Harbor seal Sea otters
Tuna, cod,
sardines etc
Sea urchins
Zooplankton
Kelp
Phytoplankton
Examine the food web of an aquatic ecosystem. Local fishermen are overfishing tuna, cod, and sardines. Select ALL of the
statements that accurately predict how this would affect the rest of the community.
A)
Sea urchins will decrease.
B)
Kelp overgrowth will occur.
Zooplankton overgrowth would occur.
D)
Sea otter populations will decrease.
E)
Harbor seal populations will decrease.

Azoologist is studying four very closely related feline species. she wishes to compare their gestation periods. an observational study is conducted where the zoologist observes the gestation period of 50 randomly selected felines in each species. a one-way anova test is run to test the hypothesis that the average gestation period is the same for each of the four species. a level of significance of 0.05 is used, and a p-value of 0.01 is calculated. based on this result, the conclusion that can be drawn is that: