Check sibling questions
  • There are tiny pores present on the surface of leaves which are surrounded by guard cells. 
  • The exchange of gases (O 2 and CO 2 ) takes place through these pores.

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Maninder Singh

CA Maninder Singh is a Chartered Accountant for the past 12 years and a teacher from the past 16 years. He teaches Science, Economics, Accounting and English at Teachoo