Question

2 Are there... maps on the walls?-No,there aren't ... . Some any no 3. Are there ... pens on the desk? -Yes, there are.... some, any any, some no, someno, some

Answer 1

1) any,any 
2) any, some
Any в ? и - предложениях
some в + предложениях
No в - предложениях

Answer 2

The correct answers are:

2. Are there any maps on the walls? - No, there aren't any.

3. Are there any pens on the desk? - Yes, there are some.