For ideal plant growth, soil needs the proper pH level. pH is a measurement of how acidic or alkaline material or substance is. Soil pH signifies a plant's ability to draw nutrients from the soil. pH is measured on a scale of 1 to 14 with a measurement of 7.0 considered neutral.A number below 7 is acidic (sometimes called sour) and above 7 is alkaline (sweet).H is a measurement of how acidic or alkaline material or substance is. Soil pH signifies a plant's ability to draw nutrients from the soil. pH is measured on a scale of 1 to 14 with a measurement of 7.0 considered neutral.
Quick Answer. Ambidexterity refers to being equally adept in using both right and left hands. This ability is the most readily recognized variety of cross-dominance. Only 1 percent of the population is naturally ambidextrous. Continue Reading.
Ectrodactyly, split hand, cleft hand, derived from the Greek ektroma (abortion) and daktylos (finger) involves the deficiency or absence of one or more central digits of the hand or foot and is also known as split hand/split foot malformation (SHFM).