Read the following statements about various taxonomical aids. Identify the correct statements :I) Herbarium is a store house of collected plant specimens that are dried, pressed and preserved on
sheets.
II) Separate taxonomic keys are required for each taxonomic category such as genus and species for
identification purposes.
III) In museums specimens are preserved in containers or jars in preservative solutions.
IV) Animals in zoo are not provided conditions similar to their natural habitats.