There are 2.
"Tom" is a proper noun (a name).
The word "questions" is a plural common noun.
The two nouns, 'nouns' and 'sentence' are placed correctly in your sentence.
Example questions that are answered by nouns:What is your name?Where did you go to school?Would you like chocolate or strawberry?
There are three nouns. People, group, and questions are nouns. Questions is a plural noun.
Yes, the sentence is correctly capitalized. The proper nouns "George," "Western Region," and "Region" are all capitalized.
Yes, they are. And they are three of the questions answered by adverbs. They can also be used as subordinating conjunctions, and much more rarely as nouns.
The nouns in your sentence are group, nouns, and sentence.
In the question above, nouns and sentence are the only nouns. Neither of which are proper nouns.
The nouns in the sentence are frogs, place, and place.
The abstract nouns in the sentence are education and defense.
The nouns in the sentence are "Wendy" and "housekeeper."
The nouns in the sentence are summer and lake.
The nouns in the sentence are: friends and wonder.