Marsilea, Fern and Horse-tail are examples of which one of the following plant groups?

Which one of the following is a plant hormone?

Which one of the following is not a plant hormone?

Which one of the following groups is called ‘amphibians of plant kingdom’?

Which one of the following is an insectivorous plant?

Halophytes are the plants that grow on which one, among the following categories of soil ?