Select the two incorrect pairs from the given options.

What is the correct sequence of steps for preparing plant specimens in a herbarium?

Besides botanical drawings,photographs,and slides,what else is collected in a botanical museum?

Which of the following are true about the taxonomical aid 'key'?
$(a)$ Keys are based on the similarities and dissimilarities.
$(b)$ Key is analytical in nature.
$(c)$ Keys are based on the contrasting characters in pair called couplet.
$(d)$ Same key can be used for all taxonomic categories.
$(e)$ Each statement in the key is called Lead.
Choose the most appropriate answer from the options given below:

Which method is used for the preservation of dead bodies of large-sized animals?

$A$ storehouse of collected plant specimens is known as: