Why do unpalatable plants replace palatable plants under heavy grazing?
What will be an ideal response?
Unpalatable plants have a competitive advantage over palatable plants under heavy grazing because they put part of their photosynthetic products into spines, thorns, poisons, etc., that protect them from defoliation.
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Answer the following statement(s) true (T) or false (F)
1. The term inching is often used when referring to across-the-line starters. 2. Neither jogging nor inching prevent a holding circuit. 3. When a jogging circuit is used, the starter can be energized only as long as the jog button is depressed. 4. The addition of a control relay to a jogging circuit provides even greater control of the motor drive than the use of a jogging circuit alone. 5. A selector push button can be used to obtain jogging.
One of the purposes of processing food is to _____
a. decrease the nutritional value c. keep it from spoiling b. study food additives d. increase calories
To use a registered E.P.A disinfectant to disinfect implement, you should:
What will be an ideal response?
How can a furnace problem be located?
A) By measuring the furnace plates using the thermostat B) By measuring the voltage of the power-handling components C) By measuring the amount of cold air coming out of the vent D) By measuring the amount of heat coming out of the vent