The pH of a poinsettia's soilless media should be _____

A) 5.8-6.2
B) 5.0-6.4
C) 6.0-6.4
D) 6.4-7.0


A

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What type of actuators are used in electrohydraulic injectors (EHIs)?

A. solenoid only B. piezoelectric only C. both solenoid and piezoelectric D. neither solenoid or piezoelectric

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Technician A says that in some short-and-long arm front suspension systems, the coil springs are mounted between the lower control arm and the chassis. Technician B says that in this type of suspension system, the upper ball joints are the load-carrying ball joints. Who is correct?

A. A only B. B only C. Both A and B D. Neither A nor B

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Blood typing as a means of determining animal parentage is usually considered only 40 to 50 percent accurate

Indicate whether the statement is true or false

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Placing the negative on the electrode instead of the base metal is referred to as ____.

A. AC B. DCEN C. DCEP D. reverse polarity

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