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WorksheetsSoil
Total questions: 20
Worksheet time: 12mins
Soil is important because it provides support, nutrients, and a habitat for _________.
organisms
polar bears
bamboo
sunlight
Rock, clay, silt, ________, humus, air, and water are components of soil.
glass
sand
lava
worms
Plants and animals need _________ to live and grow.
sunlight
bubbly water
nutrients
tacos
Soil is important because many _______ grow in soil, and it provides support and nutrients for the _________.
insects
people
animals
plants
__________ is tiny particles of soil that hold water well and provide nutrients.
clay
sand
silt
humus
__________ is small grains of worn-down rock; has few nutrients and does not hold water.
clay
sand
silt
humus
__________ is very small broken pieces of rock (larger than clay, but smaller than sand).
clay
sand
silt
humus
__________ is the decayed, once living, matter in soil that adds nutrients; found mostly in topsoil.
clay
sand
silt
humus
What is the layer of loose material covering Earth’s land surface; provides nutrients and support for plants?
sand
lava
soil
rock
What are fragments found in the soil that are in the process of being broken down into smaller pieces?
sand
lava
soil
rocks
What are nutrients?
all the living organisms living together in an area
very small broken pieces of rock (larger than clay, but smaller than sand)
the foods or substances that plants and animals need to live and grow
the place where an organism lives
Which three properties can you use to compare different soil samples?
Choose 3 answers!
color
consistency
smell
taste
particle size
Which statements describe soil? Select three answers.
Soil is made of rocks and minerals.
All soil has layers.
Soil cannot be replaced quickly.
All soil on earth is brown.
Soil has bits of dead organisms.
The parts of soil come from different places. They mix together to form different types of soils. What happens first when materials are becoming part of the soil?
Plants use the nutrients from the humus to grow.
Worms help mix the humus into the soil.
Nonliving plant and animal materials fall to the ground.
Small organisms begin to feed on the materials.
Soil takes a long time to be created. Which of the following two ingredients are needed to make soil?
weathered pieces of rock
corn that is grown for animals
glass that has been recycled
decomposed animals and waste
Which of the following would rely on SOIL to live in a forest?
trees
animals
grass
all of the above
Which are components of soil?
humus
trees
clay
clouds
silt
Which statement explains characteristics of soil that will affect the growth of plants the most?
The soil's strong smell will make plants grow taller.
The soil's changing color will make plants grow smaller.
The taste of the soill will make plants grow smaller.
The amount of nutrients in the soil will make plants grow bigger.
The parts of soil come from different places. They mix together to form different types of soils. What happens last when materials are becoming part of the soil?
Plants use the nutrients from the humus to grow.
Worms help mix the humus into the soil.
Nonliving plant and animal materials fall to the ground.
Small organisms begin to feed on the materials.
Soil in different places can be formed from different materials.
True
False
