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VASCULAR CAMBIUM

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### Step-by-Step Text Solution for Vascular Cambium 1. **Definition of Vascular Cambium**: - Vascular cambium is a type of lateral meristem found in plants. It is a layer of unspecialized cells that can divide and differentiate into various types of cells. 2. **Location**: - Vascular cambium is located between the xylem (the tissue responsible for water transport) and phloem (the tissue responsible for food transport) in the stems and roots of plants. ...
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List of some of meristems is given below: (A) Fascicular vascular cambium (B) Inter fascicular combium ltBrgt (C) Phellogen or cork combium On the basis of location in plant body above meristems are placed in which group?

Study the given statements carefully and give the answer. (A)Bark is a nontechnical term that refers to all tissues exterior to the vascular cambium only (B)Phellem, phellogen and phelloderm are collectively called pericarp. (C)In the dicot stem vascular cambium is completely secondary in origin. (D)In dicot stem endodermis cells are rich in starch grains and the layer is also called starch sheath.

How many of the given statements are correct w.r.t meristmatic tissues? A. The meristems which occur at the tips of roots and shoots are primary meristems. B. Some cells 'left behind ' from the shoot apical meristem constitutes the accessory bud. C. Cork cambium is responsible for producing secondary tissues. D. The process of formation of structurally and functionally specialised cells is known as dedifferentiation. E. The intercalary meristem occurs in grasses and regenerates parts removed by grazing herbivore. F. Interfascicular cambium and fascicular vascular cambium are absent in woody plant axis.

Assertion; Biosphere is a closed system !Reason; Closed vascular bundles are having intrafascicular cambium.

Assertion : In collateral vascular bundles phloem is situated toward inner side. Reason : In monocot stem, cambium is present .

Assertion : In collateral vascular bundles phloem is situated toward inner side. Reason : In monocot stem, cambium is present .

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identify the correct pair of statement I.functions of sieve tubes is controlled by nucles of companion cells. II. Albuminous cells are present in angiosperms III. In dicot root, the vascular cambium is competely of primary plant body.

Removal of ring wood of tissue outside the vascular cambium from the tree trunk kills it because (a) Water cannot move up (b) Food does not travel down and root becomes starved (c) Shot becomes starved (d) Annual rings are not produced

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