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Marine Science 111 Lab Exam Questions with Correct Answers
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  • Course
  • Marine Science
  • Institution
  • Marine Science

T/F: the alligator pond site is considered to be tidally influenced - Answer-False T/F: The D.O. content at the marsh site is influenced by the physical mixing of the waves crashing - Answer-False T/F: Evaporation of seawater will cause a decrease in salinity in that water - Answer-False T...

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  • September 22, 2024
  • 11
  • 2024/2025
  • Exam (elaborations)
  • Questions & answers

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  • marine science 111 lab exam questions with correct
  • tf the alligator pond site is considered to be t

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  • Marine Science

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Marine Science 111 Lab Exam Questions
with Correct Answers
T/F: the alligator pond site is considered to be tidally influenced - Answer-False

T/F: The D.O. content at the marsh site is influenced by the physical mixing of the
waves crashing - Answer-False

T/F: Evaporation of seawater will cause a decrease in salinity in that water - Answer-
False

T/F: The process of photosynthesis will increase the D.O. in water - Answer-True

T/F: The marsh site is to be considered tidally influenced - Answer-True

Which field site would have the most D.O. due to the process of physical mixing?
a) Pond
b) Marsh
c) Ocean - Answer-c) Ocean

What would cause the color of the water to be greenish or yellowish green?
a) Sediment
b) Pollution
c) Phytoplankton - Answer-c) Phytoplankton

What would cause the color of the water to be brownish?
a) Sediment
b) Phytoplankton
c) Cyanobacteria - Answer-a) Sediment

What is the name of the field instrument we used to take the salinity, D.O. and the
temperature of the water at each location?
a) SSI
b) WiFi
c) YSI
d) Refractometer - Answer-c) YSI

What was the name of the hand held field instrument we used to take just salinity of the
water at each location?
a) SSI
b) WiFi
c) YSI
d) Refractometer - Answer-d) Refractometer

, What is the name of the dominant plant found in the marsh?
a) Cordgrass or (Spartina alterniflora)
b) Live Oaks (Quercus virginiana)
c) Red Maple (Acer rebrum) - Answer-a) Cordgrass (Spartina alterniflora)

2 species off birds for the HBSP - Answer-White egrets and Blue herron

Name the main flora (plant) that we saw covering the dunes - Answer-Seaoats

Explain why the marsh might see a lower D.O. than the other 2 sites. - Answer-

Crest - Answer-top of the wave

Trough - Answer-bottom of the wave

Amplitude - Answer-top of wave to flat part of wave

Wavelength - Answer-distance from crest to crest or trough to trough

Wave Height - Answer-distance from crest to trough

Define wave period - Answer-the time it takes for one wave to go past one consecutive
point

When the water depth is less than 1/20th of the wavelength we classify these waves
as..
a) Deep water waves
b) Shallow water waves
c) Intermediate waves
d) Seismic waves - Answer-b) Shallow water waves

The equation C=L/T, describes:
a) Amplitude
b) Wave Speed
c) Circular Motions
d) Wave Height - Answer-b) Wave Speed

As water depth decreases, the celerity of the wave..
a) Increases
b) Stays the same
c) Decreases - Answer-c) Decreases

___________ are structures built to prevent or reduce sediment deposition at the
mouths of harbors or inlets..
a) Seawalls
b) Groins

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