True/False
Indicate whether the
statement is true or false.
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1
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By definition, plants grown in hydroponics are grown in soil but it’s not
good soil.
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2
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Rockwool is one of the substances that is used for plants to grow in for
hydroponic production.
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3
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Hydroponics is a relatively new idea, having only been practiced for the past
150 or so years.
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4
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Fluorescent lights are one of the best lights for growing plants indoors.
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Multiple Choice
Identify the
choice that best completes the statement or answers the question.
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5
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Which of the follow are requirements for plants to survive?
a | water | d | nutrients | b | light | e | all of these are needed | c | air |
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Multiple Response
Identify one
or more choices that best complete the statement or answer the question.
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6
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Which of the following is an advantage of hydroponic crop production?
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Completion
Complete each
statement.
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7
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A _________________________ system is a system that essentially has no moving
parts and is simpler and less expensive than other systems.
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8
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A ___________ system is one that employs pumps and other devices to deliver
nutrient solutions to the plant roots.
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9
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A system that uses wicking action to draw the nutrient solution to the roots of
the plant is known as a _________________ system.
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10
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A ___________ and drain system is a system that bathes the roots in the nutrient
solution then allows it to drain away so the roots can get air then repeats the process.
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11
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NFT is an acronym for ____________________ __________________
________________ which provides a constant film of solution along the bottom of the channel where the
roots live.
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12
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The most common indoor lights for hydroponic systems are High Pressure
_______________ and metal ____________ lights. Both are expensive.
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