InterviewSolution
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InterviewSolution
This section includes InterviewSolutions, each offering curated multiple-choice questions to sharpen your knowledge and support exam preparation. Choose a topic below to get started.
| 1. |
complementary cells of lenticels areA. phellemB. phellodermC. endodermisD. phellogen |
| Answer» Correct Answer - d | |
| 2. |
Match the following and choose the correct combination `{:(A.,"Endodermis",,(1),"Companion cells"),(B.,"Stomata",,(2),"Lenticels"),(C.,"Sieve tube",,(3),"Palisade cells"),(D.,"Periderm",,(4),"Passage cells"),(E,"Mesophyll",,(5),"Accessory cells"):}`A. a-4,b-5,c-2,d-1,e-3B. a-5,b-3,c-1,d-2,e-4C. a-4,b-5,c-1,d-2,e-3D. a-4,b-2,c-5,d-3,e-1 |
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Answer» Correct Answer - d collocytes=collenchyma cells. |
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| 3. |
A component of xylem isA. sieve tubeB. medullary rayC. SclereidsD. Tracheid |
| Answer» Correct Answer - d | |
| 4. |
For union between stock and scion in grafting which one is the first to occur ?A. formation of callusB. production of plasmodesmataC. differentiation of new vascular tissuesD. regeneration of cortex and edidermis |
| Answer» Correct Answer - a | |
| 5. |
The sugarcane plant hasA. reticulate venationB. capsular friutsC. pentamerous flowersD. dumb -bell-shaped guard cells. |
| Answer» Correct Answer - d | |
| 6. |
hockey handle is prepared from the wood ofA. salixB. morusC. piceaD. phytelephs. |
| Answer» Correct Answer - a | |
| 7. |
An epistomaic leaf isA. sunflowerB. maizeC. nymphaeaD. calotropis |
| Answer» Correct Answer - c | |
| 8. |
scaly bark occurs inA. eucalyptusB. betulaC. psidiumD. tectona |
| Answer» Correct Answer - c | |
| 9. |
Unsunken stomata found in crypts belong toA. BanyanB. mangoC. neriumD. sunflower |
| Answer» Correct Answer - c | |
| 10. |
in a plant organ covered by periderm , the stomata are absent. Gaseous exchange occurs thorughA. aerenchymaB. lenticelsC. trichomesD. pneumatophores. |
| Answer» Correct Answer - b | |
| 11. |
in betula the bark isA. ring bark used writingB. scaly bark used for writingC. ring bark used as a masticatoryD. ring bark used as a spice |
| Answer» Correct Answer - a | |
| 12. |
rinh bark occurs inA. psidiumB. eucalyptusC. acaciaD. all the above. |
| Answer» Correct Answer - b | |
| 13. |
in cucurbits, hydoermis is formed ofA. sclerenchymaB. collenchymaC. parenchymaD. aerenchyma |
| Answer» Correct Answer - b | |
| 14. |
The bark of tree comprisesA. all the tissues outside the vascular cambiumB. all the tissues outside the cork cambiumC. only the corkD. the cork and secondary cortex. |
| Answer» Correct Answer - a | |
| 15. |
predominant material presnet in cork cell walls isA. ligninB. chitinC. suberinD. pectin |
| Answer» Correct Answer - c | |
| 16. |
tyloses areA. tracheal plugs which plug the lumen of the vessels and tracheidsB. compound sieve platesC. specialised secretory cellsD. |
| Answer» Correct Answer - a | |
| 17. |
tyloses occur inA. autumn woodB. spring woodC. heart woodD. sap wood |
| Answer» Correct Answer - c | |
| 18. |
match the lists `{:(,I,,II),((a),"Tyloses",(i),"Conenocytic"),((b),"periderm",(ii),"Adaxial epidermis"),((c),"motor cells",(iii),"Complementary cells"),((d),"Laticifers",(iv),"Heartwood"),(,,(v),"conjunctive tissue"):}`A. `{:(,"a","b","c","d"),("(A)","(iii)","(ii)","(i)","(v)"):}`B. `{:(,"a","b","c","d"),("(B)","(ii)","(v)","(i)","(iii)"):}`C. `{:(,"a","b","c","d"),("(C)","(iv)","(iii)","(ii)","(i)"):}`D. `{:(,"a","b","c","d"),("(D)","(iv)","(i)","(iii)","(v)"):}` |
| Answer» Correct Answer - c | |
| 19. |
annual rings can be useful for indicating age of the treeA. dicot of equatorial regionB. monocot of equatorial regionC. dicot of temperate regionD. monocot of temperate area. |
| Answer» Correct Answer - c | |
| 20. |
Trees at sea do not have annual rings becauseA. there is little climatic variationsB. they belong to monocotsC. there is enough moistureD. soil is sandy. |
| Answer» Correct Answer - a | |
| 21. |
