1. The worlds ecological footprint in 2003 was 2.23 gha per person. How many planetary equivalents was this?
a. 2.23
b. 223
c. 1.26
d. 10

2. When consumption exceeds biocapacity it is called?
a. Footprint neutral
b. Overshoot
c. Planet equivalent
d. Waste

3. The ecological footprint created by producing house insulation is offset by the energy the insulation will save. This is an example of
a. Footprint neutral
b. Biocapacity
c. Ecological debt
d. Overshoot

4. An ecological footprint is an indicator of
a. How many earths species interact
b. How many earths are needed to sustain humans
c. How many land and water are humans need to use
d. How many cropland is needed to feed humans

5. Prior knowledge always supports experimental data and conclusions
a. True
b. False

6. Which land use has the least impact (world wide)
a. Forest
b. Cropland
c. Grazing land
d. Fish grounds

7. Activities or services that have no net effect on the ecological footprint are termed
a. Biological capacity
b. Natural capital
c. Ecological reserve
d. Footprint neutral

8. Simply write down hypothesis, do not include past observations
a. True
b. False

9. Which country had the largest population
a. United states
b. China
c. India
d. Mozambique

10. If your results do not support your hypothesis you should give possible reasons as to why the results did not support
a. True
b. False

11. How many independent variables should you have in each experiment
a. 1
b. 2
c. 3
d. 4

12. The number of earths it would take to support a footprint if everyone lived like that individual is called
a. Biocapcity
b. Ecological footprint
c. Overshoot
d. Planet equivalent

13. Deductive reasoning involves conferring a specific conclusion from general observation
a. True
b. False

14. Scientists can study phenomenon that cannot be observed
a. True
b. False

15. All of the raw materials and natural cycles on earth are called
a. Global acre
b. Consumption
c. Natural capital
d. Planet equivalent

16. The process of collecting information is
a. Research
b. Hypothesis
c. Conclusion
d. Experimentation

17. You should always repeat your experiment to verify your results
a. True
b. False

18. The process of thinking possible solutions and testing each possibility is called
a. Research
b. Experiment design
c. Scientific method
d. Hypothesis

19. Which of the following substances turns purple-black
a. Table sugar
b. Table salt
c. Corn starch
d. Baking powder

20. What was added to the powders that made one of them bubble
a. Water
b. Iodine
c. Soda
d. Vinegar

21. Vinegar had no effect on baking soda
a. True
b. False

22. Vinegar made the salt foam up
a. True
b. False

23. What substance was added to the powder that turned the powder purple-black
a. Water
b. Iodine
c. Soda
d. Vinegar

24. Which of the following does not indicate that a reaction has taken place
a. Blending substances
b. Color change
c. Bubbling
d. Temperature change

25. A chemical reaction takes place when new products are made from
a. Old products
b. Reactants
c. Three or more substances
d. Acidic chemicals

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These solutions may offer step-by-step problem-solving explanations or good writing examples that include modern styles of formatting and construction of bibliographies out of text citations and references. Students may use these solutions for personal skill-building and practice. Unethical use is strictly forbidden.

1. Ecological footprint in 2003=2.23gha/person
   Per capita biological capacity in 2003=1.82
   Planetary equivalent=2.23/1.8=1.225
   Option nearest to this value is 1.26.
2. Overshoot
3. Footprint neutral

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