Exam 1

Question 1

What is an Isotope?

Answer 1

An Isotope possesses varying number of Neutrons

Question 2

In an experiment, fertilizer is applied to see its effect on plant growth. Fertilizer is?

Answer 2

Independent Variable

Question 3

Chesapeake Bay greatest source of pollution is?

1. street runoff
2. septic systems
3. atmospheric deposition from transportation and industry
4. agriculture

Answer 3

Agriculture

Question 4

The average Ecolgical Footprint per human is?

Answer 4

Less than what the world can provide.

Question 5

Per ____________, a general rule is constructed from many observations?

1. Deductive Reasoning
2. Inductive Reasoning

Answer 5

Inductive Reasoning

Question 6

Per Hydro cycle, which one of the follwoing factors provides the greatest contribution(in terms of amopunt) to the hydro cycle?

Answer 6

Precipitation over ocean.

Question 7

_______ consists of all the members of a species living in a given area at the same time.

Answer 7

Population

Question 8

In an experiment, acid with various pH levels is applied to a water sample to see its effect on nitrate levels in the water sample. This type of experiment is

Answer 8

Manipulative Experiment