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Environmental Science Exam Review 2
Test Description: Exam review 2
Instructions: Answer all questions to get your test result.
1) ____ Causes air to be denser near Earth's surface.
A
condensation
B
gravity
C
evaporation
D
temperature
2) Which of the following includes all of the water on or near earth's located
A
hydrosphere
B
lithosphere
C
geosphere
D
atmosphere
3) Where is most of the fresh water on Earth located?
A
in oceans
B
in ice caps and glaciers
C
in reservoirs and lakes
D
in streams and tributaries
4) Surface currents circulate in different directions, depending on the ________ in which they occur.
A
hemisphere
B
troposphere
C
biosphere
D
hydrosphere
5) The energy in most ecosystems comes from
A
the sun
B
all the above
C
wind
D
green plants
6) Organisms can adapt
A
to other organisms
B
both a and b
C
neither a or b
D
to their physical surroundings
7) Which of the following describes soil and temperature in the ecosystem?
A
selection factors
B
biotic factors
C
unnecessary factors
D
abiotic factors
8) Which of the following best describes a population?
A
all the red birds in an area
B
all the types of organisms living in the same place
C
all members of the same species
D
members of the same species living in the same place at the same time
9) Which of the following is not a biotic factor in an ecosystem?
A
insects
B
roots
C
air
D
leaves
10) If you visited a savanna, you would likely see...
A
large herds of grazing animals, such as rhinos, gazelles, and giraffes.
B
a coastal ecosystem
C
snow and ice
D
a dense forest
11) Which of the following best describes a tropical rain forest?
A
very few species of trees, due to poor soil quality
B
species of animals with specialized ways of surviving in order to avoid competition
C
dense, thick, soil that supports a dense layer of plants on the forest floor
D
plants and animals that are very similar dues to year-round warmth and moisture
12) Animals that live in the desert
A
usually have thin skin to absorb water
B
hibernate in winter
C
include camels, meese, and various reptiles
D
are usually nocturnal
13) Deserts are
A
often formed on the dry side of mountain ranges
B
covered with sand and contain no plant life
C
never located in cooler climates
D
found only in North America
14) The tundra
A
is too cold to support insect life
B
has a layer of soil that is permanently frozen beneath the top soil
C
all the above
D
is resistant to environmental damage because it is usually frozen
15) Biomes
A
contain two ecosystems, hence the name 'biome'
B
all the above
C
exist in limited regions of the world
D
are usually described by their vegetation
16) Which of the following is an adaptation of coniferous trees in the taiga?
A
They have leaves that retain water, due to their shape and waxy coating
B
They have a unique overall shape in order to accumulate snow, which acts as a heavy insulating layer
C
They have a sallow root system, due to the acidic soil.
D
all of the above
17) Adaptions demonstrated by plants in tropical rain forests include
A
herbs with large flat leaves located in the under story
B
orchids and vines that use tall tree trunks for support
C
trees with aboveground roots called buttresses, which increase stability
D
all of the above
18) The main factor that determines what type of plants grow in a biome is
A
precipitation
B
both a and b
C
temperature
D
altitude
19) You are walking through a forest that gets large amounts of rain, has high humidity, and has moderate temperatures year-around. Where might you be?
A
somewhere near the equator
B
the Pacific Northwest
C
in a forest with the greatest species diversity
D
near the artic circle
20) Adaptions of desert animals that help them survive in the hot, dry, desert often include
A
thin skin that readily absorbs water
B
large, bulky size to retain body heat on cold nights
C
searching for water at midday
D
searching for food at night
*select an answer for all questions
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