Answer:
The branch of science and technology concerned with the properties of metals and their production and purification.
Explanation:
C. Discovering vaccination and microbial fermentation
A microbiologist who discovered microorganisms cause fermentation. Eg. leading to food spoilage
Answer:
Scientists believe that Mashkan-shapir's collapse was caused in part by destruction of the fields by mineral salts. When mineral salts concentrate in the upper levels of the soil, it becomes poisonous for plants. In Mesopotamia, irrigation was essential for crop production.\
Answer:
Federalism is a mixed or compound mode of government that combines a general government (the central or "federal" government) with regional governments (provincial, state, cantonal, territorial or other sub-unit governments) in a single political system.
the correct answer is A
each nation ahs one vote.
the UN general assembly has a one nation one vote policy. each nation is entitled to one vote. however, all the resolutions of the assembly touching on security must be approved by the security council, where five states sits in the permanent council, and possess veto powers.
