Plant Anatomy MCQs With Answers 100+

Plant Anatomy MCQs With Answers

1. These are the only epidermal cells which contain chloroplast.

A. Guard cells

B. Trichomes

C. Root hairs

D. Both A&B

2. The xylem of Pine is arranged.

A. Horizontally

B. Vertically

C. Diffused

D. Both A & B

3. These leaves function as showy petals.

A. Window leaves

B. Bract leaves

C. Shade leaves

D. Spines

4. The root cap functions in the perception of gravity due to.

A. Mucilage

B. Nitrifying bacteria

C. Amyloplasts

D. All of these

5. The secreted salt solution of Halophytes contains.

A. Inorganic salts

B. Salts of Na+

C. Salts of Cl+

D. All of these 

6. The protoplast of the Latex is.

A. Living

B. Non-living

C. Living when latex forms

D. Non-living when latex forms

7. In one of the following family, epidermal cells are termed as long cells.

A. Astraceae

B. Graminae

C. Poaceae

D. Fabaceae

8. Which plant is not a Liliforms and shows diffused growth. 

A. Yucca

B. Dracaena

C. Agave

D. Palm

9. Another term can also be used for a meristematic cell is.

A. Fiber

B. Primordia

C. Initial

D. Ray

10. Undivided blades should be.

A. Arranged in whorls

B. Arranged oppositely

C. Arranged alternatively

D. Independent of arrangement

11. Cell division is at its peak, when it occurs.

A. Every 12hrs

B. Every 36hrs

C. Twice a day

D. None of these

12. Oil is secreted in the oil cavity with help of.
A. Cytoplasm
B. Cell membrane
C. Golgi complex
D. Plastids


13. This can be included in laticifers.
A. Alkaloids
B. Starch
C. Enzymes
D. All 


14. Epiblema originates from/as.
A. Outer most layer of cortex
B. Root cap
C. Both A & B
D. Protodermal cell


15. Root hairs can number over _____ of root surface.
A. 35000/mm2
B. 35000/cm2
C. 35000/m2
D. 1 Billions


16. These are narrow fibers.
A. Fibers
b. Fiber tracheids
C. Libriform tracheids
D. Tracheids


17. Conjunctive parenchyma is meant for storage of.
A. Food
B.Water
C.Reserve food
D. Both  A & C


18. Leaves of Lilacs are.
A. Simple
B. Leaflets
C. Compound
D. Bracts


19. No further increase in cell size occurs when vacuoles occupy the volume.
A. 80%
B. 90%
C. More than 90%
D. Both B & C


20. Mucilaginous secretions are associated with.
A. RER
B. ER
C. Golgi complex
D. Golgi vesicles


21. These protect the dormant buds.
A. Hydathodes
B. Colleters
C. Cystolith
D. Osmophores


22. The length of the xylem vessels varies from.
A. 2-15m
B. 2-15cm
C. 2-15ml
D. 2-15lt


23. All tissues interior to the endodermis are collectively called.
A. Pith
B. Pericycle
C. Stele
D. Central core


24. Food storage roots are found in.
A. Cucurbitaceae
B. Brassicaceae
C. Malvaceae
D. Lilliaceae


25. A leaf is said to be sessile if it does not contain a/an.
A.Internode
B. Blade
C. Petiole
D. Stipules


26. Meristematic tissues are lumps of small cells containing _____ cytoplasm _____ large nuclei.
A. Large, proportionately
B. Dense, equally
C. Large, equally
D. Dense, proportionately


27. The oil used in the manufacture of candles is.
A. Olive oil
B. Safflower oil
C. Palm oil
D. Chicle


28. Elongated cells with tapering ends are.
A. Arenchyma
B. Medullary
C. Armed
D. Prosenchyma

29. Two adjacent tracheids have ____ pits.
A. Simple
B. Broader
C. Bordered
D. No pits


30. In tracheary elements parenchyma forms rows which are.
A. Vertical
B. Horizontal
C. Parallel
D. Perpendicular


31. Mucilage is secreted through.
A. Plasma membrane
B. Vacuoles
C. Exocytosis
D. Endocytosis


32. The division of Botrychium is.
A. Pteridophyta
B. Marchantiophyta
C. Charophyta
D. Angiospermea


33. A thin specimen layer should be allow to air dry before applying a stain is included in.
A. Dry mount
B. Wet mount
C. Section mount
D. Smear


