The equation for the chemical reaction shown is not balanced. what number should replace the question mark to balance this equation? 2ag2o → ? ag + o2 a. 3 b. 4 c. 2 d. 1

Which would best keep the oxygen cycle stable? a. cutting down jungles to create farmland b. eliminating parks in large cities c. dumping toxic chemicals into the ocean d. reducing the amount of deforestation d. reducing the amount of deforestation

How does an angiosperm prevent self pollination

Number and variety of living organisms includes genetic, species, and ecological types