Marine Sediments

Beach deposits are an example of

• hydrogenous sediment.
• cosmogenous sediment.
• biogenous sediment.
• lithogenous sediment.

Which of the following organisms produce calcium carbonate shells (tests)?

• Coccolithophores and radiolarians
• Radiolarians and diatoms
• Coccolithophores and foraminifers
• Foraminiers and diatoms

Tags

NGSS.MS-ESS2-3

Put the sediments in order from smallest sized particles to largest

• clay, silt, sand, gravel
• silt, clay, gravel, sand
• gravel, sand, silt, clay

Which of the following is a hydrogenous sediment?

• diatomaceous earth
• silt
• tektites
• manganese nodules

Deep ocean sediments tend to have proportionally _______ biogenous sediment than continental-shelf sediment.

• more
• less

True or False:
Clay will travel farther out into the ocean than sand will.

• True
• False

This is the largest intact meteorite. If it was broken down into sediment, what kind would it be?

• Lithogenous 
• Biogenous 
• Hydrogenous
• Cosmogenous

What is the origin of this sediment? These are tiny shells called "tests." 

• Lithogenous 
• Biogenous 
• Hydrogenous
• Cosmogenous

if more than 30% of an area's sediment is made up of biogenous particles, it is called a(n)

• ooze
• slush
• mud
• silt

How many different marine sediment sources do we distinguish?

• 2
• 3
• 4
• 5