Env. Sci. 1st Qtr Ex. Review

What kind of natural disaster helps some forest communities?

Listing both the merits and expenses involved in implementing a particular environmental soln

The "tragedy of the Commons" describes the conflict between

What part of Earth encompasses all areas where organisms can obtain the energy they need?

The average mass of a wolf in a pack of wolves is

Which organism is likely to be in the bottom trophic level of a food chain?

In a scientific inv., it is important that the number of objects or events being sampled be

Which of the following is NOT a likely component of soil formed during primary succession?

Which of the following are photosynthetic organisms?

By examining ___________, scientists can test predictions for situations

The energy consumed by organisms

a resident of __________ is likely to leave the largest ecological footprint

With respect to energy, Earth is a(n)

With respect to matter, Earth is mostly

The classification and collection of data that are in the form of numbers is called

Deep currents flow along the

Before you can make a decision using a decision-making model, what step must you take?

Durring the agricultural revolution,

Using economic considerations of resource use, the law of supply and demand describes

Which of the following plants is likely to be a pioneer species?

The chance that an earthquake will occur in your town during the next year is an example of

Surface currents circulate in different directions, depending on the ______ in which they occur

an ecological footprint is

Which of the following includes all of the water on or near Earth's surface?

scientists use statistics to

Why is the world's loss of biodiversity a source of concern?

curiosity and imagination are important in science because they are

Where is most of the fresh water on Earth located?

Why are mathematical models important?

A good hypothesis is more than a guess because it

Which step in the expt method are scientists conducting when they photograph birds in flight?

Which of the following situations best describes the use of a renewable resource?

compared to developing nations, developed nations have

________ is a biodegradable material that becomes a pollutant if allowed to accumulate.

A sustainable world would be characterized by the

The group that does not receive the experimental treatment in an experiment is the

Which of the following is an example of secondary succession?

Ocean water ____________than fresh water

Which gas makes up 78 % or our atmosphere?

If an insect eats a plant and a bird eats the insect, how much energy moves up?

Consumers are organisms that

Most of today's environmental problems began during which period(s) in human history?

Which kind of organism obtains energy only from producers?