Select the item below that is biotic.
● Bacteria
● Dirt
● Water
● Air
CONCEPT
Environmental Science
2
Sherman notices the leaves of one tree in his yard begin to change color much earlier
than the surrounding trees. He wonders what causes this. Sherman calls a local nursery
to ask some questions.
If Sherman follows the steps of the scientific method, his next action would be to
__________.
● analyze data
● reach a conclusion
● conduct an experiment
● form a hypothesis
CONCEPT
Science & The Scientific Process
3
Which of the following correctly defines sustainability?
● Promotes and maintains conditions under which nature and humans can co-exist
indefinitely
● The observation of interdependence among biological organisms within a specific
environment
, ● The objective study of humans and their environment
● Promotes the management of a variety of species in a particular habitat
CONCEPT
Biodiversity
Sustainability
4
Which of the following describes an effect of overfishing experienced at the individual
level?
● A fisherman loses his livelihood
● A fish experiences hormone imbalances from water pollution
● A fish species becomes extinct
● A chain of restaurants along the coast begins to lose business
CONCEPT
Time, Scale, and Impact
5
Plant and animal life faced many challenges when moving from water to land.
Select the FALSE statement about this transition.
● Organisms’ movements changed without water for transport.
● Oxygen levels in the atmosphere were not high enough to sustain life on land.
● Organisms on land could dry out unless they found a water source.
● The development of an ozone layer protected organisms from solar radiation.
CONCEPT
Early Life
6