Intro to Environmental Science
How many Sustainable Development Goals (SDGs) are there?
17
True or false: A third of all bottled water in the US comes from tap water.
When drawing a food web, arrows represent
The flow of energy from one organism to
another.
The state or condition of not having reliable access to a sufficient quantity of affordable, nutritious food is called...
Food insecurity
Acid rain pH is usually between
~ 4.2 - 4.4
What is the tragedy of the commons?
When a shared (common) resource is unregulated, individuals will consume it at a selfish rate.
Give one example of particulate matter.
Sand, plastic, soil, bacteria, animal waste
The unique role a species plays in its environment is
its
Niche
Approximately how much of the atmosphere is
nitrogen?
78%
What does the Bortle dark-sky scale measure?
The sky's brightness
Most of the United States’ early environmental policies involved restrictions enforced by the government. These are known as:
a) regulations
b) incentives
c) tax breaks
A) Regulations
What is irrigation?
Irrigation is a system that artificially routes water to an area where it is not naturally present.
What type of survivorship curve do humans have?
Type I
Carbon is removed from the atmosphere through a
process called
Photosynthesis
Noise pollution is measured in...
Decibels (dB)
How can a scientist be more confident in their results?
Repeating the experiment
How did Earth get its water? (List ALL 3 ways)
Some water was built into the planet
The Earth made some water on its own
The rest of the water was delivered by space rocks (asteroids and
comets)
What is the difference between climate and weather?
Weather refers to the short-term conditions of the atmosphere, while climate describes the average weather conditions over a long period of time
Name the two types of nitration fixation
Nitration fixation by lightning
Nitrogen-fixing bacteria
What are the 3 types of light pollution?
Skyglow – the glow over a town or city created by lots of lights
Glare – the uncomfortable brightness of a light source
Light trespass – lights that encroach from someone else’s property
You learned in elementary school that all birds have feathers. You see an animal you’ve never seen before and it has feathers, so you assume it must be a bird. This is an example of…
Deductive reasoning
What does the Safe Drinking Water Act (SDWA) require?
That all drinking water go through a treatment process before it is sent to our taps.
What is the name of the curve that represents population growth?
Climatograms measure...
Precipitation and temperature
Fill in the blanks: Pure water has a pH level of _________. The lower a substance's pH the more ________. The higher a substance's pH the more ________.