Soil

Which soil is best for growing plants because it has large and small grains and lots of humus?

• loam

• rock

• sand

• clay

Tags

NGSS.MS-LS1-5

Clay is a good material for making pots. Why?

• Clay has lots of humus.

• Clay holds little water.

• Clay is sticky and holds water easily.

Material made up of decayed parts of once-living things is __________________.

• sand

• humus

• clay

• rock

Tags

NGSS.MS-LS2-3

Soil that has small grains and holds water easily is _________________.

• loam

• clay

• humus

• topsoil

Rich soil with lots of humus is ______________.

• rock

• loam

• sand

• clay

If it feels powdery and falls apart, then it must be ____________.

• sand

• clay

• silt

If it feels Slick and slippery when wet and holds together easily, then it must be _____________.

• sand

• clay

• silt

Tags

NGSS.MS-ESS2-1

If it feels Gritty and will not hold together, then it must be _______________.

• sand

• clay

• silt

A handful of soil has a reddish color and holds a lot of water. It is most likely _____.

• humus

• clay

• loam

• sand

Which of the following correctly describes the thick layer of topsoil?

• it is deep underground

• it does not contain minerals

• it is full of humus

• it tells us about life long ago