Countable nouns refer to things that can be counted, like biscuits, apples, and plates, while uncountable nouns cannot be counted and include things like salt, flour, sand, and water. Quantifiers provide information about the amount or quantity of countable and uncountable nouns.

2. COUNTABLE NOUNS
 are nouns that can be counted.
 Example :
Biscuits
Apples
Plates

3. UNCOUNTABLE NOUNS
 are nouns that cannot be counted
 Examples
Salt
& Flour
Sand
Water

4. QUANTIFIERS
 Tell us the amount of quantity of things