Day 5 Why do earthworms like dirt?

Soil and all the living things in it make up an _____________ in which organisms call "home."

• ecosystem

• castings

• hydrated

• decomposer

Earthworms act as ________________, eating decaying matter in the soil.

• nerds

• castings

• decomposers

• trash

Worms circulate oxygen in the soil by doing this....

• eating the plants

• swallowing the dirt

• farting (exchanging gas)

• aerating the soil

Worms need to stay ___________________ in order to live their best life and help enrich soil.

• protected from the sun

• in a pool of water

• away from the mean worms that don't like science

• protected from the sun and hydrated

Worm waste, or (castings) that is expelled by the worms....

• is bad for the soil and creates harmful material

• benefits the soil by adding minerals and nutrients

• turns the soil into garbage

• causes the soil to turn many colors

Explain how earthworms help improve our soil? (take your time)

What is your preferred way to study for your science unit test?

• Study with a sibling, parent, or friend

• Make note cards

• Study my notes

• Study my packets

• Watch videos and do extra research