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Exam (elaborations)

Marine Science Mid-Term Exam Questions with Latest Update

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  • Module
  • Marine Science
  • Institution
  • Marine Science

The Gulf of Mexico experiences this type of tidal pattern- 1 high tide and 1 low tide a day. - Answer-Diurnal Tide The weakest tides produced twice each month. Occurring during the 1st and 3rd quarter phases of the moon, when the Earth, moon, and sun are at right angles to each other. - Answer-...

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  • September 22, 2024
  • 8
  • 2024/2025
  • Exam (elaborations)
  • Questions & answers
  • Marine Science
  • Marine Science
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Marine Science Mid-Term Exam
Questions with Latest Update
The Gulf of Mexico experiences this type of tidal pattern- 1 high tide and 1 low tide a
day. - Answer-Diurnal Tide

The weakest tides produced twice each month. Occurring during the 1st and 3rd quarter
phases of the moon, when the Earth, moon, and sun are at right angles to each other. -
Answer-Neap Tide

East coast experiences this type of tidal pattern - 2 high tides and 2 low tides a day -
Answer-Semidiurnal Tides

A large mass of continuously moving ocean water is known as a ... - Answer-Ocean
Current

The highest and lowest tides produced twice each month, when the Earth,moon, and
sun are aligned. Occur during the full moon and new moon. - Answer-Spring Tide

the west coast experiences this type of tidal pattern - 2 high tides and 2 low tides a day,
with the first set of tides being stronger than the second set. - Answer-Mixed Tides

The daily rise and fall of the ocean as seen along the shoreline - Answer-Tides

The up and down movement of the ocean surface caused by wind. - Answer-Waves

The returning of water from a wave that breaks on the beach is known as ... - Answer-
Undertow

A rush of water out to seas, caused by a sandbar breaking. - Answer-Rip Current

A current that moves parallel to the beach, produced by waves breaking at an angle to
the shoreline - Answer-Longshore Current

The movement of beach sand along the shore, pushed by waves and currents -
Answer-Littoral Drift

What is the average salinity of the ocean? - Answer-36 ppt

Which instrument is used to measure salinity? - Answer-Refractometer

What is the salinity reading for our area, around Bay St. Louis and the Mississippi
Sound? - Answer-Around 17 ppt

, A drastic salinity change that occurs in water; forms a boundary between salty water
and less salty water - Answer-Halocline

What is the average pH of the ocean? - Answer-8

Mass per unit volume (The amount of "Stuff" dissolved in water) - Answer-Density

How clear or murky the water is, would be referring to ... - Answer-Turbidity

Ocean Water is ... - Answer-Slightly Basic

Which instrument is used to check if the water is acidic or basic? - Answer-pH Probe

Which instrument is used to measure turbidity? - Answer-Secchi Disk

A drastic temperature change that occurs in water; forms a boundary between cold
water - Answer-Thermocline

The upward force that supports floating objects - Answer-Buoyancy

At what point does a marine biologist become worried about the dissolved oxygen (DO)
levels in the water? At what DO reading? - Answer-2 ppm

Which method is used to measure DO? - Answer-Titration

As the depth of the ocean increases, the amount of DO does what? - Answer-
Decreases

As the water temperature decreases, the amount of DO does what? - Answer-Increases

As depth increases, the water temperature does what? - Answer-Decreases

As depth increases pressure does what? - Answer-Increases

Area located between high tide and low tide - Answer-Intertidal Zone

Region of water that lies above the continental shelf - Answer-Neritic Zone

Life zones that includes most of the open ocean - Answer-Oceanic Zone

Marks the high tide line - Answer-Strandline

A characteristic of an organism that enable it to live successfully in its environment -
Answer-Adaptation

Area below the low tide line that remains underwater - Answer-Subtidal Zone

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