Jo O'Bar
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Ecology Final Exam

Question 1 of 32

1

Organisms require constant inputs of energy

Select one of the following:

  • True
  • False

Explanation

Question 2 of 32

1

All environmental problems are related to production and use of __________.

Select one of the following:

  • energy

  • water

  • oxygen

  • carbon

Explanation

Question 3 of 32

1

Florida is among the worst states n terms of energy use/overuse

Select one of the following:

  • True
  • False

Explanation

Question 4 of 32

1

Define air pollution

Select one of the following:

  • the transfer of harmful amounts of materials into the atmosphere via anthropogenic activity

  • the transfer of harmful amounts of materials into the atmosphere via natural and anthropogenic activity

  • all particles suspended in the air

Explanation

Question 5 of 32

1

Air Pollution

Forms:
: solid particles carried in air
: 90% of air pollution

Types:
Primary: ()
Secondary: ()

Factors:
time
weather/topography

Drag and drop to complete the text.

    aerosols
    fogs
    gasses
    steams
    SO2
    O3
    exert effect in original form
    form in atmosphere from other precursors
    residence
    affecting

Explanation

Question 6 of 32

1

All pollutants are inherently harmful and devastate the global climate

Select one of the following:

  • True
  • False

Explanation

Question 7 of 32

1

A measure of particulate matter (PM) measures the ______ of particles in the air.

Select one of the following:

  • size

  • density

  • weight

  • volume

Explanation

Question 8 of 32

1

How is ozone formed?

Select one of the following:

  • nitrogen mixes with hydrocarbons in the air

  • phosphorus mixes with hydrocarbons in the air

  • nitrogen mixes with carbon dioxide in the air

  • phosphorus mixes with carbon dioxide in the air

  • nitrogen mixes with carbon monoxide in the air

  • phosphorus mixes with carbon monoxide in the air

Explanation

Question 9 of 32

1

Select from the dropdown lists to complete the text.

( Gasses, Aerosols ) have a greater residence time than ( aerosols, gasses ), and ( secondary aerosols, primary aerosols ) have a greater residence time than ( primary aerosols, secondary aerosols ).

Explanation

Question 10 of 32

1

Place the atmospheric zones in order with the outermost layer on top and the innermost layer (closest to the earth) on the bottom.




Drag and drop to complete the text.

    Thermosphere
    Mesosphere
    Stratosphere
    Troposphere

Explanation

Question 11 of 32

1

Select from the dropdown lists to complete the text.

The inversion layer is when ( cool, warm ) air falls under ( warm, cool ) air in a valley or depression and causes a foggy layer.

Explanation

Question 12 of 32

1

Pollutants: source, effects

SO2: ,
NOx: ,
CO2: ,
toxic metals (Hg): ,

Drag and drop to complete the text.

    coal-fired power plants
    kills plants/can get in skin
    high-E combustion
    forms ozone in air
    fossil fuel combustion
    global warning
    coal burning
    cytotoxin & bioaccumulation

Explanation

Question 13 of 32

1

Why is burning coal so detrimental to the environment?

Select one of the following:

  • contaminants in coal get burned, as well, and enter the atmosphere

  • the carbon in coal converts to carbon dioxide when burned, which enters the atmosphere

  • the carbon in coal converts to carbon monoxide when burned, which enters the atmosphere

  • burning coal is only detrimental if it is not "clean coal"

Explanation

Question 14 of 32

1

Acid deposition is the most indirect form of pollution

Select one of the following:

  • True
  • False

Explanation

Question 15 of 32

1

Check the effects of acid deposition

Select one or more of the following:

  • erosion of cuticles

  • leaching of base cations

  • Al mobilization

  • N saturation

  • Tree mortality

Explanation

Question 16 of 32

1

___________ occurs when solar radiation breaks the intramolecular bond in O2 to form 2O. Then one of the solitary O atoms bonds with another O2 molecule to form ozone.

