Shoulderless eyebolts can be used to make _____ of a load.
a. vertical lifting pulls only
b. angled lifting pulls only
c. vertical and angled lifting pulls
d. vertical lifting pulls and angled lifting pulls up to 45 degrees
a. vertical lifting pulls only
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?What kind of hazard is ionizing, ultraviolet, microwave, or thermal radiation?
A. ?biomechanical B. ?physical C. ?electrical D. ?chemical
Which of the following is NOT an effect of soil salt?
a. Reduced soil water availability b. Reduced energy for plant growth c. Accumulations of toxic levels of certain elements in plant tissue d. Root stress e. Soil dryness f. Nutrient imbalances g. Extremely high pH
Biotechnology has been in use for thousands of years
Indicate whether the statement is true or false
As a general guide, mowing frequency should be set so that growth of the turf between mowings does not allow more than _____________ of the total vertical shoot growth to be removed in one mowing
a. 1/4 b. 1/3 c. 1/2 d. 3/4