WorksheetsEcology week 10 review
Total questions: 11
Worksheet time: 37mins
In the graph of the Keeling curve (pictured to the left), arrow ___ represents variation in CO2 due to seasonal variation while arrow ___ represents variation in CO2 due to human contributions.
C, A
C, B
B, A
A, B
Associational ____________ is when a plant is more likely to be attacked when living near other species that act as attractants.
resistance
susceptibility
threat
guilt
Organic farmers use all of the following methods of pest control EXCEPT
Extrafloral Nectaries (EFNs)
Pesticides
Diverse plantings
Biological control
Intercropping
The amount of CO2 in the atmosphere today is around 416pm. Which of the following is NOT true about the levels of CO2 (Carbon Dioxide) in the atmosphere?
CO2 levels were higher after the last ice age than they are currently
The current rate of CO2 increase int eh atmosphere is unprecedented (something that we've never seen before) based on ice core data
The current level of atmospheric CO2 has not been seen in over 800,000 years
CO2 and atmospheric temperature are highly correlated
Which of the following are greenhouse gasses (select all that apply).
Dihydrogen monoxide
Carbon Dioxide
Methane
Nitrous Oxide
An example of an ecological trap would be...
Carbon that is trapped in biogeochemical pools
Moths emerging early from pupation because of extra light pollution
A mark-recapture study to estimate population size
Trapping and relocating racoons from a residential neighborhood
Which of the following are changing due to global warming?
Desertification
Elevations where species are found
Sea level
Plant and animal phenology
all of these are changing due to global warming
Nitrogen does not have a significant atmospheric pool
True
False, Potassium does not have a significant atmospheric pool
False, Hydrogen does not have a significant atmospheric pool
False, Phosphorous does not have a significant atmospheric pool
___________ succession commonly follows a disturbance event such as a fire, flood, clear cutting or a severe typhoon
Primary
Foundational
Secondary
Inhibition
Which of the following can carry out Nitrogen fixation (changing N2 or atmospheric Carbon into a form that plants can absorb? (select all that apply)
Soil bacteria
Bacteria on legume roots
Lightning
Haber-Bosch
Pioneer species modify environments to be more suitable for species at later successional stages. This is an example of which successional model?
Tolerance
Primary
Inhibition
Facilitation
