Test Prep GMAT-Test

With the emergence of biotechnology companies, it was feared that they would impose silence about proprietary results on their in-house researchers and their academic consultants. This constraint, in turn, would slow the development of biological science and engineering. Which of the following, if true, would tend to weaken most seriously the prediction of scientific secrecy described above? 

Rain is falling at a rate of 3 centimeters per hour all over Springfield. Somewhere downtown in Springfield a group of pigeons is waiting for the rain to stop. If the rain filled a round puddle the with a base area of 350 square centimeters and a depth of 13.5 centimeters, how long did the pigeons wait for the rain to stop? 

On a map, 1.5 inches represent 24 miles. How many miles approximately is the distance if you measured 47 centimeters assuming that 1-inch is 2.54 centimeters? 

Fire ants have invaded much of the southern United States and, as a result, horned lizards have disappeared in invaded areas, because the fire ants, which sting aggressively, kill the young lizards and eliminate the harvester ants that are the lizards’ primary food. Populations of horned lizards have declined even in those southern localities that as yet remain free of fire ants, but ecologists believe that decline is also attributable to the southern states’ invasion by fire ants? Which of the following, if true, provides the strongest justification for the ecologists’ belief?