1)A. Name a species that is omnivorous in the food web below.
B. Using the food web diagram, name a species that could have a positive indirect effect on benthic invertebrates.
2)A. The table below shows the number of individuals of different species of songbirds found in a forest plot in the northeastern United States. Calculate the Shannon Diversity Index (H’ = -Σpi*ln(pi)) for this plot. Show your work! (type it in, and make your final answer clear)
Species | Number of individuals |
Yellow warbler | 2 |
Northern cardinal | 3 |
House sparrow | 13 |
Blue jay | 2 |
B. What is the Species Richness of the plot from the question above?
3. Your calculation of species diversity is measuring diversity at which scale?
Group of answer choices
A. Gamma
B. Alpha
C. Beta
D. Delta
4. Which group of species from this food web would be expected to have the highest total biomass in the community?
A. birds (osprey & duck)
B. aquatic plants (algae, duckweed, & lilly pad)
C. insects (caddis fly larvae & dragon fly nymph)
D. mammals (mink & muskrat)