Q.
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 :
Solution: