The term "group" can be both countable and uncountable, depending on the context. When referring to a specific set of individuals or items, it is countable (e.g., "three groups of students"). However, when discussing the concept of grouping in a general sense, it can be considered uncountable (e.g., "The concept of group is important in sociology").
Transport is both countable and uncountable as a noun.
countable
uncountable
Uncountable
uncountable
The gerund painting is a countable noun, as in "There are 12 paintings in this room."
few is countable
countable
Countable
The noun 'steel' is an uncountable (mass) noun, a word for a substance.
he asked me if the word fire wood countable or uncountable?
Pasta is a countable noun