Question

Like can be used:

• as verb,  to talk about tastes.
• as a preposition, with look and be to talk about appearance and ask for descriptions.

 

Would like vs. (Do) like

What kind of food do you like? (Facts, personal preferences)

I  like your new car.

I like ice cream, bananas. 

I like Chinese food.

 

What kind of food would you like? (If you could choose)

I would like Italian food.

I' d like another glass of wine, please.

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Be like vs. Look like

What does John like? (What are his personal preferences?)

He likes horror movies, basketball, chocolate ice cream...

What does John look like? (Physical description)

He is tall, dark and handsome. 
He has black hair and wears glasses.

What is John like? (Description of personality)

He is a nice guy. He is very kind and friendly.