NEET Biology Anatomy Of Flowering Plants MCQs Set A

NEET Biology Anatomy Of Flowering Plants MCQs Set A with answers available in Pdf for free download. The MCQ Questions for NEET Biology with answers have been prepared as per the latest NEET Biology syllabus, books and examination pattern. Multiple Choice Questions form important part of competitive exams and NEET exam and if practiced properly can help you to get higher rank. Refer to more topic wise NEET Biology Questions and also download more latest study material for all subjects and do free NEET Biology Mock Test

Anatomy Of Flowering Plants NEET Biology MCQ

NEET Biology students should refer to the following multiple-choice questions with answers for Anatomy Of Flowering Plants in NEET. These MCQ questions with answers for NEET Biology will come in exams and help you to score good marks

Anatomy Of Flowering Plants MCQ Questions with Answers

 

Question: Transport of food material in higher plants takes place through

  • a) Sieve elements
  • b) Tracheids
  • c) Transfusion tissue
  • d) Companion cells

Answer: Sieve elements

 

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

  • a) Position of protoxylem
  • b) Absence of secondary phloem
  • c) Presence of cortex
  • d) Absence of secondary xylem

Answer: Position of protoxylem

 

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

  • a) Maturing
  • b) Differentiating
  • c) Widening
  • d) Elongating

Answer: Maturing

 

Question: Palisade parenchyma is absent in leaves of

  • a) Sorghum
  • b) Gram
  • c) Soybean
  • d) Mustard

Answer: Sorghum

 

Question: In barley stem, vascular, bundles are

  • a) Closed and scattered
  • b) Closed and radial
  • c) Open and in a ring
  • d) Open and scattered

Answer: Closed and scattered

  

Question: Reduction in vascular tissue, mechanical tissue and cuticle is characteristic of

  • a) Hydrophytes
  • b) Mesophytes
  • c) Xerophytes
  • d) Epiphytes

Answer: Mesophytes

 

Question: Vascular tissues in flowering plants develop from

  • a) Plerome
  • b) Periblem
  • c) Phellogen
  • d) Dermatogen

Answer: Plerome

 

Question:   The length of different internodes in a culm of sugarcane is variable because of

  • a) Intercalary meristem
  • b) Shoot apical meristem
  • c) Position of axillary buds
  • d) Size of leaf lamina at the node below each internode

Answer: Intercalary meristem

 

Question: For a critical study of secondary growth in plants, which one of the following pairs is suitable?

  • a) Teak and pine
  • b) Wheat and maiden hair fern
  • c) Sugarcane and sunflower
  • d) Deodar and fern

Answer: Teak and pine

 

Question: Passage cells are thin- walled cells found in

  • a) Endodermis of roots facilitating rapid transport of water from cortex to pericycle.
  • b) Central region of style through which the pollen tube grows towards the ovary
  • c) Phloem elements that serve as entry points for substances for transport to other plant parts
  • d) Testa of seed to enable emergence of growing embryonic axis during seed germination

Answer:  Endodermis of roots facilitating rapid transport of water from cortex to pericycle.

 

Question: A common structural feature of vessel elements and sieve tube elements is

  • a) Enucleate condition
  • b) Pores on lateral walls
  • c) Thick secondary walls
  • d) Presence of P-protein

Answer: Enucleate condition

 

Question: In a woody dicotyledonous tree, which of the following parts will mainly consist of primary tissues?

  • a) Flowers, fruits and leaves
  • b) All parts
  • c) Stem and root
  • d) Shoot tips and root tips

Answer: Flowers, fruits and leaves

 

Question:  Meristematic tissue responsible for increase in girth of tree trunk is

  • a) Lateral meristem
  • b) Phellogen
  • c) Intercalary meristem
  • d) Apical meristem

Answer: Lateral meristem

 

Question: Axillary bud and terminal bud are derived from the activity of

  • a) Apical meristem
  • b) Parenchyma
  • c) Intercalary meristem
  • d) Lateral meristem

Answer: Apical meristem

 

Question: Procambium is situated just behind apical meristem. Procambium gives rise to

  • a) Both
  • b) Fascicular cambium
  • c) Primary vascular bundle
  • d) None of these

Answer: Both

 

Question: The cells of the quiescent centre are characterised by

  • a) Having light cytoplasm and small nuclei
  • b) Having dense cytoplasm and prominent nuclei
  • c) Dividing regularly to add to the corpus
  • d) Dividing regularly to add to tunica

Answer: Having light cytoplasm and small nuclei

 

Question: The apical meristem of the root is present

  • a) In all the roots
  • b) Only in tap roots
  • c) Only in radicals
  • d) Only in adventitious roots

Answer: In all the roots

 

Question:   Which of the following is not true about ‘sclereids’?

