question: The _____ waters have the most dissolved oxygen.
choices.text: warmest coldest
choices.label: A B
para: Warm water cant hold as much dissolved oxygen as cool water, so an increase in the temperature of water decreases the amount of oxygen it contains.
para_anno.effect_prop: oxygen in water
para_anno.cause_dir_str: increase
para_anno.effect_dir_str: decrease
para_anno.cause_dir_sign: MORE
para_anno.effect_dir_sign: LESS
para_anno.cause_prop: water temperature
question_anno.more_effect_dir: most
question_anno.less_cause_prop: waters
question_anno.more_effect_prop: oxygen