Mercury is a metal pollutant that can disrupt the ecosystem. Why is mercury so disruptive to the ecosystem?
A: Organisms excrete the mercury out as waste.
B: Organisms use mercury as an enzyme to speed up reactions in an organism's body.
C: Mercury slows down the respiration rates of primary consumers.
D: Mercury can become concentrated in the tissues of organisms.
A: Organisms excrete the mercury out as waste.
B: Organisms use mercury as an enzyme to speed up reactions in an organism's body.
C: Mercury slows down the respiration rates of primary consumers.
D: Mercury can become concentrated in the tissues of organisms.
举一反三
- Inject a little mercury (Hg) into a horizontal glass capillary tube. The two ends of the horizontal mercury column are convex. If heating the right convex of mercury, the mercury in the capillary will move ( ). A: to the left B: to the right C: to both ends D: no
- Mercury
- The toxicity of alkyl mercury is 10-100 times greater than that of soluble inorganic mercury, is it right?
- The toxicity of alkyl mercury is 10-100 times greater than that of soluble inorganic mercury, is it right? A: 正确 B: 错误
- Mercury Seven are astronauts.