  • a) These are groups of living cells
  • b) These are also called stone cells
  • c) These are found in nut shells, guava pulp, pear
  • d) These are form of sclerenchyma

Answer: These are groups of living cells

 

Question: Chlorenchyma is known to develop in the

  • a) Capsule of a moss
  • b) Cytoplasm of Chlorella
  • c) Mycelium of a green mould such as Aspergillus
  • d) Pollen tube of Pinus

Answer: Capsule of a moss

 

Question: Vessels are found in

  • a) Most of angiosperms and few gymnosperms
  • b) All angiosperms and some gymnosperm
  • c) All angiosperms, all gymnosperms and some pteridophyta
  • d) All pteridophyta

Answer: Most of angiosperms and few gymnosperms


More Questions.........................................

 

Question: Casparian strip occurs in

  • a) Endodermis
  • b) Exodermis
  • c) Pericycle
  • d) Epidermis

Answer:  Endodermis

 

Question: Vascular bundles in monocotyledons are considered closed because

  • a) There is no secondary growth
  • b) There are no vessels with perforations
  • c) Xylem is surrounded all around by phloem
  • d) A bundle sheath surrounds each bundle

Answer: There is no secondary growth

 

Question: At maturity, which of the following is non-nucleated?

  • a) Sieve cell
  • b) Companion cell
  • c) Cortical cell
  • d) Palisade cell

Answer: Sieve cell

 

Question: What happens in plants during vascularisation?

  • a) Differentiation of procambium followed by the formation of primary phloem and xylem simultaneously
  • b) Differentiation of procambium, formation of primary phloem followed by formation of primary xylem
  • c) Formation of procambium, secondary phloem and xylem simultaneously
  • d) Differentiation of procambium followed by the formation of secondary xylem

Answer: Differentiation of procambium followed by the formation of primary phloem and xylem simultaneously

 

Question: Which of the following statement is true?

  • a) Tracheids are unicellular with wide lumen
  • b) Tracheids are multicellular with narrow lumen
  • c) Vessels are multicellular with narrow lumen
  • d) Vessels are unicellular with narrow lumen

Answer: Tracheids are unicellular with wide lumen

 

Question: Four radial vascular bundles are found in

  • a) Dicot root
  • b) Monocot root
  • c) Dicot stem
  • d) Monocot stem

Answer: Dicot root

 

Question: In which of the following plant sunken stomata are found?

  • a) Nerium
  • b) Hydrilla
  • c) Mango

Answer: Nerium

  

Question: Gymnosperms are also called soft wood spermatophytes because they lack

  • a) Xylem fibres
  • b) Thick-walled tracheids
  • c) Cambium
  • d) Phloem fibres

Answer: Xylem fibres

 

Question: In an annual ring, the light coloured part is known as

  • a) Early wood
  • b) Late wood
  • c) Heartwood
  • d) Sapwood

Answer: Early wood

 

Question: As a tree grows older, which of the following increases more rapidly in thickness?

  • a) Heart wood
  • b) Sap wood
  • c) Phloem
  • d) Cortex

Answer: Heart wood

 

Question: All given tissues are formed as a result of redifferentiation process, except

  • a) Interfascicular cambium
  • b) Phelloderm
  • c) Phellem
  • d) Secondary xylem

Answer: Interfascicular cambium

 

Question: Vascular cambium of dicot root is purely secondary in origin and arise from

  • a) More than one option is correct
  • b) Cells of pericycle just outside protoxylem
  • c) Cells of conjuctive parenchyma just below phloem
  • d) Cells of parenchyma between xylem and phloem

Answer: More than one option is correct

 

Question: Select wrong statement regarding secondary phloem

  • a) Arise due to activity of procambium
  • b) No distinction between protophloem and metaphloem
  • c) Occurs during secondary growth
  • d) Secondary permanent tissue

Answer: Arise due to activity of procambium

 

Question: Vascular bundles in dicot leaves are

  • a) Scattered, conjoint, collateral, closed
  • b) Ringed, conjoint, collateral, closed
  • c) Scattered, conjoint, collateral, open
  • d) Scattered, conjoint, collateral, open

Answer: Scattered, conjoint, collateral, closed

 

Question:  Lenticles are formed due to rupture in epidermis because of pressure exerted by

  • a) Complementary cells
  • b) Epithem cells
  • c) Tyloses
  • d) Phellem

Answer: Complementary cells

 

Question: Vascular bundles in monocotyledons are considered closed because

  • a) Cambium is absent
  • b) Xylem is surrounded all around by phloem
  • c) A bundle sheath surrounds each bundle
  • d) There are no vessels with perforations

Answer: Cambium is absent

 

Question: A major characteristic of the monocot root is the presence of

  • a) Vasculature without cambium
  • b) Cambium sandwiched between phloem and xylem along the radius
  • c) Scattered vascular bundles
  • d) Open vascular bundles

Answer:  Vasculature without cambium

 

Question: 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 two?

