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Worksheets5th Grade Unit 4 Pre-Test
Total questions: 10
Worksheet time: 7mins
What is true of invasive species? Select all that apply.
They are typically harmful to a new environment
They can limit resources available to other plants
They are often eaten by native animal species
They typically spread very slowly
They are native to an area
Which of the following is not a way that trees affect their ecosystems?
Reducing the number of insects by eating them
Moving soil as root growth occurs
Releasing oxygen into the atmosphere
Absorbing water from the soil
A living thing that gets energy by breaking down dead organisms and animal wastes into simpler substances is a ___________________.
Decomposer
Scavenger
Energy Pyramid
Invasive Species
A diagram that shows that energy is lost at each level in a food chain is a(n) ____________________.
Energy Pyramid
Food Chain
Food Web
Invasive Species
The transfer of food energy between organisms in an ecosystem is a ___________________.
Food Chain
Food Web
Energy Pyramid
Invasive Species
A group of food chains that over lap is a ___________________.
Food Web
Energy Pyramid
Food Chain
Decomposer
An organism that is nonnative to an environment that disrupts the stable web of life is a(n) _______________________.
Invasive Species
Energy Pyramid
Scavenger
Decomposer
An animal that feeds on dead plants and animals is a _____________________.
Scavenger
Decomposer
Invasive Species
Energy Pyramid
Which organism would be at the top of the food chain?
Wolf
Mouse
Wildflowers
Arctic Fox
Which organism would be at the bottom of the food chain?
Wolf
Grass
Arctic Hare
Mouse
