Unit Test — Unit test Answers

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A volcanic eruption releasing rock, ash, and dust particles into the air is an example of which interaction?

A
the biosphere interacting with the geosphere
B
the geosphere interacting with the atmosphere
C
the geosphere interacting with the hydrosphere
D
the hydrosphere interacting with the atmosphere
2
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Which is one college class that a student would most likely take to become an oceanographer?

A
marine biology
B
chemical engineering
C
foundations of physics
D
human anatomy
3

How do geologists study direct evidence of Earth’s interior?

A
by collecting drill core samples of Earth’s crust
B
by measuring seismic wave activity
C
by analyzing how living things survive
D
by recording changes in climate patterns
4

A team of scientists is researching the best way to use tides to produce energy. One team includes environmental scientists.Which other branch of Earth science would these scientists most likely represent?

A
geology
B
astronomy
C
meteorology
D
oceanography
5

A group of the same species of salmon lives in a stream. Which level of organization does this best describe?

A
community
B
ecosystem
C
organism
D
population
6

Which event would most likely cause a competition for water?

A
Male deer hunt for their food.
B
A valley is stricken with drought.
C
Prairie dogs search for shelter.
D
A rainforest is exposed to sunlight.
7

Which sphere of Earth includes icebergs?

A
atmosphere
B
biosphere
C
cryosphere
D
geosphere
8

Which environmental change is considered short term?

A
forest fire
B
ice age
C
mountain building
D
solar energy changes
9

Which is one type of evidence that geologists usually study?

A
location of Earth in outer space
B
waves that move through Earth
C
interactions between living things on Earth
D
diversity of life found on Earth
10

Favorable adaptations build up in a population over many generations due to long-term environmental change.What is the most likely result of this process?

A
extinction
B
speciation
C
loss of habitat
D
forced migration
11

What effect would El Niño most likely have on organisms?

A
El Niño would cause the extinction of an entire species.
B
El Niño would cause changes in the genetic makeup of organisms.
C
El Niño would cause continents to move to different parts of the planet.
D
El Niño would cause organisms to move in search of food and better conditions.
12

A tropical rainforest includes trees, animals, insects, plants, rain, rivers, rocks, soil, and warm, moist air.Which spheres of Earth are represented in a tropical rainforest?

A
biosphere, geosphere, hydrosphere
B
cryosphere, hydrosphere, ionosphere
C
geosphere, biosphere, cryosphere
D
ionosphere, hydrosphere, geosphere
13

Several cheetahs are growling at each other while hunting for animals. For which need are they competing?

A
food
B
shelter
C
sunlight
D
water

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