Assertion (A): In humans, there is a complex respiratory system.  

Reason (R): Human skin is impermeable to gases.  

 

Answer

 

Humans need more oxygen to maintain their high metabolic rates

  • Thus, a complex respiratory system has evolved so as to meet this need. 

 

  Human skin is impermeable to gases.

 

Hence,

  • The assertion is True
  • The reason is True

But the reason is not the correct explanation of the assertion

The Respiratory System-01.jpg

So, the correct option is (b)

Remove Ads
Teachoo · Class 10 Explore Class 10
Maninder Singh's photo - Co-founder, Teachoo

Made by

Maninder Singh

CA Maninder Singh is a Chartered Accountant with 16+ years of practical experience and 20+ years of teaching experience. He teaches Science, Economics, Accounting and English at Teachoo using clear explanations and exam-focused methods students can trust.

For faster and distraction-free study, students can choose Teachoo Black.