Sand or gravel that naturally forms near earth's surface is known as a. pollen. b. aggregate. c. ore. d. bedrock.

The answer to this question is B. aggregate
In mining context,  aggregate refers to the mass of rock that is naturally crushed due to some circumstances and formed a smaller mass like sand or gravel.
This type of sand/gravel usually used in our society as a mixture to build building foundations for the construction industry.

Is known as aggregate.

The  franco-prussian  war, a  war  that was  led by prussia a coalition of  german  states, defeated  france. the  war  was the end  of  french  hegemony in europe and resulted in a unified  germany.  i hope this !