Invasive Species

Reviewing from last week, what is a native species?

• A species that live in the region where they evolved. They belong here.

• A species from elsewhere that were brought in by humans either on purpose of by accident. They did not evolve to live here.

Are all non-native plants classified as invasive?

• yes

• no

The difference between most non- native plants and non-native invasive plants is that invasive plants

• are always in your business and driving past your house.

• have been brought to an ecosystem by humans

• cause environmental, economic or human harm.

• grow in between the rows in your garden

Most of the foods we grow are

• native

• non-native but not invasive

• non-native and invasive

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True or false: the tomato is a native plant that originally came from Italy.

• True

• False

Which is true?

• Our native bees love those native dandelions!

• Our native bees love those non-native dandelions.

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True or false: Dandelions are an invasive plant species.

• True

• False

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Which sentence is correct?

• Invasive plants often have no pests or predators in their new ecosystem.

• Invasive plants have many pests and predators in their new ecosystem.

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What's going on in this picture?

• Ms. Moir is showing that invasive plants such as a honeysuckle are often the first plants to emerge in the Spring.

• Ms. Moir is showing off the native plants that are often the first plants to emerge in the Spring.

• Ms. Moir is tired of being quarantined with her family and running down the street to get away.

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NGSS.MS-LS2-1

Which one of these is NOT a problem with invasive species?

• They are sometimes harmful to humans.

• They are expensive to eradicate (get rid of)

• They look like native species and trick the animals.

• They displace (crowd out) native species