All medical doctors and engineers are scientists.

True

False

True

Explanation:

Each occupation has to go through courses of science, which in true doesn't really label them as scientists. The only time they should be labeled that way is if they choose to be.

The statement 'all medical doctors and engineers are scientists' is false.

Explanation:

For a person to be a scientist, he/she requires to have in-depth knowledge about the concerned field of study. A knowledge that is thorough and deep enough to equip the person with the ability to solve the most complex of problems concerning the discipline. Though the medical doctors and engineers are educated to practice their professions and apply their knowledge to solve problems that arise in their respective fields, not all the doctors and engineers possess the ability to solve the most complex of problems. Thus, not all medical doctors and engineers are scientists.