Chapter 3 - Limiting Factors Study Guide Exam Questions 2024.

Chapter 3 - Limiting Factors Study Guide Exam Questions 2024. Density Dependent - CORRECT ANSWER Rainbow smelt and yellow perch attempt to occupy the same area. The more aggressive smelt survive; the perch do not. Density Independent - CORRECT ANSWER A severe flood brings a lot of sediment and silt into Lake Michigan. The turbidity of the lake increases greatly. Density Independent - CORRECT ANSWER A drought decreases the water level in Lake Superior. The carrying capacity of the lake decreases. Density Dependent - CORRECT ANSWER Due to the introduction of rainbow smelt, Lake Michigan becomes crowded and some fish species do not survive. Density Dependent - CORRECT ANSWER Since northern pike prey on yellow perch, an increase in the perch population causes an increase in the pike population. Density Independent - CORRECT ANSWER Many fish die due to an increase in water temperature. Density Independent - CORRECT ANSWER Due to over-fishing, the number of walleye in Lake Erie decreases.