Marine Unit 2 Test Review - Sediments Sp25

Which sediment type covers the largest surface area of the seafloor?

• Biogenous ooze

• Terrigenous

• Hydrogenous

• Cosmogenous

Name the geographic zone over the continental shelf.

• Abyssal zone

• Neritic zone

• Bathyal zone

• Hadal zone

Why do calcareous shells dissolve in deep water?

• Basic water

• Acidic water

• Neutral water

• Salty water

What are the two factors that increase carbon dioxide dissolution in deep water?

• Warm temperatures and low pressure

• Cold temperatures and high pressure

• High salinity and low pressure

• Low salinity and high pressure

Which sediment type is associated with rock weathering?

• Biogenous

• Hydrogenous

• Lithogenous or Terrigenous

• Cosmogenous

The example of Lithogenous or Terrigenous sediment is ____.

• Siliceous

• Calcareous

• Quarts

• Clay

What type of sediment is associated with 'oozes'?

• Hydrogenous

• Cosmogenous

• Biogenous

• Terrigenous

Fill in the blank: ________ debris is an example of cosmogenous sediment.

• Halite

• Meteorite

• Phosphate

• Oozes

Which type of sediment includes manganese nodules?

• Cosmogenous

• Hydrogenous

• Biogenous

• Terrigenous

What is an example of cosmogenous sediment?

• Oozes

• Halite

• Meteorite debris

• Phosphate nodules.