The Living World Question 41

41. The contrasting characteristics generally in a pair used for identification of animals in Taxonomic Key are referred to as :

(a) Alternate

(b) Lead

(c) Couplet

(d) Doublet

Show Answer

Answer : c

Hints & Solutions

(c) The keys are based on the set of contrasting characters in pair known as couplet.



NCERT Chapter Video Solution

Dual Pane