What is meant by a "wet-dry" watering cycle? What is the possible disadvantage of this watering cycle?
What will be an ideal response?
It means that the medium is allowed to dry thoroughly before being watered again. The disadvantage is that this may place the plant in water stress and minimize its new growth.
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A source produces symbols A, B, and C having probabilities P[A] = 0.9, P[B] = 0.07, P[C] = 0.02, P[D] = 0.01. The source entropy equals _____ (x.xx) bits/symbol.
Fill in the blank(s) with the appropriate word(s).
To find a root other than a square root of a number, a small number called the index is written above the radical sign.
Answer the following statement true (T) or false (F)
Where can you find out the safety information of the product?
What will be an ideal response?
For compacting soil in trenches, an effective tool is the _____
a. rubber-tired roller b. vibrating-plate compactor c. smooth steel-wheeled roller d. segmented pad roller