Which of the following is not a characteristic of the source of rivers and streams?
a. high oxygen levels
b. freshwater fish
c. cooler temperatures
d. murky waters

The right option is; d. murky waters

Murky waters is not a characteristic of the source of rivers and streams.

Source of rivers and streams may be snowmelt, springs or lakes. Water flows from the source and move to the mouth of this water bodies (rivers and streams). The characteristics of the source of rivers and streams change as water flows from the source. There is a cooler temperature at the source than at the mouth. There is also higher levels of oxygen, clearer water and freshwater fish such as trout can be found in the water. Murky waters is not a characteristic of the source of rivers and streams. Water that is murky is dim (not clear) and contains lower oxygen levels.