one individual in an environment
b) the living things in an environment
c) the nonliving things in an environment
d) the nonliving and living things in an environment
What tool do you need to use bacteria?
a) glasses
b) magnifying glass
c) microscope
d) telescope
Which of the following is not an adaptation?
a) changing skin color through camoflauge
b) migrating to a warmer climate
c) learning to open trash cans
d) pollinating flowering plants
How does pollination help plants?
a) with growth
b) with repoduction
c) with gathering sunlight
d) with accommodations
Which of the following is not a way mircoorganisms benefit humans?
a) helping to digest food
b) providing shelter
c) providing medicine
d) making oxygen
Which group has the greatest number of different kinds of organisms?
a) community
b) individual
c) organism
d) population
Which of the following is a microorganism?
a) deer
b) grass
c) mold
d) oak tree
Which environment or group includes only one kind of living thing?
a) biome
b) community
c) ecosystem
d) population
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