1. Tardigrade
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  3. Biology
  4. Growth rings are formed due to activity of

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Q. Growth rings are formed due to activity of

UP CPMTUP CPMT 2004

Solution:

Growth rings are growth layer in secondary xylem or phloem as seen in transverse section. The periodic and seasonally related activity of vascular cambium produces growth increments, or growth rings. The vascular cambium = Interfascicular cambium (lnterstelar) + Intrafascicular cambium (Intrastelar)