What are three primary purposes of the root system of a plant?
What will be an ideal response?
The three purposes of the root system are:
1 . To take water and nutrients from the soil for use by the plant
2 . To serve as storage space for food manufactured by the plant
3 . To provide an anchor for the plant
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Some types of FCA welding electrodes need ____ electrode preheating.
A. very high B. no C. very low D. more
The present worth of an increasing geometric gradient is $23,632. The interest rate is 6% per year and the rate of change series is 4% per year. If the cash flow in year 1 is $3,000, the year in which the gradient ends is:
(a) 7 (b) 9 (c) 11 (d) 12
What features must be present in order for shop work areas to be both efficient and safe?
What will be an ideal response?
The hexadecimal equivalent of a binary 00100011 is ________
A) 2316 B) 2116 C) 3016 D) 2016