In a lead-acid battery, the electrodes are consumed. in this battery, select one: a. the anode is pbo2. b. the cathode is pb. c. the cathode is pbso4. d. the anode is pbso4. e. the anode is pb.

Which ocean zone has the most abundant primary producer and why a) the abyssopelagic zone ,du to the absence of light and cold water temperatureb) the bathypelagic zone, due to the absence of light and cold water temperaturec) the mesopelagic zone ,due to uts high light availability and warm water temperature d) the epipelagic zone,due to its high light availability and warm water temperature

How does the viscosity of magma change as magma cools?

Which of the following describes a situation where competition between producers exists