AnswersCA-Earth and Space Science B-CRHuman Impact on Resources ESS4.1/4.2

Human Impact on Resources ESS4.1/4.2 — Unit test Answers

15 verified answers
1
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Which phrase describes a population?

a
a group of different communities in an area
o
organisms of the same species living in an area
n
nonliving things that interact with living things in a region
o
organisms that belong to the same community within a region
2
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Which displays Earth’s curved surface on a flat model?

g
globe
g
grid
m
meridian
p
projection
3

Which statement describes competition within a population?

S
Several killer whales migrate to a new location.
T
Two male sea horses fight to win over a female.
S
Several elk travel together to find and share water.
D
Different kinds of garden plants take in water from the soil.
4

Which parts of a map would be referenced to find a specific location at 95°E, 24°N?

m
map key
m
map scale
c
compass rose
l
lines of latitude and longitude
5

Which are abiotic factors as well as basic needs that living things compete for?

b
bacteria and water
f
fungi and bacteria
p
pollen and sunlight
s
sunlight and water
6

Which is a common type of map projection?

d
distorted
d
digital
c
curved-surface
e
equal-area
7

Which statement describes abiotic factors in an environment?

C
Chickens run around a farm.
S
Soil retains water and nutrients.
B
Bacteria use energy to reproduce.
P
Plants compete for sunlight in an ecosystem.
8

The image shows a topographic map.

Question illustration
c
close to Nixon Lane
i
in the lowland marsh
a
at the Colorado River
n
near a major highway
9

How is the elevation displayed on a topographic map?

c
contour lines
c
contour intervals
i
index contours
i
intermediate contours
10

Which statement describes one characteristic of index contour lines?

T
They appear thinner and lighter than other lines on a map.
T
They show regions where a difference in elevation exists.
T
They show the locations of roads and paths on the landscape.
T
They show ratios used to determine the actual distance on a map.
11

Which information does a compass rose provide on a map?

d
direction
d
distance
f
features
s
symbols
12

best

d
designing roads for a new town
s
sailing across one of the Great Lakes
e
estimating the number of trees in an area
d
determining the warmest beach to visit
13

Which is an issue that governments must consider before passing conservation policies?

u
urbanization implications
c
cost to implement conservation policies
d
desertification implications
c
cost to implement deforestation
14

Which is a cause of desertification?

f
farming
c
creating reservoirs
o
overgrazing
d
driving motor vehicles
15

Which action has a positive effect on air resources?

u
using fossil fuels
b
building new homes
w
walking to work or school
r
removing vegetation such as trees

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