____________________ of the lawn is the addition of air to the soil. (Fill in the blank)

____________________ of the lawn is the addition of air to the soil.
 
  Fill in the blank(s) with correct word

Question 2

The form of measurement used to count and quantify materials is termed the ____________________ of measurement.
 
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Question 3

Pots that are ____________________ in color will absorb the sun's energy and keep the roots warm.
 
  Fill in the blank(s) with correct word

Question 4

____________________ is warranted when bare spots are at least one foot in diameter.
 
  Fill in the blank(s) with correct word

Question 5

When factoring the cost of equipment into a bid, its time of ____________________ must be included.
 
  Fill in the blank(s) with correct word