What sometimes occurs when reclaimed water is used in agriculture? a. crop death b. overtillage c. pharmaceutical accumulation d. increased land use

Type the correct answer in each box. use numerals instead of words. if necessary, use / for the fraction bar. the following chemical equation shows the combustion of ethane. balance the equation by filling in the coefficients. c2h6 + o2 → co2 + h2o

According to this food web which of the following would be considered primary consumers

What environmental cues and landmarks do the geese use to determine the timing and direction of their migration over the mountains? how do they find their way?