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  4. Periblem is gives rise to:

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Q. Periblem is gives rise to:

Jharkhand CECEJharkhand CECE 2002

Solution:

Hanstein $1868$ recognised three embryonic zones in shoot apex and four in root apex and called them as histogen. The histogens are:
[a] Dermatogen $ \to $ Epidermis
[b] Periblem $ \to $ Cortex
[c] Plerome $ \to $ Stele and pith
[d] Calyptrogen $ \to $ Root cap (only in root apex)