Which Is Respiratory Organ Of Earthworm? Earthworms do not have lungs. They breathe through their skin. Oxygen and carbon dioxide pass through the earthworm’s skin by diffusion. For diffusion to occur, the earthworm’s skin must be kept moist. Which organ is the respiratory organ? The main organ of the respiratory system is the lungs. Other
Are Gills In A Fish A Muscle? The gill filament adductor muscles contract twice during a normal respiratory cycle. First during the transition from the contraction to the expansion phase and for a second time at the end of the expansion phase. These two contractions serve different purposes. What is the structure of fish gills?
Can Fish Die In Platned Tanks From Lack Of Co2? At night plants don’t use CO2, they produce it. If you add too much at night the pH will drop causing fluctuations that may be harmful to fish. The levels of CO2 in the water could also reach toxic levels, resulting in a tank of
Can Fish Die From Carbon Monoxide? However, high levels can be detrimental because carbon dioxide reduces the ability of a fish’s blood to transport oxygen. Fish in water with high carbon dioxide concentrations (>10 12 mg/L for some fish species) can suffocate even if oxygen levels are high. Why do they put carbon monoxide in