Steven wants to build an ornamental fish pond in his garden. the expert at the garden center said he must get an air pump to ensure that the water is oxygenated. what is the correct term for a body of water that is devoid of oxygen? a. hypoxic b. acerbic c. anoxic d. aerobic e. eutrophic

What is the difference between an igneous, sedimentary and metamorphic rock

Astudent wants to test the hypothesis that fertilizer improves the growth rate of grass seeds. to test this hypothesis, the student put the same amount of grass seed in 3 containers with the same type of soil. the student measured the growth at the end of the week. all plants received equal amounts of water and sunlight. if you were asked to graph this data, what would you place on the x-axis? a. fertilizer b. water c. plant growth d. week one

If a cell is placed into a hypertonic environment,what will happen to it ? a)it will shrink or shrivel b)nothing c)it will burst d) it will expand or enlarge