Author: Anonymous

Which of the following factors can stabilize predator-prey relationships by providing a prey refuge?

Bonus: Answers will be graded manually.   Explain the percentage relatedness in haplodiploid species: What percentage of their DNA do females share with their mothers or daughters? What percentage of their DNA so sisters share if they have the same parents?  

When the average mass of individual plants in a stand is plotted against stand density (log-transformed), the slope of the relationship is very often around

In general, which two plant growth forms produce the largest seeds?

Two species of insects live in close proximity on the same plant, but do not interact with each other.  If the insects truly have no impact on each other, their interaction is classified as 

In populations with logistic growth, the highest rate of growth occurs near 

In the Lotka-Volterra predation model, a predator population in the absence of prey (hosts) would

Which of the following is occurring in this white oak population?  

The passenger pigeon’s extinction is attributed to logging and the bird’s ______

For most groups of animals, population density [1] as body size increases. Birds tend to have [2] population densities than other animals of similar body size.