Bouchard and Brooks (2004)studied the Effect of Insect Flight on Dispersal

question 6

Multiple Choice

Bouchard and Brooks (2004) studied the effect of insect flight on dispersal and speciation in rain-forest insects.They sampled all of the insects in the study area and found that 60 insect species are flightless and 19 are macropterous (able to fly) .From this information what can you conclude? (P.Bouchard and D.R.Brooks.2004.Effect of vagility potential on dispersal and speciation in rainforest insects.Journal of Evolutionary Biology 17:994-1006.)

• A)Flightless insects have a greater dispersal potential from this study area.
• B)Flightless insects are more numerous in the study area.
• C)Flightless insects have a higher diversity in the study area.
• D)Flightless insects are better suited for the tropics.
• E)This data does not lead to a conclusion.

---

Definitions:

Absolute Advantage

The ability of a country or individual to produce a good more efficiently than another entity with the same resources.

Trade Deficit

The circumstance where a country's imports outpace its exports, causing a negative trade balance.

Trade Surpluses

Trade surpluses occur when a country's exports exceed its imports over a given period, indicating a net inflow of domestic currency from foreign markets.

Savings Rate

The proportion of income that is saved rather than spent on goods and services.