Unit 1 Flashcards
Instruments are used to measure the level of ozone in the stratosphere. These measurements are
observations
In an experimental study, what is True about the dependent variable?
It is a measured response
Which of the following is not a characteristic of a sustainable ecosystem?
It contains species that all depend on the same limited resource
Due to their complexity, any given response to an environmental problem involves significant ______, and no one response is likely to present the ultimate solution.
trade-offs
What is biomimicry?
the use of nature as a model for our own systems
Which situation best describes the tragedy of the commons?
Herders put too many sheep in a public field because they think “If i don’t use this available resource, someone else will.”
What molecule would you look for in the atmosphere to determine whether CFCs were contributing to ozone depletion?
ClO
Why should you care about ozone?
It protects the Earth’s surface from UV-B radiation
In an experimental study, what is true about the dependent variable.
It is a measured response
Why are water-soluble chemicals sometimes safer for humans but not for the environment?
Humans can excrete water-soluble chemicals in their urine but environments are “stuck” with them
How does BPA cause its endocrine disruptor effects?
It binds to the estrogen receptors on the cells, which will cause the same results that actual estrogen would
Which common logical fallacy draws a broad conclusion based on too little evidence?
hasty generalization
In terms of reaching Earth’s carrying capacity, developing countries exacerbate the problem due to their _____, while developed countries aggravate the situation due to their _____.
high fertility rates, overconsumption
People in less developed nations are more likely to die of
infectious diseases
Which prevention method would be most effective in the eradication of Guinea word disease?
providing access to clean water
the population size that an area can support indefinitely
carrying capacity
a _____ is a hypothesis that has been widely accepted and extensively and rigorously tested
theory
a substance that interferes typically by mimicking a hormone or preventing a hormone from having an effect
endocrine disruptor
the average number of children that a woman has over her lifetime is called the
total fertility rate
an infectious agent that causes illness or disease
pathogen
the _______ _______ is the land needed to provide resources and assimilate the waste of a person or population
ecological footprint
