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geological oceanography quiz
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Questions in this quiz (15)
1which of these is in the correct order for ascending size?
- Agravel, silt, sand, clay
- Bgravel, sand, silt, clay
- Cgravel, sand, clay, silt
2which sediment is formed by precipitation?
- Abiogenous
- Bcosmogenous
- Clithogenous
- Dhydrogenous
- Evolcanogenic
3neritic deposits occur in the deep ocean.
- ATrue
- BFalse
4pelagic deposits occur in the deep ocean.
- ATrue
- BFalse
5in which ways can terrigenous sediments be transported to the sea?
- Awind
- Briver
- Cglacier
- Dprecipitation
- Esea floor spreading
6as sediment settles, clay content increases.
- ATrue
- BFalse
7which of these factors control the formation of hydrogenous sediments?
- Atemperature changes
- Bpressure changes
- Caddition of chemically active fluids
8in polar shelves, calcerous biogenous sediments dominate
- ATrue
- BFalse
9in temperate regions, river-supplied sediments dominate
- ATrue
- BFalse
10geological controls of shelf sedimentation are considered in terms of a time frame. what is the explanation for: up to 1,000ya; up to 1,000,000ya; up to 1,000,000,000ya.
- Awaves, currents, tides; glaciation lowers sea level and controls sedimentation; plate tectonics determine margin type
- Bplate tectonics determine margin type; waves, currents, tides; glaciation lowers sea level and controls sedimentation
- Cglaciation lowers sea level and controls sedimentation; plate tectonics determine margin type; waves, currents, tides
11radiolarian ooze occurs along the equator.
- ATrue
- BFalse
12diatom ooze is distributed throughout bar the equator
- ATrue
- BFalse
13calcerous ooze is distributed throughout bar the poles
- ATrue
- BFalse
14which of the following incorporate silica into their tests?
- Aradiolaria
- Bcoccolithophores
- Cdiatoms
- Dforaminifera
15the following stratigraphy: basalt crust, biogenic foram ooze, pelagic clay, belongs to which oceanic basin?
- AAtlantic
- BPacific
Information
- Description
- Quiz on geological oceanography quiz, created by rhianadevans on 24/04/2015.
- Author
- rhianadevans
- Language
- English
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