← Back to Botany

Anatomy Of Flowering Plants

212 Questions Start Allen Test
All Exams Allen
Q26 Allen 3. TISSUE SYSTEM, VASCULAR BUNDLES MCQ
Ground tissue includes :-
A.
All tissues external to endodermis
B.
All tissues except epidermis and vascular bundles
C.
Epidermis and cortex
D.
All tissues internal to endodermis
Q27 Allen 3. TISSUE SYSTEM, VASCULAR BUNDLES MCQ
Bast fibres are mostly found in :-
A.
Secondary xylem
B.
Secondary phloem
C.
Primary phloem
D.
Primary xylem
Q28 Allen 3. TISSUE SYSTEM, VASCULAR BUNDLES MCQ
When xylem and phloem are on same radius, the vascular bundles are said to be -
A.
Radial
B.
Conjoint
C.
Concentric
D.
Exarch
Q29 Allen 3. TISSUE SYSTEM, VASCULAR BUNDLES MCQ
Conjoint collateral vascular bundles are found in :-
A.
Stem
B.
Leaf
C.
Root
D.
Both 1 and 2
Q30 Allen 3. TISSUE SYSTEM, VASCULAR BUNDLES MCQ
The basic difference between stem and root is that xylem in stem is :-
A.
Endarch
B.
Exarch
C.
Mesarch
D.
Polyarch
Q31 Allen 3. TISSUE SYSTEM, VASCULAR BUNDLES MCQ
In which of the following order, an exarch xylem develops :-
A.
Centripetal
B.
Centrifugal
C.
Both centripetal & centrifugal
D.
Irregular
Q32 Allen 3. TISSUE SYSTEM, VASCULAR BUNDLES MCQ
Statement-I: The epidermal tissue systems are made of epidermal cells, stomata and the epidermal appendages. Statement-II: The ground tissue system form the main bulk of the plant. It is divided into three zones-cortex pericycle and pith.
A.
Statement I and II both are correct.
B.
Statement I and II both are incorrect.
C.
Only statement I is correct
D.
Only statement II is correct.
Q33 Allen 3. TISSUE SYSTEM, VASCULAR BUNDLES MCQ
Pith is produced by :-
A.
Ground meristem
B.
Procambium
C.
Periblem
D.
Dermatogen
Q34 Allen 3. TISSUE SYSTEM, VASCULAR BUNDLES MCQ
When protoxylem faces pericycle, it is called :-
A.
Endarch
B.
Mesarch
C.
Exarch
D.
Polyarch
Q35 Allen 3. TISSUE SYSTEM, VASCULAR BUNDLES MCQ
External protective tissues are :-
A.
Cortex and epidermis
B.
Cork and pericycle
C.
Cortex and pericycle
D.
Cork and epidermis
Q36 Allen 3. TISSUE SYSTEM, VASCULAR BUNDLES MCQ
Gymnosperm wood is non-porous because it
A.
Lacks vessels
B.
Contains tracheae
C.
Has abundant fibres
D.
Contains no fibres
Q37 Allen 3. TISSUE SYSTEM, VASCULAR BUNDLES MCQ
Porous wood is characterised by :-
A.
Absence of tracheids
B.
Presence of vessels
C.
Absence of vessels
D.
Presence of sieve-tubes
Q38 Allen 3. TISSUE SYSTEM, VASCULAR BUNDLES MCQ
Intrafascicular cambium is situated :-
A.
In between the vascular bundles
B.
Inside the vascular bundles
C.
Outside the vascular bundles
D.
In pith
Q39 Allen 3. TISSUE SYSTEM, VASCULAR BUNDLES MCQ
Radial vascular bundles are found in :-
A.
Only dicot root
B.
Only monocot root
C.
Only Pteridophyta
D.
Roots of vascular plants
Q40 Allen 4. ANATOMY OF DICOT AND MONOCOT (ROOT) MCQ
In dicot root :-
A.
Vascular bundles are scattered with cambium.
B.
Vascular bundles are open and arranged in a ring.
C.
Xylem and pholem are radial.
D.
Xylem is always endarch.
Q41 Allen 4. ANATOMY OF DICOT AND MONOCOT (ROOT) MCQ
A dicot root differs from a monocot root in which of the following-
A.
Presence of piliferous layer.
B.
Presence of exodermis.
C.
Presence of ill-developed (Poorly developed) pith.
D.
Separate radial vascular bundle.
Q42 Allen 4. ANATOMY OF DICOT AND MONOCOT (ROOT) MCQ
Polyarch and exarch xylem is the characteristic of :-
A.
Dicot stem
B.
Dicot root
C.
Monocot stem
D.
Monocot root
Q43 Allen 4. ANATOMY OF DICOT AND MONOCOT (ROOT) MCQ
Passage cells are found in endodermis of-
A.
Dicot stem
B.
Monocot stem
C.
Orchid stem
D.
Monocot root
Q44 Allen 4. ANATOMY OF DICOT AND MONOCOT (ROOT) MCQ
Passege cell are thin-walled cells found in
A.
Central region of style through which the pollen tube grows towards the ovary.
B.
Endodermis of roots facilitating rapid transport of water from cortex to pericycle
C.
Phloem elements that serve as entry points for substances for transport to other plant parts
D.
Testa of seeds to enable emergence of growing embryonic axis during seed germination.
Q45 Allen 4. ANATOMY OF DICOT AND MONOCOT (ROOT) MCQ
Monocot root is differ from dicot root in having :
A.
Open vascular bundle
B.
Scattered vascular bundle
C.
Large pith
D.
Radial vascular bundle
Q46 Allen 4. ANATOMY OF DICOT AND MONOCOT (ROOT) MCQ
Casparian strip is found in :-
A.
Epidermis
B.
Endodermis
C.
Endothecium
D.
Endothelium
Q47 Allen 5. ANATOMY OF DICOT AND MONOCOT (STEM) MCQ
In barley stem vascular bundles are :-
A.
Closed and radial
B.
Open and scattered
C.
Closed and scattered
D.
Open and in a ring
Q48 Allen 5. ANATOMY OF DICOT AND MONOCOT (STEM) MCQ
Collenchymatous hypodermis is characteristic feature of :-
A.
Dicot stem
B.
Monocot stem
C.
Monocot as well as dicot stem
D.
Hydrophytes
Q49 Allen 5. ANATOMY OF DICOT AND MONOCOT (STEM) MCQ
Innumerable (many) vascular bundles, lack of cambium and lack of a well demarcated pith is found in :-
A.
Sugarcane, Grass
B.
Sunflower, Neem
C.
Radish, Neem
D.
Pea, Peepal
Q50 Allen 5. ANATOMY OF DICOT AND MONOCOT (STEM) MCQ
Cortex and pith are not distinguished in :-
A.
Monocot stem
B.
Monocot root
C.
Dicot stem
D.
Dicot root