  • a) Protoxylem
  • b) Cortical cells
  • c) Secondary phloem
  • d) Secondary xylem

Answer: Protoxylem

 

Question: Tracheids differ from other tracheary elements in

  • a) Being imperforate
  • b) Being lignified
  • c) Having casparian strips
  • d) Lacking nucleus

Answer: Being imperforate

 

Question:  Age of a tree can be estimated by

  • a) Number of annual rings
  • b) Its height and girth
  • c) Biomass
  • d) Diameter of its heartwood

Answer: Number of annual rings

 

Question: Interfascicular cambium develops from the cells of

  • a) Medullary rays
  • b) Pericycle
  • c) Endodermis
  • d) Xylem parenchyma

Answer: Medullary rays

 

Question: Water containing cavities in vascular bundles are found in

  • a) Maize
  • b) Sunflower
  • c) Pinus
  • d) Cycas

Answer:   Maize

 

Question: Closed vascular bundles lack

  • a) Cambium
  • b) Pith
  • c) Ground tissue
  • d) Conjunctive tissue

Answer: Cambium

 

Question: Companion cells are closely associated with

  • a) Sieve elements
  • b) Vessel elements
  • c) Guard cells
  • d) Trichomes

Answer: Sieve elements

 

Question: The common bottle cork is a product of

  • a) Phellogen
  • b) Dermatogen
  • c) Vascular cambium
  • d) Xylem

Answer: Phellogen

 

Question: As compared to a dicot root, a monocot root has

  • a) Many xylem bundles
  • b) Relatively thicker periderm
  • c) Inconspicuous annual rings
  • d) More abundant secondary xylem

Answer:  Many xylem bundles

 

Question: Function of companion cells is

  • a) Loading of sucrose into sieve elements
  • b) Loading of sucrose into sieve elements by passive transport
  • c) Providing energy to sieve elements for active transport
  • d) Providing water to phloem

Answer: Loading of sucrose into sieve elements

 

Question: Ground tissue includes 

  • a) All tissues except epidermis and vascular bundles
  • b) All tissues external to endodermis
  • c) All tissues internal to endodermis
  • d) Epidermis and cortex

Answer: All tissues except epidermis and vascular bundles

 

Question: In land plants, the guard cells differ from other epidermal cells in having

  • a) Chloroplasts
  • b) Cytoskeleton
  • c) Mitochondria
  • d) Endoplasmic reticulum

Answer: Chloroplasts

 

Question: The cork cambium, cork and secondary cortex are collectively called

  • a) Periderm
  • b) Phellogen
  • c) Phelloderm
  • d) Phellem

Answer: Periderm

 

Question:

  • a) Puccinia - Smut
  • b) Cassia - Imbricate aestivation
  • c) Root pressure - Guttation
  • d) Root - Exarch protoxylem

Answer: Puccinia - Smut

 

Question: Some vascular bundles are described as open because these

  • a) Are capable of producing secondary xylem and phloem
  • b) Are surrounded by pericycle but no endodermis
  • c) Are not surrounded by pericycle
  • d) Possess conjunctive tissue between xylem and phloem

Answer:  Are capable of producing secondary xylem and phloem

 

Question: The chief water conducting elements of xylem in gymnosperms are

  • a) Tracheids
  • b) Vessels
  • c) Fibers
  • d) Transfusion tissue

Answer: Tracheids

 

Question: Which one of the following is not a lateral meristem?

  • a) Intercalary meristem
  • b) Interfascicular cambium
  • c) Intrafascicular cambium
  • d) Phellogen

Answer: Intercalary meristem

 

Question: Heartwood differs from sapwood in

  • a) Having dead and non-conducting elements
  • b) Presence of rays and fibres
  • c) Being susceptible to pests and pathogens
  • d) Absence of vessels and parenchyma

Answer:  Having dead and non-conducting elements

 

Question: Select correct features w.r.t. trichomes in shoot system

(a) Usually unicelled
(b) Branched or unbranched
(c) May be secretory
(d) Soft or stiff
(e) Helps against transpiration

  • a) All except ‘a
  • b) a, c and e
  • c) All except ‘c’ and ‘d’
  • d) a, b, d and e

Answer: All except ‘a

 

Question: Pericycle of the roots is never sclerenchymatous because it

  • a) Is the place of origin of root branches
  • b) Does not act as a mechanical tissue in roots
  • c) Gives rise to root hairs
  • d) Gives rise to root hairs (when the root is young), and to root branches (at maturity)

Answer: Is the place of origin of root branches

 

Question: Tissue commonly known as passport point or biological check post is characterised by

  • a) Casparian bands and passage cells
  • b) Bulliform cells and raphides
  • c) Cystolith and motor cells
  • d) Passage cells and Fats

Answer: Casparian bands and passage cells

 

Question: Seat of origin of lateral root and formation of cork cambium are features related to

  • a) Pericycle
  • b) Endodermis
  • c) Hypodermis
  • d) Pith rays

Answer:  Pericycle

  

Question: Centripetal and centrifugal xylem are the important features of

  • a) Both
  • b) Exarch and endarch respectively
  • c) Root and stem respectively
  • d) None of these

Answer: Both

 

Question: Members of Winteraceae, Tetracentraceae and Trochodendraceae

  • a) More than one option is correct
  • b) Do not have albuminous cells
  • c) Do not have tracheids
  • d) Do not have vessels

Answer: More than one option is correct

 

Question: Which of the following vascular bundles are always open?

