Which general model of population growth most closely resembles that seen in Figure 19 13?

The logistic model is the one that the best fits the data in Figure 19 13. Why are most food chains limited to three to five trophic levels? Two factors are most often cited as the main forces in explaining why there are so few trophic levels above humans. In general, there are few food…

Can you use galvanized pipe for water supply?

GALVANIZED PIPE. Galvanized steel plumbing is considered both non-corrosive and low maintenance. Steel pipes can be plumbed with copper pipe and other non-corrosive plumbing materials. Other advantages include ease of construction and the ability to plumb your home in any climate. The only caveat is corrosion. Is Galvanised steel toxic? The zinc, which provides additional…