Question

To displace aluminium metal from metal oxides the metal oxide should have

Answer 1

to displace aluminum from metallic oxide they should have treated with most reactive metal to displace aluminum.
for example,
Al2O3 +3K -------> 3K2O + 2Al
Al2O3 +3Mg -------> 3MgO + 2Al

Answer 2

Answer:

the phenomena of the physical world collectively, including plants, animals, the landscape, and other features and products of the earth, as opposed to humans or human creations.