By soil parent material type is understoodunconsolidated deposits (regolith) found on the bedrock. Most Soil parent materials are made up from weathered and disintegrated rock material.
The answer to this question is
B: the theory of evolution
I hyope this is correct and helps
You didn’t attach a picture, when you attach a picture of the fingerprints we can solve the problem!
Answer:
A pH indicator is able to tell what level of pH the substance is at. It can tell how acidic a substance is. If a substance has more hydrogen ions than hydroxide ions then it is acidic. If it has more hydroxide ions that hydrogen ions it is an akaline. the acidic scale is from 0 to 14. lower numbers means more acidic and higher numbers means it is an alkaline.
Explanation:
pH stands for potential Hydrogen.
Increase in irritability , ie change in mood and an inability to regulate behaviour