Select one of the following:

  • Solar formation

  • Solar destruction

  • Aquatic formation

  • Aquatic destruction

Explanation

Question 17 of 32

1

___________ occurs when solar radiation breaks the intramolecular bonds in O3 to form O2 and O. Then one of the solitary O atoms bonds with another O3 molecule to form 2O2.

Select one of the following:

  • Solar destruction

  • Solar formation

  • Aquatic destruction

  • Aquatic formation

Explanation

Question 18 of 32

1

Which of the following is the catalyst for ozone destruction?

Select one of the following:

  • Cl

  • F

  • O

  • C

Explanation

Question 19 of 32

1

The term "greenhouse effect" was coined by

Select one of the following:

  • Svante Arrhenius

  • H.C. Clements

  • Cowles

  • Walter Williams

  • Thomas Sowell

Explanation

Question 20 of 32

1

How are global climate changes most felt by the world?

Select one of the following:

  • changes in the frequency of extreme events

  • changes in the severity of extreme events

  • rise in overall global temperature

Explanation

Question 21 of 32

1

Select from the dropdown lists to complete the text.

Ultravioloet light is ( high, low ) energy and ( short, long ) wavelength while infared light is ( low, high ) energy and ( long, short ) wavelength.

Explanation

Question 22 of 32

1

The greenhouse effect describes a phenomenon where increasing output of certain gasses is causing the atmosphere to become a more effective "blanket," trapping more heat in it

Select one of the following:

  • True
  • False

Explanation

Question 23 of 32

1

Check the greenhouse gasses

Select one or more of the following:

  • carbon dioxide

  • methane

  • nitrous oxide

  • ozone

  • water vapor

  • nitrogen

  • oxygen

Explanation

Question 24 of 32

1

Which two of the greenhouse gasses are the largest issue right now?

Select one or more of the following:

  • carbon dioxide

  • methane

  • ozone

  • nitrous oxide

Explanation

Question 25 of 32

1

Select from the dropdown lists to complete the text.

Carbon dioxide levels undergo seasonal fluctuation. CO2 goes ( up, down ) in the winter due to ( respiration release, photosynthesis absorption ), and ( down, up ) in the summer due do ( photosynthesis absorption, respiration release ).

Explanation

Question 26 of 32

1

High CO2 and CH4 concentrations correspond to cool interglacial periods

Select one of the following:

  • True
  • False

Explanation

Question 27 of 32

1

A __________ station is used to determine the climate history from before recorded history by coring into glaciers and examining the layers of ice.

Select one of the following:

  • Vostok

  • Costco

  • Sowell

  • Arrhenius

Explanation

Question 28 of 32

1

The Clean Air Act of 1970 delt with the issue of "acid rain" and targeted __________ emissions

Select one of the following:

  • sulfur

  • carbon

  • nitrogen

  • mercury

Explanation

Question 29 of 32

1

Hydrogen ion wet deposition was mainly concentrated in the ________ region of the united states

Select one of the following:

  • northeast

  • northwest

  • southeast

  • southwest

Explanation

Question 30 of 32

1

Check all that apply to the Montreal Protocol of 1987 targeted chlorofluorocarbons. Check all that apply to chlorofluorocarbons.

Select one or more of the following:

  • used for coolants

  • used for foam products

  • break down protective ozone layer

  • cause leaching of soil nutrients

  • burned for energy

Explanation

Question 31 of 32

1

Algal blooms are a major concern mostly because of the release of __________ in the water.

Select one of the following:

  • neurotoxins

  • excess nutrients

  • they are not of major concern

  • carbon dioxide

  • excess oxygen

Explanation

Question 32 of 32

1

Check all that applies to coral bleaching.

Select one or more of the following:

  • occurs due to excess H+ in the water lowering the pH

  • occurs due to excess OH- in the water raising the pH

  • death of symbiotic zooxanthellae kill the coral dependent on them for nutrients in nutrient-poor water

  • death of coral exposes the CaCO3 skeletons giving it its "bleached" appearance

  • excess zooxanthellae kill the coral and cover the skeleton giving it its "bleached" appearance

  • growth of zooxanthellae due to excess nutrients chokes out the coral

Explanation

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