From the list given below pick the item that is not natural resource

From the List Given below pick the item that is not a natural resourcef:

From the pairs of numbers given below, pick out those whose product is a natural number or a fraction. sqrt3 , sqrt12 .

From the pairs of numbers given below, pick out those whose product is a natural number or a fraction. sqrt5 , sqrt8 .

From the pairs of numbers given below, pick out those whose product is a natural number or a fraction. sqrt0.5 , sqrt8 .

From the pairs of numbers given below, pick out those whose product is a natural number or a fraction. sqrt3 , sqrt1.2 .

Pick out the plant with unipinnate type of compound leaves from the list given below and say why it is categorised so : Trifolium, Moringa, Neem.