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Worksheets7th grade_Topic 4_Lesson 1
Total questions: 14
Worksheet time: 11mins
a living or once living part of an organism's habitat.
biotic factor
habitat
abiotic factor
ecosystem
the community of organisms that live in a particular area, along with their nonliving environment.
ecosystem
community
population
species
all the different populations that live together in a particular area.
ecosystem
community
population
species
all the members of one species living in the same area.
ecosystem
community
population
species
How are populations different from communities?
Populations consist of one species; communities consist of many species.
Populations can contain plants and fungi; communities consist of animals only
Populations consist of many species; communities consist of one species.
Populations consist of animals only; communities can contain plants and fungi.
What point on the graph does the population slow down tremendously due to limiting resources as it approaches the carrying capacity?
A
B
C
D
What happened to the Hare population after the decrease in Lynx population in 1860?
The decrease of lynx led to an increase in the amount of hares.
The decrease of lynx led to a decrease in the hare population.
The hare population stayed the same.
According to the graph, what scenario best fits?
The Owl Population increased because there were more mice to eat.
The Mice population increased because Owl population decrease, so there were less owls hunting mice.
In order for population to grow
death rate must be higher than birth rate
heart rate must be lower than death rate
birth rate must equal death rate
birth rate must be higher than death rate
