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NEET Re Exam 2022 Biology Paper

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Question : 89

Total: 100

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 :

(a), (c), (d) and (e) only
(a), (b) and (c) only
(b), (c) and (d) only
(a), (b), (c) and (e) only

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