AnswersIASD Credit Recovery Environmental Science 2026 DressTopic Test

Topic Test Answers

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Humans evolved in the Eocene period.

A
T
B
F
2
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When growing in windy environments, this organism will grow low along the ground, but when growing in sheltered environments, it grows tall. The leaves have a waxy coating to reduce moisture loss, a chemical makeup that makes them fairly fire resistant, and produce a scent that deters predators. It also has a large root system and root crowns. What organism and environment is described above?

A
coyote brush and chaparral
B
cacti and desert
C
mesquite and savanna
D
coyote brush and taiga
3

How was the Cretaceous period different from the Jurassic Period?

A
The Jurassic period had angiosperms, while the Cretaceous did not.
B
Pangaea split during the Jurassic period.
C
There were dinosaurs in the Jurassic period, which went extinct in the Cretaceous period.
D
Conifers and ferns were present in the Jurassic period, but not in the Cretaceous period.
4

The large size of the musk ox _______.

A
helps minimize heat loss
B
is offset by its long legs
C
helps the animal graze less often
D
helps maximize heat loss
5

What abiotic factors describe the desert biome climate?

A
four distinct seasons, a temperature range from just below freezing to 70º F, almost 14 inches of rain in the winter months and more than 18 inches of rain in the summer
B
warm temperature year round, very long dry winter and a very wet summer, a temperature range of 68° to 86° F, annual precipitation of 10 to 30 inches
C
subarctic and cold climate, long, severe winters, average yearly rainfall is 15 to 20 inches
D
extremely low humidity, less than 10 inches of rain per year, high temperatures during the day, frequently windy
6

Summers that are hot, humid, and rainy, winters that are below freezing with a lot of snow, 50-100 frost free days/year, and precipitation ranges from 12-33 inches/year are all abiotic characteristics of the _______ biome.

A
chaparral
B
tundra
C
arctic
D
taiga
7

Fish do not live in the icy rivers of the tundra.

A
T
B
F
8

Desert and desert-scrub biomes are characterized by specific types of plant and animal life. Creosote bushes are found throughout areas such as the Mojave Desert. They are used by roadrunners for nesting, and also provide a home for desert tortoises. Photo by Samulili What type of plant is the creosote bush?

Question illustration
A
coniferous tree
B
lichen
C
shrub
D
flowering weed
9

Which of the following is not a way humans have directly impacted coral reefs?

A
overfishing
B
tourism
C
algae farming
D
agriculture
10

Which factor is not used to define biomes?

A
plant structures
B
leaf type
C
historical similarities
D
climate
11

Which of the following adaptations is characteristic of animals in the taiga biome?

A
large paws
B
short legs, ears, and tails
C
higher levels of hemoglobin
D
large lungs
12

Horned toads squirt blood from their eyes as a _______.

A
means of evading predators
B
means of catching prey
C
mating behavior
D
territorial marker

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