There is a/some ham.
some
There is/are a cucumber.
is
There are/is some bread.
is
There isn't any/a pineapple.
a
There isn't an/any icecream.
any
There aren't some/any lettuces.
any
There aren't any /a blueberries.
any
There are some cakes/cake.
cakes
There is some/any cheese.
some
There are any/some lemons.
some
There are/ is some pasta.
is
There is/isn't any rice.
isn't