Marine Science Midterm Review Part 2

Marine Science Midterm Review Part 2

Multiple Choice

What is global warming?

• The decreasing global temperatures caused by the release of carbon and other greenhouse houses into the atmosphere.

• The increasing global temperatures caused by the release of carbon and other greenhouse houses into the atmosphere.

Multiple Choice

What is carbonic acid?

• The solution that is formed from decomposing plant matter.

• The acid that forms in the ocean when carbon dissolves with sea water.

• The solution that is formed from decomposing animal matter.

• The acidic particles that form from increased salinity and temperature.

Multiple Choice

What is ocean acidification?

• The decreasingly acidic ocean environment caused by carbon being dissolved in the ocean and forming carbonic acid.

• The increasingly acidic ocean environment caused by carbon being dissolved in the ocean and forming carbonic acid.

Multiple Choice

Ocean acidification begins with 

• pollution and garbage from ships

• carbon dioxide released from combustion of burning fossil fuels (gas, methane)

• dumping of waste from cities into the ocean

Multiple Choice

Very slight increases in the acidity of seawater __________  marine organisms that make shells.

• doesn't bother
• has no effect on 
• is unhealthy and stresses

Multiple Choice

According to this slide

• CO₂ is causing marine life to die by "poisoning' the water

• CO₂ is destroying sea shells

• CO₂ is formed from the combustion of Octane

Multiple Choice

What is the reaction that represents carbonic acid forming in the ocean?

• H2O + CO2 --> H2CO3

• H2O + C3 --> HCO3

• H2O + H2O --> H2CO3

• CO2 + O2 --> H2CO3

Multiple Choice

What is CaCO3 and CO3^-2

• CaCO3 = Calcium

  CO3^{-2 =}

  Carbonate

• CaCO3 = Carbonic Acid

  CO3^{-2 =}

  Carbonate

• CaCO3 = Calcium Hydrocholic

  CO3^{-2 =}

  Carbonate

• CaCO3 = Calcium Carbonate

  CO3^{-2 =}

  Carbonate

Multiple Choice

What negative impacts does ocean acidification have on marine life?

• Acidic oceans harm animals with shells

• Acidic oceans harm marine mammals

• Acidic oceans harm aquatic plants

• all the above

Multiple Choice

Where does most of the ocean’s heat come from?

• Thermal Exhaust

• The Sun

• Combustion

• Heat Waves

Multiple Choice

What causes El Nino

• Trade winds that strengthen

• Warm water moves Eastward because there are weak winds

• Thick layer of cold water causes more nutrient-rich upwell

• Decrease in rain

Multiple Choice

Which of the following describes La Nina?

• Trade winds get stronger

• Cold water spreads across the Pacific Ocean

• Upwelling of cold, nutrient-rich water increases

• All of the above describe La Nina

Multiple Choice

Both El Nino and La Nina have this in common

• Influence birds that migrate over the ocean

• Influence rainy / dry weather world wide

• The weather at the polar regions

• The directions that ships travel in the oceans

​What are some common ocean currents? Classify if they are warm or cold.

​Gulf Stream = Warm

North Atlantic Current = Warm

​East Australian Current = Warm

​

​Antarctic Circumpolar Current = Cold

​California Current = Cold

​Alaska Current = Cold

​Labrador Current = Cold

​Topic: Ocean Zones & Abiotic/Biotic Factors

​What are the names of the ocean zones and at what depth are they found?

​Animals in different ocean zones

Multiple Choice

Which zone receives the most sunlight?

• Photic/Epipelagic Zone

• Mesopelagic/Twilight Zone

• Bathypelagic/Midnight Zone

• Abyssopelagic/The Abyss

Multiple Choice

What important process occurs in the upper zone of the ocean?

• Cellular Respiration

• Ocean Acidification

• Photosynthesis

• Cell Cycles

Multiple Choice

Where are plants found in the ocean and what are some common types?

• Mesopelagic Zone

  1. Algae

  2. Seaweed

  3. Phytoplankton

• Epipelagic Zone

  1. Algae

  2. Seaweed

  3. Phytoplankton

• Epipelagic Zone

  1. Algae

  2. Krill

  3. Phytoplankton

• Bathypelagic Zone

  1. Algae

  2. Krill

  3. Phytoplankton

Multiple Choice

What is bioluminescence?

• The light produced by the reflection of the moon

• The light produced by some aquatic organisms

• The light produced by the absorption of the sun.

• The light refracted from the sun.

​Abiotic/Biotic Factors in the Ocean

​Abiotic = Nonliving Factors

• ​Sunlight availability

• ​Salinity levels

• ​Temperature

• ​pH

​

​Biotic = Living Factors

• ​Predators

• ​Prey

• ​Plant Life

​Topic: Waves and Tides

​Draw the wave diagram and label its parts.

Multiple Choice

The distance in between two waves.

• wave speed

• frequency

• wavelength

Multiple Choice

the number of waves that pass a certain point.

• wave speed

• frequency

Multiple Choice

Which wave has the longest wave length?

• top wave

• bottom wave

Multiple Choice

The height of a wave is measured by

• amplitude

• wavelength x amplitude

• frequency

• frequency x amplitude

Multiple Choice

 

How are wavelength and frequency related?

• As frequency decreases, wavelength decreases

• As frequency increases, wavelength increases

• As frequency increases, wavelength descreases

Multiple Choice

 

How are wavelength and amplitude related?

• Wavelength and amplitude are not related.

• As wavelength increases, amplitude increases.

• If amplitude is increased, wavelength decreases.

• If amplitude is increased, wavelength increases.

Multiple Choice

A[n] ______________ tide occurs when the sun is at right angles to the line between Earth and the moon. 

• high
• neap
• low
• spring

Multiple Choice

Differences in the moon's and sun's pull on different sides of the Earth cause _________.

• gravity
• lunar phases
• tides
• dabbing

Multiple Choice

Tides are the cycle of rising and falling ocean water that repeats automatically every

• 24 hours
• 12.5 hours
• 25 hours
• 6.25 hours

Multiple Choice

What is a difference between spring and neap tides?

• Spring tides occur when the earth and sun are IN LINE with the new or full moon. 
• Spring tides occur when moon in 3rd or 1st quarter phases
• Spring tides are LOWER than neap tides
• Spring tides occur in Spring and neap tides can occur in any season

Multiple Choice

What is a high tide?

• Sea pulled TOWARD the moon where Earth is CLOSEST to the moon

• Sea pulled AWAY from the moon where Earth is FARTHEST to the moon

• Sea pulled AWAY from the moon where Earth is CLOSEST to the moon