There is and there are

Is there a sofa in the living room?

(a)  

Is there a table in the living room?

(a)  

Are there any armchairs in the living room?

(a)  

Are there any pictures in the living room?

(a)  

Are there any chairs in the kitchen?

(a)  

Is there a window in the kitchen?

(a)  

Is there a cat in the kitchen?

(a)  

Are there any pictures in the bedroom?

(a)  

Are there any chairs in the bedroom?

(a)  

Is there a clock in the bedroom?

(a)