practice questionsNOSB home page

Practice Questions for the 2001 Alaska Region National Ocean Sciences Bowl

The following practice questions are submitted from White Mountain School.

1. The ratio of energy passed on to the next higher trophic level divided by the energy received from the trophic level below is known as what?

w. gross ecological efficiency
x. trophic level
y. biomass pyramid
z. biogeochemical cycles
correct answer

2. Which term refers to the assemblage of organisms that live together within some definable area?

w. ecosystems
x. biotic community
y. schools
z. entropy
correct answer

3. Oil is a natural energy source; it is naturally biodegraded by microorganisms such as bacteria and fungi. The method of using these organisms to help clean oil spills is called what?

w. zoological purification
x. ecosystem helping
y. bioremediation
z. standard laboratory bioassay
correct answer

4. The density of seawater ______ as the temperature drops.

w. decreases
x. increases
y. remains constant
z. all of the above
correct answer

5. When was the Coriolis Effect first calculated?

w. 1752
x. 1835
y. 1900
z. 1801
correct answer

6. Where is the largest tidal range in the world found?

w. Red Sea
x. Norton Bay
y. Bay of Fungi
z. Bay of Fundy
correct answer

7. Which of these sites have high potential for tidal power generation?

w. Strait of Georgia
x. Shanghai
y. Cook Inlet
z. All of the above
correct answer

8. Who invented the scuba in 1943?

w. Hannes Keller
x. Emile Gagnan
y. Willard Bascom
z. Jacques-Yves Cousteau
correct answer

9. What percent of the Earth's water is contained in just the oceans?

w. 99.3%
x. 50.7%
y. 97.2%
z. 92.0%
correct answer

10.The Pacific Ocean was named in 1520 by which famous explorer?

w. Bartholomeu Dias
x. Ferdinand Magellan
y. Jaques-Yves Cousteau
z. Vasco Núñez de Balboa
correct answer

11. In 1488, who finally rounded Cape Agulhas, the southern tip of Africa?

w. Bartholomeu Dias
x. Christopher Columbus
y. James Cook
z. Vasco da Gama
correct answer

12. Scurvy, a disease once common to sailors, is caused by vitamin C deficiency. What explorer first prevented his crew from getting this disease by introducing sauerkraut into their daily diet?

w. Captain James Cook
x. Ferdinand Magellan
y. Prince Henry the Navigator
z. Bjarni Herjolfsson
correct answer

Correct answers for practice questions submitted from White Mountain

1. W. gross ecological efficiency

2. X. biotic community

3. Y. bioremediation

4. X. increases

5. X. 1835

6. Z. Bay of Fundy

7. Z. All of the above

8. Z. Jacques-Yves Cousteau

9. Y. 97.2%

10. X. Ferdinand Magellan

11. W. Bartholomeu Dias

12. W. Captain James Cook

2001 NOSB research project || Info for coaches and teams

NOSB home page