Animal Kingdom Ques 31

31. Tracheae of cockroach and mammal are similar in having

(a) paried nature

(b) noncollapsible walls

(c) ciliated inner lining

(d) origin from head

Show Answer

Answer : b

Hints & Solutions

(b) Tracheal tube of cockroach and human have non-collapsable wall. Each tracheal tube is lined with cuticle which prevents collapsing.



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