CLASSIFYING SEDIMENTS _____ 1) ______________ sediment comes from the land. A) H
ID: 203 • Letter: C
Question
CLASSIFYING SEDIMENTS
_____ 1) ______________ sediment comes from the land.
A) Hydrogenous B) Cosmogenous C) Biogenous D) Terrigenous
_____ 2) ______________ sediment comes from life.
A) Hydrogenous B) Cosmogenous C) Biogenous D) Terrigenous
_____ 3) ______________ sediment comes directly from water.
A) Hydrogenous B) Cosmogenous C) Biogenous D) Terrigenous
_____ 4) ______________ sediment comes from space.
A) Hydrogenous B) Cosmogenous C) Biogenous D) Terrigenous
_____ 5) The seafloor sediment from dead marine plants and animals is ______________ sediment.
A) hydrogenous B) cosmogenous C) biogenous D) terrigenous
_____ 6) Manganese nodules are an example of ________________ sediment.
A) hydrogenous B) cosmogenous C) biogenous D) terrigenous
_____ 7) Quartz sand is an example of ________________ sediment.
A) hydrogenous B) cosmogenous C) biogenous D) terrigenous
_____ 8) Fish bones and scales are an example of ________________ sediment.
A) hydrogenous B) cosmogenous C) biogenous D) terrigenous
_____ 9) Meteor remains are an example of ________________ sediment.
A) hydrogenous B) cosmogenous C) biogenous D) terrigenous
_____ 10) Volcanic ash that falls to the ocean floor is an example of ____________ sediment.
A) hydrogenous B) cosmogenous C) biogenous D) terrigenous
_____ 11) Rock salt, salt from evaporated water, is an example of ____________ sediment.
A) hydrogenous B) cosmogenous C) biogenous D) terrigenous
_____ 12) Dead plankton that falls to the ocean floor is an example of ____________ sediment.
A) hydrogenous B) cosmogenous C) biogenous D) terrigenous
_____ 13) The least common sediment type of sediment is _________________ sediment.
A) hydrogenous B) cosmogenous C) biogenous D) terrigenous
SEDIMENT DEPOSTION
_____ 14) __________ are found primarily on the continental shelf and consist mainly of terrigenous sediments.
A) Pelagic sediments B) Neritic sediments
_____ 15) __________ are found primarily on the continental slope and rise and deep ocean basins.
A) Pelagic sediments B) Neritic sediments
_____ 16) There is generally a thicker layer of seafloor sediments on _________ than ________.
A) active continental margin; passive continental margin
B) passive continental margin; active continental margin
_____ 17) Of the following locations, which one generally has a thicker layer of seafloor sediments?
A) west coast of South America B) coast of Gulf of Mexico C) west coast of North America
D) east coast of South America E) mid-Atlantic ridge
_____ 18) Which region of the ocean has the largest amount of sea floor sediment?
A) deep ocean floor B) continental shelf C) continental slope and rise D) mid-oceanic ridge
_____ 19) Rivers carry _____________ sediment to the continental shelf.
A) hydrogenous B) cosmogenous C) biogenous D) terrigenous
_____ 20) Larger sand-sized sediment carried to the ocean by rivers tends to _______________________.
A) be deposited far from its source B) be deposited along the continental shelf
C) never make it to the ocean D) settle to the bottom of the ocean over a few months
_____ 21) Seafloor sediment such as siliceous ooze and calcareous ooze is ______________ sediment.
A) hydrogenous B) cosmogenous C) biogenous D) terrigenous
_____ 22) The Colorado Plateau, which was eroded by the Colorado River forming the Grand Canyon as it
uplifted, was formed by seafloor sediments ____________________.
A) in a shallow sea B) in the deep ocean C) at a mid-oceanic ridge
_____ 23) _______________________ are not found in the deep ocean below the CCD because below that level
they dissolve in the water.
A) Siliceous oozes B) Calcareous oozes C) Fish bones D) Meteor remains E) Evaporites
_____ 24) Hydrogenous sediments are much less common than ___________________ sediments.
A) only biogenous B) only terrigenous C) only cosmogrnous
D) biogenous or terrigenous E) biogenous, terrigenous, or cosmogenous
_____ 25) __________________ are a special class of hydrogenous sediment formed from evaporation.
A) Siliceous oozes B) Calcareous oozes C) Fish bones D) Meteor remains E) Evaporites
STUDYING SEDIMENTS
_____ 26) ________________ samples the seafloor by
Explanation / Answer
1.d
2.d
3.d
4.a
5.b
6.a
7.c
8.d
9.d
10.a
11.b
12.b
13.d
14.a
15.d
16.a
17.b
18.c
19.c
20.c
21.a
22.b
23.d
24.d
25.a
26.c
27.b
28.a