LPN
You do not need a business degree, or for the matter any degree. It depends on your overall career goals and objectives. Some career options require a degree, some require a certification, while others require experience, and some require nothing but a will to do a particular job. So, it depends on what you want out of a degree.
yes
Being a registered nurse does not require a college degree, but you still have to take additional courses. Being a plumber also does not require a degree, but you will have to go through an apprenticeship program.
Welding is a career choice that does not require a college degree. so you don't need a college degree. enjoy.
what jobs require a post graduate degree
Yes, for the most part, jobs in the cognitive science field require an advanced degree. It is such a niche that you will require an advanced degree. The following websites are informative: www.cogs.indiana.edu/icogsci/what.html, www.psychologydegree.net/is-a-cognitive-psychology-degree-for-you/
about 4 year require to get banking degree
Being a model does not require a degree of any kind.
A degree in marine biology or general biology.
The minimum educational require for a chemical engineer is a bachelor's degree. However, many do go on for a master's and doctorate degree after completion of the bachelor's degree.
Advertising design careers do not require that you have a degree. A certificate or diploma in design or advertising are sutable, although a degree never hurt anyone.