AnswersCA-Life Science B High SchoolLab: Interdependence of Organisms

Lab: Interdependence of Organisms — Cumulative exam Answers

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21
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How does mining impact the environment?

A
It has a positive impact on the environment by permanently altering the ecosystem.
B
It has a positive impact on the environment by releasing chemicals into the environment.
C
It has a negative impact on the environment by allowing toxic chemicals to harm wildlife.
D
It has a negative impact on the environment by providing new niches for wildlife to inhabit.
22
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Scientists group organisms into kingdoms by looking at specific characteristics. Thermus aquaticus, shown below, is a specialized bacteria called a thermophile. Thermophiles are microorganisms that can live in bodies of water that are extremely hot, such as deep sea hydrothermal vents.Which characteristic most likely describes a mushroom but not Thermus aquaticus?

Question illustration
A
cell wall
B
eukaryotic
C
unicellular
D
prokaryotic
23

Which term refers to all areas of Earth where life exists?

A
biosphere
B
biome
C
community
D
ecosystem
24

The picture represents gas exchange in the alveoli. Observe what is happening at location X.

Question illustration
A
It will move out of the body.
B
It will enter the blood.
C
It will be carried to cells.
D
It will undergo respiration.
25

In rock layers, jellyfish fossils are found lower than trilobite fossils, and trilobite fossils are found lower than ammonite fossils. What can be determined from this information?

A
Trilobites existed before jellyfish and ammonites.
B
Jellyfish existed before trilobites and ammonites.
C
Ammonites existed before trilobites and jellyfish.
D
Jellyfish, trilobites, and ammonites lived together.

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