271242
Which plant part contains polyarch condition of vascular bundle with a well- developed pith?
1 Dicot root
2 Monocot root
3 Dicot stem
4 Monocot stem
Explanation:
(b)Vascular bundles in monocot roots are radial, polyarch and exarch. Large number (more than six)of xylem and phloem groups alternate with each other. Well-developed pith is present in monocot root.
NCERT 90
Anatomy of Flowering Plants
271243
Centripetal xylem is found in which part of the plant?
1 Root
2 Stem
3 Leaf
4 Petiole
Explanation:
(a)Centripetal xylem is found in roots.
NCERT 90–91
Anatomy of Flowering Plants
271244
In the roots of Avena sativa which types of vascular bundles are found?
1 Collateral, conjoint and closed
2 Radial V B with exarch xylem
3 Bicollateral, conjoint and closed
4 Radial V B with endarch xylem
Explanation:
(d)Roots of Avena sativa have radial vascular bundles with exarch xylem.
NCERT 91
Anatomy of Flowering Plants
271245
Select the vessel less angiosperm.
1 Tetracentron
2 Trochodendron
3 Wintera
4 All of these
Explanation:
(d)Vessels are present in almost all angiosperms, but there are 10 woody genera belonging to five families viz. winteraceae (eg Wintera), Tetracan tracheae (eg., Tetracentron), Trochoden-draceae (e.g., Trochodendron), Amborellaceae (Amborella)and Chloranthaceae in which vessels are absent.
271242
Which plant part contains polyarch condition of vascular bundle with a well- developed pith?
1 Dicot root
2 Monocot root
3 Dicot stem
4 Monocot stem
Explanation:
(b)Vascular bundles in monocot roots are radial, polyarch and exarch. Large number (more than six)of xylem and phloem groups alternate with each other. Well-developed pith is present in monocot root.
NCERT 90
Anatomy of Flowering Plants
271243
Centripetal xylem is found in which part of the plant?
1 Root
2 Stem
3 Leaf
4 Petiole
Explanation:
(a)Centripetal xylem is found in roots.
NCERT 90–91
Anatomy of Flowering Plants
271244
In the roots of Avena sativa which types of vascular bundles are found?
1 Collateral, conjoint and closed
2 Radial V B with exarch xylem
3 Bicollateral, conjoint and closed
4 Radial V B with endarch xylem
Explanation:
(d)Roots of Avena sativa have radial vascular bundles with exarch xylem.
NCERT 91
Anatomy of Flowering Plants
271245
Select the vessel less angiosperm.
1 Tetracentron
2 Trochodendron
3 Wintera
4 All of these
Explanation:
(d)Vessels are present in almost all angiosperms, but there are 10 woody genera belonging to five families viz. winteraceae (eg Wintera), Tetracan tracheae (eg., Tetracentron), Trochoden-draceae (e.g., Trochodendron), Amborellaceae (Amborella)and Chloranthaceae in which vessels are absent.
271242
Which plant part contains polyarch condition of vascular bundle with a well- developed pith?
1 Dicot root
2 Monocot root
3 Dicot stem
4 Monocot stem
Explanation:
(b)Vascular bundles in monocot roots are radial, polyarch and exarch. Large number (more than six)of xylem and phloem groups alternate with each other. Well-developed pith is present in monocot root.
NCERT 90
Anatomy of Flowering Plants
271243
Centripetal xylem is found in which part of the plant?
1 Root
2 Stem
3 Leaf
4 Petiole
Explanation:
(a)Centripetal xylem is found in roots.
NCERT 90–91
Anatomy of Flowering Plants
271244
In the roots of Avena sativa which types of vascular bundles are found?
1 Collateral, conjoint and closed
2 Radial V B with exarch xylem
3 Bicollateral, conjoint and closed
4 Radial V B with endarch xylem
Explanation:
(d)Roots of Avena sativa have radial vascular bundles with exarch xylem.
NCERT 91
Anatomy of Flowering Plants
271245
Select the vessel less angiosperm.
1 Tetracentron
2 Trochodendron
3 Wintera
4 All of these
Explanation:
(d)Vessels are present in almost all angiosperms, but there are 10 woody genera belonging to five families viz. winteraceae (eg Wintera), Tetracan tracheae (eg., Tetracentron), Trochoden-draceae (e.g., Trochodendron), Amborellaceae (Amborella)and Chloranthaceae in which vessels are absent.
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Anatomy of Flowering Plants
271242
Which plant part contains polyarch condition of vascular bundle with a well- developed pith?
1 Dicot root
2 Monocot root
3 Dicot stem
4 Monocot stem
Explanation:
(b)Vascular bundles in monocot roots are radial, polyarch and exarch. Large number (more than six)of xylem and phloem groups alternate with each other. Well-developed pith is present in monocot root.
NCERT 90
Anatomy of Flowering Plants
271243
Centripetal xylem is found in which part of the plant?
1 Root
2 Stem
3 Leaf
4 Petiole
Explanation:
(a)Centripetal xylem is found in roots.
NCERT 90–91
Anatomy of Flowering Plants
271244
In the roots of Avena sativa which types of vascular bundles are found?
1 Collateral, conjoint and closed
2 Radial V B with exarch xylem
3 Bicollateral, conjoint and closed
4 Radial V B with endarch xylem
Explanation:
(d)Roots of Avena sativa have radial vascular bundles with exarch xylem.
NCERT 91
Anatomy of Flowering Plants
271245
Select the vessel less angiosperm.
1 Tetracentron
2 Trochodendron
3 Wintera
4 All of these
Explanation:
(d)Vessels are present in almost all angiosperms, but there are 10 woody genera belonging to five families viz. winteraceae (eg Wintera), Tetracan tracheae (eg., Tetracentron), Trochoden-draceae (e.g., Trochodendron), Amborellaceae (Amborella)and Chloranthaceae in which vessels are absent.
