AnswersPARTA - EVP PGCPS BIOGEOCHEM CR FALL2026 - 798113Lab: Environmental Changes in a Watershed

Lab: Environmental Changes in a Watershed — Unit test Answers

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21
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Which zone within the open-ocean zone is home to the most organisms?

A
deep zone
B
surface zone
C
intertidal zone
D
transition zone
22
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Which phrase best describes igneous rocks?

A
form when lava and magma cool
B
accumulate sediments following erosion
C
require heat and pressure to be formed
D
consist of many sediment layers
23

Which is one benefit that mangrove trees provide to surrounding coastal wetlands?

A
They hold soil in place.
B
They store floodwaters.
C
They maintain surface water flow.
D
They filter water and improve water quality.
24

Which characteristic is used to classify metamorphic rocks as foliated or non-foliated?

A
grain size
B
layer thickness
C
arrangement of layers
D
arrangement of grains

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