Glencoe Earth Science

Chapter 19: Oceanography

Section 2 Self-Check Quiz-Eng.

1.
Where does most of the energy come from that fuels ocean life?
A)land plants
B)land animals
C)dissolved gases
D)the Sun
2.
An example of a food chain is __________.
A)herring — cod — seal — shark — phytoplankton — copepod
B)herring — shark — seal — cod
C)cod — copepod — herring — phytoplankton — seal — shark
D)phytoplankton —copepod— herring— cod — seal — shark
3.
What elements are used to make food by chemosynthesis?
A)oxygen and carbon dioxide
B)oxygen and nitrogen
C)sulfur and nitrogen
D)sulfur and oxygen
4.
Which is NOT a characteristic of plankton?
A)large animals
B)drift in currents
C)many are single-celled organisms
D)some feed on other plankton
5.
What is the difference between plankton and nekton?
A)nekton is not single-celled organisms
B)nekton swims instead of drifts
C)plankton are at the bottom of the food chain
D)nekton drifts in ocean currents
6.
Which is an example of a benthic animal?
A)snail
B)whale
C)shark
D)jellyfish
7.
What must animals that live on a beach adapt to?
A)changing shape of the beach
B)new plants growing on the beach
C)deep water
D)dry habitats
8.
Why do tide pools make good habitats?
A)They provide protection from predators.
B)They allow access to the ocean.
C)They are freshwater habitats.
D)They are protected from humans.
9.
Estuaries contain __________.
A)salt water only
B)freshwater only
C)saltwater and freshwater
D)polluted water
10.
When you look at coral on a reef, what are you seeing?
A)the actual coral animals themselves
B)deposits from fishes
C)the hard shells of the coral animals
D)mineral deposits from water
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