Which of the following is a method of preservation?

Which method is used to preserve the bodies of birds and mammals in museums?

Statement $X$: Collection of plant and animal species is the primary source of taxonomic studies.
Statement $Y$: Taxonomic studies help in preparing flora and fauna of different regions.
Statement $Z$: Based on taxonomic studies,the geographical distribution of organisms can be understood.

Which of the following statements are correct?
$I.$ The purpose of a museum is to preserve biological diversity and its cultural heritage.
$II.$ Museums contain collections of plants,animals,and fossil specimens.
$III.$ The stuffing method is important for the preservation of insects and other invertebrates.
$IV.$ Insects are preserved in insect boxes after removing their coelomic organs.
$V.$ Some museums have a system of museology.

Which information is not on a herbarium sheet?

The process of mounting in the context of herbarium preparation is defined as .....