How to become a Marine Biologist. If you are interested in pursuing a career as a marine biologist it is a good idea to take as much advanced math and science classes as you can in high school. Taking computer classes can be helpful as well. Sometimes local zoos and aquariums have volunteer programs.
A commodity currency is a name given to currencies of countries which depend heavily on the export of certain raw materials for income.These countries are typically developing countries, e.g. countries like Burundi, Tanzania, Papua New Guinea; but also include developed countries like Canada and Australia.n the foreign exchange market, commodity currencies generally refer to the Australian dollar, Canadian dollar, New Zealand dollar, Norwegian krone, South African rand, Brazilian real, Russian ruble and the Chilean peso.
Commodity money has been used throughout history as a medium of economic exchange. Commodity money is money that has intrinsic value, meaning that it has value even if it is not used as money. Examples of commodity money include precious metals, foodstuffs, and even cigarettes.