6th Grade Soil & Human Impact

Quiz
•
Other Sciences
•
6th Grade
•
Medium
Used 276+ times
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25 questions
Show all answers
1.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Earthworms are important to soil because they eat decaying material breaking soil into smaller pieces. How do they help create organic material for healthy soil?
Worms help with chemical weathering.
Worms break up rocks into smaller pieces.
Worms dry out the soil by drinking the water in layers.
Worms eat decaying material and break it into smaller pieces.
2.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
The picture show different soil layers. Which layer most likely contains the most rocks and least of organic matter?
W
X
Y
Z
3.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Which of the following correctly lists the layers of soil from top to bottom?
top soil, organic material, subsoil, bedrock
organic material, top soil, subsoil, bedrock
top soil, organic material, bedrock subsoil
organic material, top soil, bedrock, subsoil
4.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
What part of Earth's soil is located underneath the horizon layers or after the parent material?
bedrock
humus
leaf litter
parent material
5.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Which of the following is the largest mineral particle found in soil?
peat
dirt
sand
silt
6.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Daniel has a garden with weeds. He wants the weeds gone but not the earthworms because earthworms
eat the leaves of plants but give the plants water in return.
protect plants from predators by releasing poison in the soil.
travel long distances and help move plant seeds to new areas.
break down organic material into nutrients that plants use to grow.
7.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Which soil horizon sample is most likely correct?
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