Objective Question for Paper III– Anatomy


1) The organisation of meristems differs in angiosperms, gymnosperms and pteridophytes. Identify the incorrect statement with respect to meristem organisation. ( )
    A. Pteridophytes possess a single meristematic cell.
    B. The vegetative meristem in gymnosperms lacks organisation into distinct tunica and corpus
    C. The gymnosperms do not have any vegetative meristem.
    D. The outermost layer of meristem cells in angiosperms divideanticlinally to generate the new cells.

2) The tissue that makes up most of the wood of a tree is ( _)        A. Vascular cambium B. Secondary Xylem C. Primary Xylem D. Secondary Phloem

3) Growth  rings can be seen in plants that grow in ( )
        A.Temperate and cold regions B. Tropical and sub-tropical regions
       C. Hot and dry regions  D. Rocky snow and clad regions

4) The removal of a ring of bark from the trunk of a tree eventually kills it because ( )
        A. Mineral salts cannot go up   B. Assimilates cannot be transported
       C.  Water cannot go up D. Intermediate stoppage of photosynthesis

5) A lateral meristem in a plant ( )
        A. Pericycle   B. Casparian strip C. Cortex D. Cambium

6) The fibre cells of plant are a type of  ( )
       A. Parenchyma B.  Collenchyma C. Sclerenchyma D. Xylem cell

7) Nectar and resins in plants are secreted from ( )
        A. Sclerenchyma B. Collenchyma C. Parenchyma D. All the above

8) Idioblasts are developed from ( )
           A. Fibres B. Sclereids C. Collenchyma D. Parenchyma

9) Cork cambium gives rise to ( )
        A. Xylem and phloem B. cortex and pith
        C.   Cork towards outside and secondary cortex towards inside
        D.  Corks towards inside and secondary cortex towards outside

10) Which in not found in a monocot (e.g., corn) vascular bundle? ( )
A. Metaxylem B. Protoxylem lacunae C. Cambium D. Metaphloem

 11) Match the following ( )
L.Hydathodes 1. Phloem
M. Xylem 2. Xylem rays
N. Ray Parenchyma        3. Water Stomata
        O. Leptome 4. Hydrome
A. L-3, M-4, N-2, O-1 B. L-2, M-3, N-1, O-4
C. L-1, M-4, N-3, O-2D. L-4, M-1, N-2, N-3

   12) Vascular cambium is an example of                                                        ( )
         A.Secondary meristem B. intercalary meristem     C. lateral meristem   D. Primary meristem

12) The persisting embryonic tissue in the plant body is called ( )
        A. Permanent tissue B. Meristematic C. Parenchyma D. Xylem

13) Root hairs are found in the region of the root called __________ ( )
             A. Root cap B. apical meristem C. region of elongation  D. region of maturation

14) How does a sclereid differ from sclerenchyma fibre?         ( )
        A. The sclereid is dead at maturity whereas the fibre is alive at maturity
        B. Sclereids have a thin secondary wall, whereas fibres have a thick one
        C. Sclereids only have bordered pits, whereas fibres only have simple pits
        D. Sclereids are short or branched, whereas fibres are long and narrow

15)  Which of the following cells/tissue is not dead at functional maturity?  ( )
          A. Vessels B. Collenchyma C. Fibres D. Tracheids

16) Stomata are found in all shoot organs except                  ( )
       A. Petioles B. Sepals   C. Petals    D. Leaves

17) During secondary growth, the cells of the cortex of a dicot plant turn meristematic, giving rise to a           cork cambium know                                                                                          ( )
       A. Phellem B. Phellogen C. Periderm D. Phelloderm

17)    19) A common adaptation of aquatic plants is the formation of ( )
         A. Chlorenchyma B.Aerenchyma C. Colenchyma D. Sclerenchyma

18) In monocots, phloem is composed of specialised cells including ( )
       A. Sieve tubes, companion cells, phloem fibres, and phloem parenchyma
       B. Sieve tubes, companion cells, phloem fibres
       C. Sieve tubes, companion cells, and phloem parenchyma
      D. Sieve tubes, companion cells, phloem fibres and vessels

19)   21) The softwood of conifers can be distinguished from the hardwood of angiosperms by the absence of                                                                                              ( )
           A) Vessel elements B. Sieve tube elements C. Tracheids D. Companion cells

20) In evolution of land plants, sporophytes become dominant over gametophytes due primarily to what adaptation                                                                                   (   )
            A. Airborne pollen B. Vascular tissue C. Seeds        D Flowers

21) A common feature of sieve tube elements and vessel elements ( )
          A. Pores on lateral walls B. enucleate condition
C. thick secondary walls      D. presence of P protein

22) Casparian strips in the root endodermal cells are rich in ( )
         A. Lignin B. Suberin C. Cellulose D. Chitin

23) The tissue that makes up most of the wood of a tree is          ( )
         A. Vascular cambium B. secondary xylem C. Primary xylem D. secondary phloem

24) Growth rings can be seen in plants that grow in         ( )
        A. Temperate and cold regions B. Tropical and sub-tropical regions  
        C. Hot and dry regions D. Rocky snow clad regions

25) Periderm serves as secondary protective tissue against dessication and mechanical injuries in woody plants and it is formed by the activity of  ( )
            A. Phellem  B.Pericycle C. Phelloderm D. Phellogen

