(A) $(i)$ Heartwood is the inner,older part of the secondary xylem that is dark brown in color due to the deposition of organic compounds like tannins

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(A) $(i)$ Heartwood is the inner,older part of the secondary xylem that is dark brown in color due to the deposition of organic compounds like tannins,resins,oils,gums,aromatic substances,and essential oils.$(ii)$ In Dicot roots,the pith is either small or completely absent,whereas in Monocot roots,the pith is large and well-developed.

Class 11 Biology Anatomy of Flowering Plants Mix Examples- Anatomy of Flowering Plants

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Select the correct options from the following:
$(i)$ Sapwood / Heartwood appears dark brown in color.
$(ii)$ Generally,pith is absent in Dicot root / Monocot root.

A
Heartwood,Dicot root
B
Sapwood,Dicot root
C
Heartwood,Monocot root
D
Sapwood,Monocot root

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Anatomy of Flowering Plants

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Mix Examples- Anatomy of Flowering Plants

The primary plant body is made up of:

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$A$ : Bast fibres are collenchymatous fibres.
$R$ : Fibres are absent in secondary phloem.

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Distinguish between the following: Protoxylem and metaxylem.

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In plants,the cells in the interior parts are:

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The branch of botany that deals with the study of the internal organization of plants is:

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Select the correct options from the following:$(i)$ Sapwood / Heartwood appears dark brown in color.$(ii)$ Generally,pith is absent in Dicot root / Monocot root.

Similar Questions

The primary plant body is made up of:

$A$ : Bast fibres are collenchymatous fibres.$R$ : Fibres are absent in secondary phloem.

Distinguish between the following: Protoxylem and metaxylem.

In plants,the cells in the interior parts are:

The branch of botany that deals with the study of the internal organization of plants is:

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Online Exam Module

Select the correct options from the following:
$(i)$ Sapwood / Heartwood appears dark brown in color.
$(ii)$ Generally,pith is absent in Dicot root / Monocot root.

$A$ : Bast fibres are collenchymatous fibres.
$R$ : Fibres are absent in secondary phloem.