Shviis, Terumos, Maasros & Orla

Which of the following are forbidden due to Orlah and Neta Revai?

What determines a plant as a tree?

Does Orlah apply to a fruit tree that grew on its own without being planted by someone?

No
Orlah applies to all fruit trees
Orlah does not apply based on how it grew. It applies based on the area being populated as opposed to deserted.
Orlah applies if the tree grew on its own in an orchard with other fruit trees that were planted intentionally

Does Orlah and Neta Revai apply outside of Eretz Yisroel?

When do vegetables attain kedushas shevi’is?

When do fruits attain kedushas shevi’is?

May produce of kedushas shevi’is be disposed of?

Are terumos and maaseros required to be separated from produce from Eretz Yisroel that is exported abroad?

Are terumos and maaseros required to be separated from produce that is imported to Eretz Yisroel from abroad?

It is required if they grew abroad in a Jew’s field and their work was completed in Eretz Yisroel
It is not required if they were processed with the intention to be imported
It is required as they are not from Eretz Yisroel
A & C are correct, according to different opinions

Who can separate terumos and maaseros?

A child of the age of chinuch
An adult
An adult lechatchile, or a child bedieved
An adult lechatchile, or a child within the year of their bar/bas mitzvah bedieved