Parts of grasses removed by the grazing herbivores are regenerated due to the activity of: 

1. Apical meristem

2. Intercalary meristem

3. Interfascicular cambium

4. Fascicular vascular cambium

Subtopic:  Meristematic Tissue: Shoot Apex (OLD NCERT) |
 87%
From NCERT
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In the dicot root, the vascular cambium:-
1. is absent
2. is completely secondary in origin
3. does not form a continuous ring
4. originates from the tissue just above the phloem bundles

Subtopic:  Anatomy of Root |
 64%
From NCERT
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The pericycle, which gives rise to lateral roots, consists of:

1. Epithelial cells

2. Meristematic cells

3. Parenchymal cells

4. Endodermal cells

Subtopic:  Anatomy of Root |
 63%
From NCERT
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The shoot apical meristem in a dicot embryo is located:

(1) Between the two cotyledons

(2) Within the root apex

(3) Around the suspensor

(4) In the endosperm

Subtopic:  Embryo |
 64%
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Summer wood is:

(1) the same as heartwood.

(2) found to the outside of each annular ring of xylem.

(3) found to the inside of each annular ring of xylem.

(4) formed throughout the growing season.

Subtopic:  Types of Wood (OLD NCERT) |
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Read the different components from I to IV in the list given below and tell the correct order of the components with reference to their arrangement from outer side to inner side in a woody dicot stem:

I. Secondary cortex

II. Wood

III. Secondary phloem

IV. Phellem

The correct order is:

1. III, IV, II, I

2. I, II, IV, III

3. IV, I, III, II

4. IV, III, I, II

Subtopic:  Dicot Stem |
 59%
From NCERT
NEET - 2015
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Identify the wrong statement in context of heartwood.

(1) Organic compounds are deposited in it

(2) it is highly durable

(3) It conducts water and minerals efficiently

(4) It comprises dead elements with highly lignified walls

Subtopic:  Types of Wood (OLD NCERT) |
 83%
From NCERT
NEET - 2017
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Which of the following is made up of dead cells?

(1) Xylem parenchyma

(2) Collenchyma

(3) Phellem

(4) Phloem

Subtopic:  Activity of Cork Cambium |
 72%
NEET - 2017
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The vascular cambium normal gives rise to.

(1) phelloderm                                         

(2) primary phloem

(3) secondary xylem                                 

(4) periderm

Subtopic:  Activity of Vascular Cambium (OLD NCERT) |
 74%
From NCERT
NEET - 2017
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Cortex is the region found between

(1) Epidermis and stele

(2) Pericycle and endodermis

(3) Endodermis and pith

(4) Endodermis and vascular bundle

Subtopic:  Anatomy of Root |
 73%
From NCERT
NEET - 2016
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