Answer:
Neurotic anxiety is a type of anxiety that the object doesn't exist.
i.e: your professor is a cold one, without smile, and suddenly you feel that he is angry toward you, and you're being anxious to be his object of anger..
Realistic anxiety is a type of anxiety that the object does exist.
i.e: you anxious being bitten by a fierce dog that's standing in front of you.
Moralistic anxiety: is a type of anxiety that you anxious about something that doesn't match your conscience.
i.e: you anxious about to cheat on an exam or not, in a condition, you haven't studied last night.