Answer:
Preventive maintenance is where measure are taken beforehand so that the chances of breakdown are minimised resulting in increased efficiency of machines. It is the maintenance that is regularly performed on any equipment to lessen the likelihood of it failing.
Explanation:
Answer from Gauth math
Answer:
Crossing over
Explanation:
Please see the attachment
A large central vacuole, and chloroplasts.
<span>All the options (heat, pressure, deposition and chemical environment) are correct.<span>
Metamorphic rocks are formed when pre-existing rocks are subjected to heat, pressure and hot mineral rich fluids which cause physical, chemical and mineralogical changes to the rock. Metamorphic rocks are grouped by chemical, texture and mineralogy. The common metamorphic rocks include schist, marble, and gneiss.
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