Can you find out a word that has these following rules:
-My prefix has alot of wild animals,
-My infix has a heavy demand,
-My suffix always questions themself,
-My whole has a word in the meaning that means a classification of something.
Might this possibly clue the word:
ZOOLOGICAL?
My prefix has a lot of wild animals
A ZOO contains a lot of animals usually seen in the wild.
My infix has a heavy demand
A LOG is produced by felling a tree. The logging industry is frankly vast, as there is heavy demand all around the world for products based on wood, including building materials, furniture and paper.
My suffix always questions themself
Someone with a LOGICAL mind is highly capable of reasoning, and is willing to question everything - even themselves - to find the right answer to a problem.
My whole has a word in the meaning that means a classification of something.
ZOO + LOG + LOGICAL = The word ZOOLOGICAL relates to the study of the animal kingdom, including the structure, embryology, evolution, classification, habits, and distribution of all animals, both living and extinct (Source: Wikipedia).
It could also be:
oceanography
My prefix has a lot of wild animals:
the ocean (mostly fish)
My infix has heavy demand:
Graphs have heavy demand in many different fields of study
My suffix questions itself:
Y? as in Why?
My whole has a word in the meaning that means a classification of something:
Definition: the branch of science that deals with the physical and biological properties and phenomena of the sea. Properties is a word that is used to classify things.