  • a) Bicollateral
  • b) Concentric
  • c) Collateral
  • d) Radial

Answer: Bicollateral

 

Question:  The vascular bundles in the stems of most of dicots are conjoint, collateral and open. In each of these bundles

  • a) Xylem and phloem are on the same radius with xylem situated towards the pith and phloem situated towards the pericycle and a strip of cambium separates the two
  • b) Xylem completely surrounds the phloem on all sides but the two are separated by the cambium
  • c) Phloem completely surrounds the xylem and a strip of cambium separates the two
  • d) Xylem and phloem are on the same radius with phloem towards the pith and xylem towards the pericycle without a strip of cambium between them

Answer: Xylem and phloem are on the same radius with xylem situated towards the pith and phloem situated towards the pericycle and a strip of cambium separates the two

 

Question: Which is not true for monocot stem?

  • a) Presence of water canals in pith
  • b) Presence of bundle sheath
  • c) Sclerenchymatous hypodermis
  • d) Conjoint, collateral closed vascular bundles

Answer: Presence of water canals in pith

 

Question: Vascular bundles are conjoint, collateral, endarch and lack cambium between xylem and phloem in all, but not in

  • a) Sunflower
  • b) Wheat
  • c) Barley
  • d) Maize

Answer: Sunflower

 

Question: 

  • a) Epidermis with trichomes- Water containing cavities in vascular bundles
  • b) Parenchymatous pericycle-Sclerenchymatous pericycle
  • c) Sclerenchymatous hypodermis -Collenchymatous hypodermis
  • d) None of these

Answer: Epidermis with trichomes- Water containing cavities in vascular bundles

 

Question: Monocot stem differs from dicot stem in having

  • a) Polymorphic vascular bundles
  • b) Collateral VB
  • c) Endarch xylem element
  • d) Well developed pith

Answer: Polymorphic vascular bundles

 

Question: Vascular cambium is a meristematic layer that cuts off

  • a) Secondary xylem, secondary phloem and medullary rays
  • b) Primary xylem and secondary xylem
  • c) Xylem vessels and xylem tracheids
  • d) Primary xylem and primary phloem

Answer: Secondary xylem, secondary phloem and medullary rays

 

Question: Derivatives of the secondary meristem in the steler region are

  • a) Duramen and alburnum
  • b) Phellem and phelloderm
  • c) Alburnum and primary phloem
  • d) Primary xylem and secondary phloem

Answer:  Duramen and alburnum

 

Question: What is the position of oldest secondary phloem?

  • a) Just below the pericycle
  • b) Just outside the pericycle
  • c) Below the vascular cambium
  • d) Just outside the vascular cambium

Answer: Just below the pericycle

 

Question: The youngest layer of secondary xylem in the wood of dicot plant is located

  • a) Just inside vascular cambium
  • b) Between pith and primary xylem
  • c) Just outside vascular cambium
  • d) Just inside cork cambium

Answer: Just inside vascular cambium

 

Question: 

A. Heart wood is durable, dark and central in position.
B. Tyloses are balloon like structures of xylem parenchyma in vessel lumen.
C. Late wood is formed during spring season.

  • a) Only C is incorrect
  • b) Only B is incorrect
  • c) Only A is correct
  • d) All are correct

Answer: Only C is incorrect

 

Question: Secondary growth in extrasteler region is due to activity of

  • a) Cork cambium
  • b) Interfascicular cambium
  • c) Intrafascicular cambium
  • d) Intercalary meristem

Answer: Cork cambium

 

Question: Seasonal activity of vascular cambium is influenced by many factors, except

  • a) Leaf orientation
  • b) Relative humidity and temperature
  • c) Geographical location of plant
  • d) Photoperiod and water supply

Answer: Leaf orientation

 

Question: When secondary growth is initiated in dicot stem, what will happen first?

  • a) Parenchymatous cells present between vascular bundles become meristematic
  • b) Interfascicular cambium join with intrafascicular cambium
  • c) The cells of cambium divide periclinally to form xylem mother cells
  • d) Pith get obliterated

Answer: Parenchymatous cells present between vascular bundles become meristematic

 

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