NAIMMCQ: Geology

Geology

Showing posts with label Geology. Show all posts

Which of the following is a component of siliceous ooze?

W)Foraminifers
X) Radiolarians
Y) Pteropods
Z) coccolithophores

Answer: X

What is an example of a hydrogenous sediment?

W)Manganese
X) Calcareous oozes
Y) Siliceous oozes
Z) Brown Red clays

Answer: W

What is the range of fine sand, on the Wentworth scale of particle size?

W)0.5 to 1 millimeter
X) 0.25 to 0.5 millimeter
Y) 0.125 to 0.25 millimeter
Z) 0.05 to 0.125 millimeter

Answer: Y

Which of the following is NOT a type of marine phytoplankton that makes up a major portion of marine sediments?

W)Dinoflagellates
X) Diatoms
Y) Coccolithophorids
Z) Radiolarians

Answer: W

Which of the following is NOT a scientific classification of a coral reef type?

W)Fringing reef
X) Nearshore reef
Y) Barrier reef
Z) Atoll reef

Answer: X

Where is the feature called the Moho situated?

W)Within the asthenosphere
X) Beneath the asthenosphere
Y) Within the lithosphere
Z) Between the lithosphere and the asthenosphere

Answer: Y

What type of plate is the San Andreas fault?

W) Convergent plate boundary
X) Divergent plate boundary
Y) Transform plate boundary
Z) Transcurrent plate boundary

Answer: Y

Approximately, when did the North America began to separate from Europe?

W)10 million years ago
X) 50 million years ago
Y) 200 million years ago
Z) 1 billion years ago

Answer: Y

When does the higher berm on a beach form?

W)During neap tides
X) During the summer in times of low energy waves
Y) During winter conditions
Z) During high wave conditions at low tide

Answer: Y

What type of deposits are formed by conditions no longer existing in that area?

W)Relict sediments
X) Anomalous sediments
Y) Defunct sediments
Z) Derivative sediments

Answer: W

Which of the following would be used to show the relationship between the height of the land and the depths of the ocean basins?

W)Hypsographic (hip-soh-gra-fic) curve
X) Hypsometric diagram
Y) Mercator projection
Z) Elevation matrix

Answer: W

Where does the relative motion of a transform fault occur?

W)Outside the adjacent ridge axes
X) West of the adjacent ridge axes
Y) Between the adjacent ridge axes
Z) East of the adjacent ridge axes

Answer: Y

What area did Project FAMOUS explore?

W)Atlantic and Pacific Oceans
X) Indian Ocean abyssal plain
Y) East Pacific Rise
Z) Mid-Atlantic Ridge rift valley

Answer: Z

Which compelling piece of evidence supported the theory of seafloor spreading?

W) The discovery and mapping of magnetic stripes on the seafloor
X) The discovery of deep earthquakes along the Pacific Rim by Charles Richter
Y) The recordings of submarine volcanic activity along mid-ocean ridges in the 1970s
Z) Sir Edward Bullard's geographic fit of the continents

Answer: W

Which of the following is NOT a clay mineral found in marine sediments?

W)Chlorite
X) Illite
Y) Muscovite
Z) Kaolinite

Answer: Y

Which of the following was the basis of geologists' current estimate of the Earth's age?

W)Moon rocks and meteorites
X) Fossils
Y) Continental rocks
Z) Ocean floor rocks

Answer: W