AnswersBiology VIA Fall 2026 Lstrangesdale.orgNatural Environmental Change

Natural Environmental Change Answers

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During a flood, many individuals in a population of gophers drowned. Which effect of an environmental change does this best illustrate?

A
death
B
extinction
C
adaptation
D
speciation
2
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An environmental change is occurring due to continents shifting and moving to different parts of Earth’s surface. What kind of change is this?

A
a short-term change due to global warming
B
a long-term change due to tectonic plate movement
C
a short-term change due to increasing levels of solar energy
D
a long-term change due to forest fires
3

Which is most likely an effect of long-term environmental changes?

A
death
B
migration
C
loss of habitat
D
speciation
4

What is a drought?

A
a warm season brought on by Earth tilting toward the Sun
B
an extended period of time with little to no snow or rainfall
C
a large wave usually caused by an undersea earthquake
D
a cool season brought on by Earth tilting away from the Sun
5

The transition from fall to winter could be considered an environmental change. Which kind of change is winter?

A
short-term, because it lasts less than a year
B
long-term, because it lasts more than a year
C
short-term, because it causes changes to the DNA of a species
D
long-term, because it does not cause changes to the DNA of a species
6

What is a tsunami?

A
a warm season brought on by Earth tilting toward the Sun
B
an extended period of time with little to no snow or rainfall
C
a large wave usually caused by an undersea earthquake
D
a cool season brought on by Earth tilting away from the Sun
7

What is global warming?

A
a recent increase in the average global temperature near Earth’s surface
B
a period of time when temperatures across the planet are colder than normal
C
a characteristic of summer that returns seasonally
D
the gain of heat in coastal areas from El Niño storms
8

Shante makes a diagram to compare the effects of short-term and long-term environmental changes.

Question illustration
A
Cause speciation
B
Affect organisms
C
Are caused by ice ages
D
Are driven by solar energy changes
9

Due to the short-term environmental change of a drought, much of the soil in an area can no longer support a species of wildflower. As a result, the plants now grow only in small regions within the area.

A
migration
B
loss of habitat
C
adaptation
D
extinction
10

Which kind of environmental change would a tornado be?

A
short-term, because it occurs very quickly
B
long-term, because it lasts a long time
C
short-term, because it affects only a small area
D
long-term, because they have been happening for millions of years

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