26) Which of the following is incorrect statement         ( )
A. Tunica-corpus organization is seen in shoot apex
B. Waiting meristem is present in shoot apex
C. Korper-Kappe theory explains T-divisions
D. Histogens are present both in root and shoot apices

27) Aerenchyma is present                                                 ( )
       A.Roots of Mangifera B. Petiole of Nymphae C. Leaf of Nerium D.Stem of Pinus

28) Companion cells are related to                                                 ( )
A)     Phloem fibres B. Xylem fibres C. Sieve tube elements D. Sieve plates

29) Match the following:                                         ( )
I. Guttation A. Medullary Rays
II. Ascent of Sap B. Hydathodes
III. Translocation of solute C. Xylem
IV. Lateral conduction D. Phloem
A. I-B, II-C, III-D, IV-A B. I-C, II-A, III-D  IV-B          
C. I-A, II-B, III-C, IV-D           D. I-D, II-A, III-B, IV-C

30)  Amphivasal vascular bundles are present in ( )
A. Achyranthes B. Boerhaavia C. Dracaena D. Nyctanthes

31) Which of the following are some of the characteristics of Gymnosperms
A. Plants show eustele, vascular bundles are not conjoint, but collateral, closed
B. Seeds are naked, plants are embryophytic, but not tracheophytic
C. Plants show eustele, vascular bundles are conjoint, collateral and open
D. Seeds are not naked, plants are not embryophytic but tracheophytic ( )
       
32) Vascular bundle showing outer phloem, outer cambium, Xylem, inner Cambium and inner phloem is that order                                                                                                        ( )
       A. separate  B. Amphicirbal C. Bicollateral D. Amphivasal
33  Balloon like outgrowth from axial parenchyma cells that extends through pit cavity in a vessel wall that enters into a vessel element blocking the vessel lumen is called ( )
A. Phellogen B. Histogen C. Tyloses D. Tunica

 34) The healing of wounds in plant body takes place with the activity of which of the following?( )
A. Apical Meristem B. Lateral Meristem C. Secondary Meristem D. Intercalary Meristem

     35) If Root cap is damaged or removed, it is replaced by the activity of ( )
A. Periblem B. Quiscent centre C. Plerome D. Rhizodermis

     36) Successive cambia are seen in stem of ( )
A. Boerhavia B. Salvadora C. Bignonia D. Aristolochia

    37) A monocot root differs from a dicot root in having one of the following ( )
A. piliferous layer B. Radial vascular bundles   
            C. Absence of endodermis    D. Presence of pith
    38) Which of the following has endoplasmic reticulum, plastids and mitochondria  but no nucleus at maturity?                                                                         ( )
A.Sclereid B. Tracheid C. Sieve Element D. Companion Cell

   39)  In which of the following types of stomata, the guard cells are not surrounded by distinct subsidiary cells?                                                  ( )
A. Anisocyctic   B. Cyclocytic C. Paracytic D. Anomocytic
    40) Transfer cells are involved in         ( )
A. short distance transport of assimilates B. secretion of hormones
C. movement of water across endodermis D. long distance transport of assimilates
    41) Which is correct about conduction of substances?  ( )
A. Organic food moves up through phloem B. Organic food moves up through xylem
C. Inorganic food moves upwardly and downwardly through xylem
D.Organic food moves upwardly and downwardly through phloem

  42) The Cell that undergoes programmed cell death to become functional is ( )
A. Phloem sieve tube member B. stomatal guard cell
C.Xylem Vessel Member               D. Root cap cell

43) The cell division is restricted to                   ( )
A.Meristematic cells B. Permanent Cells C. Secretory Cells D. all the above

44) Transpiration and exchange of gases are functions of                ( )
A. Stomata B. Xylem C. Both a and b           D. Neither a nor b

45) A group of cells alike in form, function and origin are called         ( )
A. Tissue B. Organ C. Organelle D. None of these

46) Collenchyma mainly form                                                 ( )
A. Hypodermis B. Epidermis C. Phloem D. Inner cortex

47) Plant length is increased by ( )
A. Apical meristems B. Lateral meristems C. Periblem D. Parenchyma

48) Branches of roots arise from ( )
A. Pericycle B. Endodermis C. Cortex D. Epidermis

49) Sap wood is synonymous with                                                  ( )
A. Bark C. Periderm C. Outer layer of secondary xylem D. Inner layer of secondary xylem

50) Stele is made up of                                                 ( )
A. Vascular bundles B. Pericycle C. Pith D. All the above

51) Which of the following is collectively known as periderm? ( )
A. Phellogen B. Phellem C. Phelloderm D. All the above

52) A friend has discovered a new plant and brings it to you to classify. The plant has the following characteristics: a fibrous root system, no petioles, parallel leaf veins, thick, lignified cell walls, and a vascular cambium. Which of the following best describes the new plant? ( )
A. Woody monocot B. Herbaceous monocot C. Herbaceous dicot D. Woody dicot

53) During secondary growth, the cells of the cortex of a dicot plant turn meristematic, giving rise to a cork cambium known as                                                                        ( )
A. Phellem B. Phellogen C. Periderm D. Phelloderm               

No comments:

Post a Comment