The answer is; Oil shale occurs only in areas with plentiful water resources for processing.
The refinement of oil shale requires a lot of water. This is used to quench the products of retorting and pyrolysis and also reduce dust. The water used becomes heavily polluted and has to be treated before discharge, otherwise, it will be the cause of a major environmental disaster to the local areas.
Answer: Food storage and secretion
The parenchyma cells in the plant tissues typically composed of living cells that are thin walled, unspecialized in structure, these cells differentiate to perform various functions. In plant cells the function of the parenchyma cell is food storage and secretion.
Correct answer is;
C) Primordial soup origin
Explanation; I had taken the test on USA test prep
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I can’t do this maybe take it to a teacher and get them to do it