34. Staining of phloem tissue can be done by using.
A. Temporary staining
B. Safranin method
C. Double staining
D. Fast Green method
35. The method used to suspend the specimen between slide and cover slip is.
A. Dry mount 
B. Wet mount
C. Section mount
D. Smear
36. The extract of the Canada balsam can be wiped off with cotton wool dip in.
A. Xylol
B. Ethylene blue
C. Eosin
D. Hemato xylina
37. This type of staining can damage the section.
A. Permanent staining
B. Temporary staining
C. Double staining
D. Safranin dye


38. Ducts formed after autolysis of entire cells are known as.
A. Schizogenous ducts
B. Lysigenous ducts
C. Resin ducts
D. Schizolysigenous ducts


39. Latex is frequently.
A. Colorless
B. Clear
C. Milky
D. Brown


40. Less number of parenchyma are found in.
A. Soft wood
B. Hard wood
C. Heart wood
D. Porous wood


41. The phloem of the angiosperm is composed of.
A. Sieve cells
B. Sieve tube
C. Sieve areas
D. Companion cells


42. This is not present in vertical system of phloem.
A. Sieve tube members
B. Companion cells
C. Fibers 
D. Parenchyma


43. Thebarks of the tree trunk or root are produced by.
A. Vascular cambium
B. Cork cambium
C. Phelloderm
D. Both A & B


44. All cells of procambium mature and develop into vascular tissue in.
A. Primary Growth
B. Secondary growth
B. Both A&B
D. None of these


45. Eccrine secretion is the type of.
A. Holocrine secretion
B. Mesocrine secretion
C. Granulocrine secretion
D. None of these


46. The types of leaves oftenfound buried in sand are.
A. Window leaves
B. Shade leaves
C. Reproductive leaves
D. Floral leaves


47. The parenchyma cells are usually produced in horizontal rows are.
A. Fibers
B. Rays
C. Sclereids
D. Vessels


48. Stem with long internodes that grows underground is.
A. Runners
B. Tubers
C. Stolons
D. Tendrils


49.These are directly associated with pollination process.
A. Extra floral nectaries
B. Floral nectaries
C. Trichomes
D. Colleters


50. The plants containing sieve cells only.
A. Angiosperms
B. Higher vascular plants
C. Lower vascular plants
D. Tracheophytes


51. A sheath of protective tissue around emerging shoot is.
A. Epicotyls
B. Primordia
C. Hypocotyls
D. Coleoptiles



52. The cambium which is present within the vascular bundle is.
A. Inter-fascicular cambium
B. Intrafascicular cambium
C. Fascicular cambium
D. Cork cambium


53. The species of flowering plants having insect trapping leaves.
A. 300
B. 400
C. 200
D. 150


54 .The cells are barrel shaped to cylindrical are.
A. Bundle sheath 
B. Chlorenchyma
C. Sclerenchyma
D. Spongy mesophyll


55. The glands which secrete salts directly outside are found in.
A.  Leguminaceae
B.  Astraceae
C. Poaceae
D. Malvaceae


56. The meaning of the Greek wordPherein is.
A. Fragrance
B. To bear
C. Odor
D. Containing


57. The parenchyma in fruits &flowers is.
A. Chromoplast
B. Armed
C. Conjunctive
D. Prosenchyma


58. In protoxylem of stem, near which portion the large amount of parenchyma is present.
A. Cortex
B. Pith
C. Away from center
D. All do not contain parenchyma


59 .The fusiform initials are.
A. Tall
B.Angular
C.Round
D.Both B & C



60. The types of roots produced by Rhizome are.
A.  Aerial 
B.  Adventitious
C. Contractile
D. Pneumatophores


61. To what angle casparian strips surrounding the endodermal cell wall present to the root surface.
A. Parallel
B. Horizontal
C. Right angle
D. None of these


