What is a fruit called if it develops without fertilization?

The time lapse between fertilization and seed formation in $Pinus$ is:

In castor, the proliferation of the outer integumentary cells at the micropylar region forms a structure known as the caruncle. What is the primary function of this structure?

Which plant will lose its economic value if its fruits are produced by induced parthenocarpy?

Non-albuminous seed is produced in

Perisperm is $:-$