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32 Cards in this Set

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  • Back
In which layer do most grasses grow?
a. solid rock
b. topsoil
c. subsoil
d. bedrock
b. topsoil
When bits of ice from the clouds fall through warm air, we have...
a. snow
b. rain
c. sleet
b. rain
What holds water better?
a. Clay
b. Humus
c. Sandy soil
d. None of the above
b. Humus
The three main "layers" of soil are-
a. clay, silt, sand
b. topsoil, subsoil, bedrock
c. water, humus, nutrients
d. rock, humus, clay
b. topsoil, subsoil, bedrock
Soil helps trees because soil-
a. makes food for the trees
b. gives nutrients to the trees
c. turns the roots into new trees
d. moves the tree seeds to new places
b. gives nutrients to the trees
Too much rain or too much precipitation can cause
a. drought
b. flood
c. evaporation
b. flood
When water disappears from a glass on a hot, sunny day, it is
a. boiling
b. condensating
c. melting
d. evaporating
d. evaporating
Which of these is more important for plants than animals in order to live?
a. air
b. water
c. sunlight
d. a place to live
c. sunlight
Soil that is a mixture of clay, sand, and humus is called____________.
a. sandy soil
b. clay soil
c. silt
d. rocky soil
c. silt
Soil is formed through the process occurring over many years, weather, water, and living things help break down rocks and create soil.
a. layering
b. conserving
c. weathering
d. growing
c. weathering
The step after condensation forming clouds occurs when water falls from the clouds. This is called______________.
a. evaporation
b. condensation
c. precipitation
c. precipitation
Soil is a _____________ resource which means it takes a long time to form.
a. man-made
b. nutrient
c. conserving
d. natural
d. natural
Silt is lighter and looser than clay soil so that water-
a. runs through it quickly
b. is not permitted to pass through easily
c. is held better than silt
d. none of the above
d. none of the above
Soil is usually made up of tiny particles of clay, minerals, living organisms, and__________.
a. dirt
b. water
c. humus
d. weathering
c. humus
The process of evaporation, condensation, and precipitaion is called the:
a. water cycle
b. precipitation cycle
c. pollination process
d. flood cycle
a. water cycle
Condensation occurs when...
a. water is heated by the sun and evaporates into a gas
b. as air cools it can hold less water vapor so it condenses to a cloud of droplets
c. water droplets become to heavy for clouds to hold and fall from the clouds back down to earth
b. as air cools it can hold less water vapor so it condenses to a cloud of droplets
The decayed remains of dead plants and animals and animals that add nutrients to the soil and is located in the topsoil layer is called_________.
a. humus
b. support
c. subsoil
d. silt
a. humus
Sandy soil has few nutrients and is loosely packed so that water-
a. runs through it quickly
b. is not permitted to pass through easily
c. is held better than silt
d. none of the above
a. runs through it quickly
Soil is made of the following five components listed below:
a. grass, rocks, dirt, water, mud
b. topsoil, soil, subsoil, bedrock, water
c. rock, clay, sand, humus, silt
d. none of the above
c. rock, clay, sand, humus, silt
Which of the following is "not" a way to conserve or save soil?
a. put terraces in a field
b. plant grass or trees
c. cut down trees
d. build jetties to block rising tides from forming beach erosion
c. cut down trees
Too little precipitation can cause:
a. drought
b. flood
c. evaporation
a. drought
Sandy soil has few nutrients and is loosely packed so that water-
a. runs through it quickly
b. is not permitted to pass through easily
c. is held better than silt
d. none of the above
a. runs through it quickly
Earthworms dig tunnels in soil that allow air, water, and nutrients to reach plant_________________.
a. droplets
b. leaves
c. roots
d. soil
c. roots
When water vapor is heated by the sun's rays, it turns into water vapor which is a_____________.
a. gas
b. solid
c. liquid
a. gas
Clouds form when water vapor high above the earth
a. melts
b. condenses
c. evaporates
c. evaporates
Clouds are made up of tiny water____________.
a. nutrients
b. flakes
c. droplets
d. crystals
c. droplets
Precipitation that falls as frozen rain is called_________
a. rain
b. snow
c. sleet
d. dirt
c. sleet
From our soil experiment we learned that plants don't grow well in clay soil and sandy soil because:
a. clay soil is packed tightly so water can't get to the soil
b. sandy soil has few nutrients
c. sandy soil is loosely packed so water runs through it quickly
d. all of the above
d. all of the above
Water in any form that "falls from the clouds" is:
A. water cycle
b. precipitation
c. condensation
d, evaporation
b. precipitation
The origin of energy and drive of the water cycle is:
a. plants
b. clouds
c. the sun
d. water
c. the sun
When the sun heats water, it channges to a gas, this is called_______________.
a. evaporation
b. condensation
c. precipitation
a. evaporation
As a class, we conducted a soil experiment because we-
a. need to study soil for the SOL's
b. wanted to know what soil component willl grow the seeds the best
c. liked to see seeds grow in the classroom
d. none of the above
b. wanted to know what soil component willl grow the seeds the best