Ecosystems/Biomes
Difference between generalist species vs. specialist species?
Answers vary; Generalists require fewer specific resources and can adapt easily (live longer etc.) Specialists can only live in certain conditions and would be threatened otherwise.
About 2.5% of earth is made up of freshwater
True OR False
True
Normal rainfall has a pH of about? (Estimate)
5.6 (5-6 accepted)
The cycle that is most common to all other cycles is the...
water cycle
The average trend in Earth's temperature would best be described as...
a warming trend
Warm year-round, prolonged dry seasons, scattered trees (What ecosystem would this match?)
Savanna
Which of the following household activities in the United States uses the most water in a year?
A. Showering
B. Bathing
C. Washing clothes
D. Landscape watering
E. Washing dishes
D. landscape watering
Humans who are LEAST susceptible to the effects of air pollution are?
Adults (not newborns/young children or elderly-- compromised immune system)
Burning fossil fuels with deforestation increases the amount of _________ in the atmosphere.
CO2 (carbon dioxide)
the greatest contribution of methane emission to the atmosphere is from what?
cows
What ecosystem would usually have a high level of biodiversity?
Coral Reefs OR Rainforests
Countries that are more likely to suffer from water stress would be located in (+explain why)?
The Middle East, because these countries often have very low renewable freshwater endowments, high demand from agriculture, industry, and urban populations, and rely heavily on groundwater or water transfers to meet needs.
What do you need to form photochemical smog? (List the elements if possible)
nitrogen oxides (NO/NO2) + VOC's (Volatile organic compounds) +Sunlight
Carbon dioxide is a reactant in what process?
photosynthesis
A treaty that controls international trade in endangered species is known as (the)
A. Endangered Species Act
B. CITES
C. International Treaty on Endangered Species
D. Lacey Act
E. Federal Preserve System
B. CITES
Turbidity indicates what characteristic of an aquatic biome?
The ability of light to penetrate the water.
Explain the rain shadow effect.
The rain shadow effect occurs when a mountain range blocks moist air, causing one side to be wet and the opposite side to be dry.
Biochemical oxygen demand is created by which type of pollution?
A. Toxic chemical
B. Organic matter
C. Thermal pollution
D. Too much oxygen in the water
E. Choices B and C
B. Excessive organic matter
largest phosphorus sinks?
Take multiple answers;
sedimentary rocks
soil
small amounts of water
Explain the Montreal Protocol.
international treaty designed to protect the ozone layer by phasing out the production and consumption of ozone-depleting substances.
Net primary productivity per square meter is highest in which biome?
Estuaries
Which of the following uses the most water?
A. Cooling electrical power plants
B. Automobile manufacturing
C. Mining
D. The food and beverage industry
E. Aquaculture
A. Cooling electrical power plants
Household water is most likely to be contaminated with radon in homes that?
Radon can contaminate domestic water supplies, particularly from groundwater sources like wells
Which form of nitrogen is most usable by plants?
A. Nitrate
B. Nitrite
C. Nitrogen gas
D. Ammonia
E. Atomic nitrogen
B. Nitrate
The specific form of radiation that is largely responsible for the formation of ozone in the stratosphere is?
UVC