WorksheetsReview for Friday 2/7
Total questions: 12
Worksheet time: 6mins
What is something you might be able to tell about soil from looking at it?
How much it would cost.
The store it was bought from
How old it is
What type of rock it came from
One component of soil is decayed plant and animal remains, but the major component of soil is
fossil fuels
weathered rock
plastic
saltwater
All of the following are plant remains EXCEPT
dead leaves
dried sticks
sand
seeds
Plants and animals become part of soil when they
die and decompose
produce offspring
grow and develop
take in nutrients
Soil is composed of all these materials EXCEPT
weathered rock
plants
plastic
animal remains
Cause: Rain beats against rock and wind batters the rocks
Effect: The rocks break down into small pieces which form soil.
Effect: The rocks stick together to form larger rocks.
Effect: The rain and the wind cannot affect the rocks.
Effect: Flowers grow out of the rocks.
Congruent means the same size or equal.
How do plants contribute to the formation of soil? Plants
Cover the soil and shade it from the sunlight
Die, decompose and become part of the soil
Use soil to grow and develop over time
Support the animal life in the soil
The organic matter in soil comes from plants. Which of the following locations would most likely produce soil with the greatest amount of organic matter?
A desert with very high temperatures
A prairie with lots of grasses and flowers
A mountain with extremely cold winds
A river with quickly moving water
A fraction is a number that DOES NOT represent part of a whole.
Numerator: The top number that represents the part
Denominator: The bottom number that represents the whole