62. These havethick lignified walls & no living protoplast at maturity.
A. Vessel members
B.Tracheids
C.Both A & B
D.None of these


63. The roots produced from the lower part of the stem of corn are.
A. Aerial roots
B. Prop roots
C. Contractile roots
D. Tap roots


64. Plants which have the alluring glands are.
A. Halophytes
B.Insectivorous plants
C.Carnivorous plants
D.Both A&B


65. The cells dispersed throughout the tissue mass are.
A. Epidermal proper cells
B.Epidermal appendages
C.Unspecialized cells
D.Specialized cells


66. Why phellogen is simpler than vascular cambium.
A. Due to one type of meristematic cells
B. Due to one type of cork cells
C. Due to one type of initial cells
D. Due to one type of ray cells



67. In which of the following water storage roots are found.
A. Leguminaceae
B. Solanaceae
C. Cucurbitaceae
D. Rosaceae


68. The crystals are associated with ingrowths of cell wall are.
A. Lithocysts
B. Cystolith
C. Raphides
D. Styloids


69. The stomata found in Buttercup are.
A. Anomocytic
B. Anisocytic 
C. Pai-active
D. Dai-active


70. The cells prevent the back flow of the secretion are.
A. Epidermal cells
B. Endodermal cells
C. Secretory cells
D. Epithelial cells


71. It contains trichomes, guard cells and root hairs.
A. Ground tissue
B. Endodermis
C. Procambium
D. Epidermis


72. A tissue can be developed below the wounds is.
A. Callus
B. Rhytidome
C. Periderm
D. Both A&B


73. The process responsible for shrinkage of pith is.
A. Formation of secondary xylem & phloem
B. Lot of pressure on primary xylem & phloem
C. Both A&B
D. Cannot be determined
 

74. An external secretory structure is.
A. Osmophores
B. Colleters
C. Lithocysts
D. Oil glands


75. For preparing an onion slidean onion should be cut.
A. Into small pieces
B. Into halves
C. Into Quarters
D. Into fleshy scales


76. One of the following should be suitable for section mounts.
A. Vegetables
B. Fruits
C. Solids
D. All 


77. Cover slip should be put carefully on specimen.
A. To avoid over staining
B. To avoid folding of section
C. To avoid any air bubble
D. To keep specimen clean


78. Safranin dye is used for.
A. Hard tissue
B. Soft tissue
C. Xylem
D. Phloem


79. If you are given with a sample of pollen you use.
A. Dry mount
B. Wet mount
C. Section mount
D. Smear


80. One of the following can be used for whole mount staining.
A. Hemato xylina
B. Eosin
C. Borax carmine
D. Safranin


81. The following has a large nucleus.
A. Sieve cells
B. Sieve tube members
C. Sieve plates
D. None of these


82. The site of oil synthesis in plants is.
A. Plasma membrane
B. Cytoplasm
C. Plastids
D. Both A & C


83. Non-glandular trichomes are found in.
A. Buttercup
B. Cotton
C. Onion
D. Potato


84. Adventious roots develop is.
A. Axis of Embryo
B. Lower Nodes
C. Shoot system
D. None


85. Collenchyma is a tissue specialized to support.
A. Roots
B. Stem
C. Only young Leaves
D. Young stem & petioles


86. Cortex is only composed of.
A. Mesenchyma
B. Parenchyma
C. Apical Meristem
D. Cuticle


87. Epidermis cells,guard cells,trichome and hair are present on.
A. Endodermis
B. Epidermis
C. Cortex
D. Pith


88. Epidermis protect the inner part from.
A. Injury
B. Excessive Loss of Water
C. Infection of Microbes
D. All of These


89. Fiber associated with Phloem.
A. Wood Fibers
B. Bast Fibers
C. Hard fibers
D. Surface Fiber


90. In aquatic plants large cavity are present to give buoyancy.
A. Parenchyma
B. Sclerenchyma
C. Collenhyma
D. None


91. In dicot roots the pith is quite.
A. Developed
B. Reduced
C. Elongated
D. Shrunken


92. Lateral root orignate in.
A. Cortex
B. Endodermal Cell
C. Pericycle
D. Cork cmbium


93. Older meristematic tissue which lose the ability to divide and get differentiated into.
A. Parmanent tissue
B. Simple Parmanent Tissue
C. Complex Parmanent tissue
D. None


