Explain the impacts of toxic metals in soils on plant growth and vegetation patterns.

 The various impacts of toxic metals in soils on plant growth and vegetation patterns are:

The presence of metals alter the soil ph. Generally high concentration zinc, cadmimun decreases the soil ph and affect the plant growth.

Excess presence of any metal can decrease the concentration of other metal, which can be very important for the growth of a particular that plant.

High concentration of the heavy metals in the soils causes the cells to damage. While high concentration of some metal ions disturb the homoestasis of plants.

the precambrian aged rocks could be found in australia. australia is a region that has a lot of ancient civilization history from million years ago. in this region, there are a lot of recognizable fossils buried in its land which is considered a precambrian-aged rocks