Question

Class:
Q1:Aquatic animals have different levels of tolerance to PH changes in water. For example, a
wood frog will die if the pH of the water falls below 4 while a calm will die if the pH of water
falls below & What can you conclude about the acidity of water in a river if:
=) Both wood frog ad cams survive
b) Only be wood fogsnives
c) Both the wood frogs and clams do not survive?

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Answer 1

Answer:

Nitrogen fixation in legume nodules occurs within the bacteria inside ... be emphasized that what is known is mainly from studies of the important ... (a) Clusters of nodules on bean (Phaseolus vulgaris) roots.