What type of marine sediment is derived from igneous rock?
a. terrigenous
b. biogenous
c. hydrogenous
d. cosmogenous
e. calcareous
Question 2An area that experiences a high rate of erosion, such as a near shore cliff, will have which type of sediments in the
surrounding waters?
a. well-sorted sediments
b. poorly-sorted sediments
c. one size of sediment
d. mostly gravel sediment
e. mostly clay sediment