Itr-2 al

In ITR-2, Under section AL, Assets needs to be declared.

Please let me know, whether we need to declare -

1) PPF balance as on 31st Mar 17 , Under which head ?

2) Do we need to declare investments done under RBI Bonds, Tax free Bonds, If yes, under which head ?

3) Do we need to declare Gold held for investment , whose cost is unknown as it is invested with like 1 gms every month etc. ?

Please guide in details about this section AL as this is new for us.