Anatomy of Flowering Plants
Previous Years Questions

MCQ (Single Correct Answer)

Interfascicular cambium is present between
Initiation of lateral roots and vascular cambium during secondary growth takes place in cells of
"Girdling Experiment" was performed by Plant Physiologists to identify the plant tissue through which:
Read the following statements about the vascular bundles: (a) In roots, xylem and phloem in a vascular bundle are arranged in an alternate manner alon...
In old trees the greater part of secondary xylem is dark brown and resistant to insect attack due to : (a) secretion of secondary metabolities and the...
what is the role of large bundle sheath cells found around the vascular bundles in C4 plants?
The anatomy of springwood shows some peculiar features. Identify the correct set of statements about springwood. (a) It is also called as the earlywoo...
Match List-I with List-II. .tg {border-collapse:collapse;border-spacing:0;} .tg td{border-color:black;border-style:solid;border-width:1px;font-family...
Match List-I with List-II. .tg {border-collapse:collapse;border-spacing:0;} .tg td{border-color:black;border-style:solid;border-width:1px;font-family...
Select the correct pair.
Identify the incorrect statement.
The roots that originate from the base of the stem are
The transverse section of a plant shows following anatomical features : (i) Large number of scattered vascular bundles surrounded by bundle sheath (i...
Phloem in gymnosperms lacks :
What is the direction of movement of sugars in phloem?
Stomata in grass leaf are
Secondary xylem and phloem in dicot stem are produced by
Casparian strips occur in
Plants having little or no secondary growth are
The vascular cambium normally gives rise to :
Which of the following is made up of dead cells ?
Identify the wrong statement in context of heartwood :
Root hairs develop from the region of :
The balloon-shaped structures called tyloses
Cortex is the region found between -
Specialised epidermal cells surrounding the guard cells are called -
Read the different components from (1) to (4) in the list given below and tell the correct order of the components with reference to their arrangement...
A major characteristic of the monocot root is the presence of :
Vascular bundles in monocotyledons are considered closed because
You are given a fairly old piece of dicot stem and a dicot root. Which of the following anatomical structures will you use to distinguish between the ...
Tracheids differ from other tracheary elements in :
Meristematic tissue responsible for increase in girth of tree trunk is :
Which of the following statements is not true for stomatal apparatus ?
Bundle sheath cells :
Lenticels are involved in
Age of a tree can be estimated by :
Interfascicular cambium develops from the cells of :
As compared to a dicot root, a monocot root has
Gymnosperms are also called soft wood spermatophytes because they lack
Water containing cavities in vascular bundles are found in
Closed vascular bundles lack
Companion cells are closely associated with
The common bottle cork is a product of
Some vascular bundles are described as open because these :
Function of companion cells is :
The cork cambium, cork and secondary cortex are collectively called :
Ground tissue includes :
Transport of food material in higher plants takes place through -
Which one of the folliwng is not a lateral meristem ?
Heartwood differs from sapwood in –
The chief water conducting elements of xylem in gymnosperms are :
Palisade parenchyma is absent in leaves of -
In barley stem vascular bundles are -
The annular and spirally thickened conducting elements generally develop in the protoxylem when the root or stem is -
Anatomically fairly old dicotyledonous root is distinguished from the dicotyledonous stem by :
The length of different internodes in a culm of sugarcane is variable because of:
Vascular tissues in flowering plants develop from:
Passage cells are thin-walled cells found in:-
For a critical study of secondary growth in plants, which one of the following pairs is suitable ?
A common structural feature of vessel elements and sieve tube elements is-
In a woody dicotyledonous tree, which of the following parts will mainly consist of primary tissues ?
In a longitudinal section of a root, starting from the tip upward, the four zones occur in the following order :-
The apical meristem of the root is present
In which one of the following nitrogen is not a constituent ?
The aleurone layer in maize grain is specially rich in :-
Chlorenchyma is known to develop in the : -
Diffuse porous wood is characteristics of those plants which are growing in : -
The cells of the quiescent centre are characterised by : -
Axillary bud and terminal bud derived from the activity of : -
Four radial vascular bundle are found in : -
Vessels are found in : -
Which of the following statement is true ?
In plants inulin and pectin are
What happens in plants during vascularisation ?
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