Articles > Running Water Freshwater Community Factors – Quiz Running Water Freshwater Community Factors – Quiz Quiz Choose the best answer. 1. The river temperature tends to be colder than the water at the delta at winter. True False 2. In general, less light penetrates a running body of water. True False 3. Ripples in the water promotes better light penetration in rivers. True False 4. Light intensity is one of the factors affecting lotic community. True False 5. Chemical composition of the freshwater environment has an effect on the biotic components of a lotic ecosystem. True False Send Your Results (Optional) Your Name To Email Time's up