94. Plants grow in moist environment called.
A. Hydrophytes
B. Xerophytes
C. Mesophytes
D. None


95. Procmbium are.
A. Hook Like Structure
B. Clyindrical
C. Round
D. Ring like


96. Protoderm produce outer layer like .
A. Hypodermis
B. Cortex
C. Epidermis
D. Pith


97. The conducting elements of the Phloem are collectively.
A. Companion Cells
B. Tube Member Cell
C. Sieve Cell
D. Albuminous


98. The diameter of pit cavity remains uniform in simple.
A. Blind
B. Simple
C. Compound
D. Bordered


99. The entire shoot is flattened & leaf like in.
A. Cladophylls
B. Tendrils
C. Stolen
D. None


100. The main function of the Phloem in the plants.
A. Transport Minerals
B. Water Minerals
C. Sugar Transport
D. Both A & B


101. The word phyllos mean.
A. Shoot
B. Root
C. Twig
D. Leaf


102. They form the hard covering seed ,juice, wood, fiber and husk of coconut.
A. Asarenchyma
B. Sclerenchyma
C. Chlorenchyma
D. Chollenchyma


103. Which type of hair are present on epiblema.
A. Unicelluar
B. Multicelluar
C. Both
D. None Of these


104. Woody Plants are.
A. Perrenials
B. Annular
C. Biennial
D. None


105. Xylem & phloem are joined together on the same radius are called.
A. Conjoint vascular Bundle
B. Colleteral Vascular Bundles
C. Biolleteral Vascular Bundles
D. Radial


106. Borderdpits are found in.
A. Vessel Wall
B. Sieve cells
C. Compnion cells
D. Sieve tube


107. Water evaporate is inhibited by.
A. Guard Cells
B. Epidermal Cell
C. Companion Cell
D. None


108. In rib meristem cells divide in.
A. One Plane
B. Two Plane 
C. Different Sider & Plane
D. All Sides



109. Composed of following Epidermis, Cortex, Pith &Xylem, Phloem &Epidermis.
A. Root
B. Stem
C. Shoot
D. None


110. Stele studied by.
A. Jeighen
B. Jehnelle
C. Wilstn
D. None


111. Tendriles are modified leaflets which support.
A.Stem 
B.Root
C.Shoot
D.Both A & B


112. Radial vascular bundles are the ones in which Xylem And Phloem occur an.
A. Same Radius
B. Alternate Radius
C .Xylem outside And Phloem Inside
D. Phloem Outside &Xylem inside


113. Gymnosperm  wood different from.
A. Root
B. Shoot
C.Angiosperm wood 
D.Pinus


114. Secondary Xylem collectively called.
A.Wood
B. Leaf
C. Branch
D. All of these


115. Water evaporate inhibit by.
A. Guard Cell
B. Companion Cell
C. Epidermal cell
D. None


116. Phloem surrounded the Xylem are. 
A. Amphiribal
B. Amphvasal
C. Concentric vascular bundle 
D. Innes Cambium


117. Tracheids highest % in.
A. Softwood
B. Hard wood
C. Sap wood
D. Heart wood


118. Xylem fibre is.
A. Bastfibre
B. Wood fibre
C. Heart wood
D. Libriformfibre


119. Traceids differ from vessel in having.
A. Thick wall
B. Bordered pit
C. Presence of pitted end wall
D. Spiral thickening


120. Following is heavily lignifed, thick wall and pointed ends.
A. Tracheids
B. Sieve cells
C. Vessel
D. Fibre


121. Most distinct annual rings are formed in.
A. Tropical region
B. Temperate region
C. Arctic region
D. Equatorial region


122. Following is not a characterstic of heartwood.
A.Nonfunctional part
B.Tyloses are absent
C.Dark colour
D.Both a&b





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