Ecology Exam 1

Which of the following is a characteristic of a desert?

Climate is a function of which of the following?

In the northern hemisphere the Coriolis effect causes ocean gyres to move in a ___ direction.

What is the order of a stream that is formed by joining first and third order streams?

Which zone of a lake contains the warmest water?

Which of the following is NOT true for a population that is in genetic equilibrium?

Given a population at Hardy-Weinberg equilibrium in which 36% of the individuals are homozygous dominant. What percentage of the population is expected to be heterozygous?

Which of the following coastal ecosystems has relatively high diversity but low productivity?

In the northern hemisphere we refer to the day when the sun shines perpendicular to the Tropic of Capricorn as ___?

Fire plays a significant role in the ecology of which of the following biomes?

According to the river continuum concept, which of the following streams would have the highest rate of photosynthesis?

Which guild of aquatic organisms makes up a large portion of the biomass in streams of all sizes?

Which of the following ecosystems is the largest in the world?

Thermoregulation plays a critical role in the proper function of ___?

Which type of photosynthesis is least efficient at conserving water?

Which groups of organisms are the least limited by nitrogen availability?

Ecology can be studied at all of the following levels except ___?

€śHow do organisms acclimate to a changing environment?” What kind of ecologist might attempt to answer the previous question?

An estimate of the rate of increase in the number of bighorn sheep in Joshua Tree National Park would be best addressed by a ___ ecologist.

Which soil horizon is least likely to contain organic matter?

Which of the following ecosystems is least likely to be found within 20 degrees of the equator?