NEET
Botany

Anatomy Of Root

Low Priority
Consistency: 20%
Weightage: 4 / 20 Yrs

High-Yield Trend

1
2018
1
2016
2
2009
1
2007

Questions
5 MCQs

01
PYQ 2007
easy
botany ID: neet-200

Passage cells are thin-walled cells found in:

1. endodermis of roots facilitating rapid transport of water from cortex to pericycle
2. phloem elements that serve as entry points for substances for transport to other plant parts
3. testa of seeds to enable emergence of growing embryonic axis during seed germination
4. central region of style through which the pollen tube grows towards the ovary

1
(1)
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02
PYQ 2009
medium
botany ID: neet-200

The annular and spirally thickened conducting elements generally develop in the protoxylem when the root or stem is:

1. maturing

2. elongating

3. widening

4. differentiating

1
(1)
2
(2)
3
(3)
4
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03
PYQ 2009
easy
botany ID: neet-200

Anatomically, fairly old dicotyledonous root is distinguished from the dicotyledonous stem by:

1. absence of secondary xylem

2. absence of secondary phloem

3. presence of cortex

4. position of protoxylem

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(1)
2
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04
PYQ 2016
easy
botany ID: neet-201

Cortex is the region found between?

1. epidermis and stele

2. pericycle and endodermis

3. endodermis and pith

4. endodermis and vascular bundle

1
(1)
2
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4
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05
PYQ 2018
easy
botany ID: neet-201
Casparian strips occur in?
1. Epidermis 2. Pericycle
3. Cortex 4. Endodermis
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(1)
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3
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(4)