Unit Test — Unit test

Question 1

Which of the following is not a way that nonnative organisms are introduced to new aquatic ecosystems related to commerce?

Revolt · Accepted Answer

migration

Question 2

Which of the following is a way that humans impact rivers and streams?

Revolt · Accepted Answer

all of the above

Question 3

Fish that feed on sediment will most likely be found in _______ rivers.

Revolt · Accepted Answer

deep

Question 4

The principle difference between where salt marshes and mangrove forests grow is _______.

Revolt · Accepted Answer

the intensity of the waves along the coast

Question 5

Coral reef ecosystems support over a million different species. Please select the best answer from the choices provided

Revolt · Accepted Answer

T

Question 6

Which of the following did not allow researchers to further explore below the ocean’s surface?

Revolt · Accepted Answer

Palomares

Question 7

Which best matches objects that a scientist would include on a list describing a forest ecosystem?

Revolt · Accepted Answer

different types of animals and plants and the forest soil

Question 8

Riparian zones can reduce the impact of water pollution.

Revolt · Accepted Answer

T

Question 9

What characteristic is important for plants found in saltwater wetlands?

Revolt · Accepted Answer

tolerance to salinity

Question 10

Earth scientists have concluded that the methods of harnessing energy that have been used over the past two centuries, such as the burning of fossil fuels, are causing climates around the world to change more quickly and suddenly than ever before in human history. Evidence includes increased air temperatures, rising sea levels, and the shrinking of glaciers in Greenland, Alaska, and other regions of Earth. The most complex level of organizational hierarchy that climate change could potentially affect is Earth’s

Revolt · Accepted Answer

biosphere.

Unit Test — Unit test Answers

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