Species abundance is the number of individuals per species, and relative abundance refers to the evenness of distribution of individuals among species in a community. Two communities may be equally rich in species but differ in relative abundance
Acids are solutions/substances that tend to break off to make a hydrogen (H+) ion when placed in an aqueous solution; i.e. solution with water as its solvent.
Bases, on the other hand, produce a hydroxide ion (OH-) when placed in an aqueous solution.
Thus, by definition, we can safely assume that a solution containing a large number of hydroxide ions is considered a base.
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When the sirens are heard, most likely people would go inside and turn on the local news to get more information.
Depends which elements are listed.
However, I will tell you that the first shell can only be occupied by a maximum of two electrons and the rest after that can have a maximum of 8 :)
Answer:
Energy decreases as it moves up trophic levels because energy is lost as metabolic heat when the organisms from one trophic level are consumed by organisms from the next level. ... A food chain can usually sustain no more than six energy transfers before all the energy is used up.
Explanation:
