WorksheetsVA Science SOL 4.3 Ecosystems and Classification
Total questions: 17
Worksheet time: 13mins
The populations of species that live in the same place at the same time together make up a _____.
species
community
organism
habitat
All the organisms of the same species that live in the same place at the same time are a _____.
population
sphere
habitat
community
Ecosystems and their characteristics are the result of complex interactions among Earth’s systems.
True
False
The interactions within an ecosystem is based on using energy from the _____.
Earth
Sun
air
water
The greatest amount of energy in an ecosystem is in the _____.
consumers
producers
The Sun’s energy cycles through ecosystems from _____ through _____ and back into the nutrient pool through decomposers.
producers, consumers
consumers, producers
A food chain shows
energy passed as one organism eats another.
many food chains interconnected.
which animal is the best.
how to classify animals.
A food web shows
energy passed as one organism eats another.
many food chains interconnected.
which animal is the best.
how to classify animals.
A niche is the role that an organism performs in the food web of a community.
True
False
A niche is
the place where an animal or plant naturally lives.
the role that an organism performs in the food web of that community.
a type of lizard.
the same species living in the same place at the same time.
A habitat is
the place where an animal or plant naturally lives.
the role that an organism performs in the food web of that community.
a place I like to visit every now and then.
a type of variable in a science experiment.
A _____ is the place where an animal or plant naturally lives.
region
habitat
domain
territory
The size of the habitat depends on the organism’s needs.
True
False
A _____ is a tool that allows the user to determine the identity of living things.
food web
map
dichotomous key
food chain
Classification is a way to organize objects, things, or organisms.
True
False
Classification relies on careful observation of: (Check 3)
reactions
differences
similarities
choices
patterns
Classification is useful in explaining relationships by organizing living things into groups.
True
False
