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