Earthworms

Earthworms are vital to soil health and to plants growing in it because they

• eat insects that prevent plants from growing

• transport nutrients and minerals from below to the surface via their waste

• create tunnels that prevent moles from attacking important plant life

• turn soil into chocolate desserts which are enjoyed by humans

Tags

NGSS.MS-LS2-3

CHOOSE ALL THAT APPLY!

As earthworms move through the soil, they

• eat organic matter

• aerate the soil

• provide drainage for the roots of plants

• provide nutrients through their feces

• eat the roots of plants

Tags

NGSS.MS-LS2-3

NGSS.MS-LS2-4

For lots of different living things, waste is actually a good source of ___

• Shelter

• energy

• water

• life

Tags

NGSS.MS-LS2-3

In an ecosystem, decomposers break down ___

• nutrients

• waste

• insects

• worms

Tags

NGSS.MS-LS2-3

In one acre of land, there could be as many as this amount of earthworms

• 100

• 1,000

• 100,000

• 1,000,000

A couple hundred years ago, people thought that earthworms must be

• gods.

• pests.

• mammals.

• snakes.

This scientist was very interested in earthworms and thought that they may be helpful organisms.

• Louis Pasteur

• Albert Einstein

• Isaac Newton

• Charles Darwin

Earthworms do not live in

• deserts

• forests

• North America

• Europe

One earthworm egg generally has this many babies:

• 1-5

• 6-10

• 11-15

• 16-10

Decomposers break waste down into ___

• bacteria and some fungi

• nutrients and other chemicals

• plants and trees

• insects and worms

Tags

NGSS.MS-LS2-3