main funcation of lenticel isA. transpirationB. guttationC. BleedingD. gasous exchange |
| Answer» Correct Answer - d | |
| 22. |
Tyloses thickenings are seen inA. ray parenchymaB. collenchymaC. phloem cellsD. ray parenchyma and xylem cells. |
| Answer» Correct Answer - d | |
| 23. |
Waxy coating on epidermis of young stem isA. suberinB. peridermC. pellemD. cuticle |
| Answer» Correct Answer - d | |
| 24. |
secondary growth in thickness with distinct annual rings occurs in plants growing inA. arctic regionsB. tropical regionsC. Regions with seasonal changesD. any region |
| Answer» Correct Answer - c | |
| 25. |
A cavity present in vascular bundles of maize is formed byA. degeneration of xylem parenchymaB. replacement of phloem parenchymaC. disruption of protoxylemD. dissolution of cells between metaxylem vessels. |
| Answer» Correct Answer - c | |
| 26. |
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. secondary phloemB. protoxylemC. cortical cellsD. sencodary xylem |
| Answer» Correct Answer - b | |
| 27. |
As secondary growth proceeds, in a dicot stem, the thickness ofA. sapwood incresesB. heartwood incresesC. both sapwood and heartwood increaseD. both sapwood and heartwood remain the same. |
| Answer» Correct Answer - b | |
| 28. |
adventitious roots develop fromA. epidermisB. pericycle or interfascicular parenchymaC. cortexD. endodermis |
| Answer» Correct Answer - b | |
| 29. |
Bulliform or motor cells are present inA. upper epidermis of dicot leavesB. upper epidermis of monocot leavesC. lower epidermis of monocot leavesD. lower epidermis of dicot leaves. |
| Answer» Correct Answer - b | |
| 30. |
what is correct about monocot stemA. hypodermis is sclerenchymatous, vascular bundles are closed, phloem parenchyma is absentB. hypdermis is sclerenchymatous, vascular bundles are open,phloem parenchyma is absentC. hypdermis is collenchymatous vascular bundles are closed, phloem parenchyma is presentD. hypodermis is sclerenchymatous, vascular bundles are closed, pholem parenchyma is present. |
| Answer» Correct Answer - a | |
| 31. |
match the columns and choose the correct option `{:(,I,,II),((a),"Bulliform cells",(1),"intitaion"),((b),"peicycle",(2),"Root"),((c),"Endarch xylem",(3),"Grasses"),((d),"Exarch Xylem",(4),"Dicot leaf"),(,(e)"Bundle sheath cells",(5),"stem "):}`A. a-3,b-5,c-4,d-1,c-2B. a-2,b-5,c-1,d-3,e-4C. a-3,b-1,c-5,d-2,e-4D. a-5,b-4,c-2, d-1, c-3 |
| Answer» Correct Answer - d | |
| 32. |
which of the following ch aracters is not found in the transverse section of monocot stemA. sclerenchyma bundle sheathB. lysigenous cavityC. sclerenchymatous hypodermisD. starch sheath. |
| Answer» Correct Answer - d | |
| 33. |
the term brak refers toA. primary and secondary phloem onlyB. periderm , secondary phloem and vascular cambium onlyC. secondary xylem and cambium onlyD. periderm only. |
| Answer» Correct Answer - d | |
| 34. |
older resin-clogged central seconedary xylem and younger outer secondary xylem are respectively known asA. alburnum and duramenB. duramen and alburumnC. autumn wood and springwoodD. springwood and autumn wood. |
| Answer» Correct Answer - b | |
| 35. |
central resion -clogged secondary xylem isA. central woodB. heartwoodC. alburnumD. hardwood |
| Answer» Correct Answer - b | |
| 36. |
pith and cortex of the stem are parts ofA. dermal tissue systemB. vascular tissue sytemC. ground tissue sytemD. epidermal tissue system |
| Answer» Correct Answer - c | |
| 37. |
Well developed pith is found inA. monocot root and monocot stemB. monocot stem and dicot rootC. monocot root and dicot stemD. dicot root and dicot stem |
| Answer» Correct Answer - c | |
| 38. |
the scientist who developed the science of dendrochronology isA. EamesB. EsauC. fahnD. douglas. |
| Answer» Correct Answer - d | |
| 39. |
grape vine (vitis) possessesA. septate fibresB. very short tracheidsC. Elongated sclereidesD. all the above. |
| Answer» Correct Answer - c | |
| 40. |
Centripetal xylem is the characteristic ofA. leafB. rootC. dicot stemD. monocot stem |
| Answer» Correct Answer - b | |
| 41. |
origin of vegatative branch isA. schizogenousB. endogenousC. exogenousD. internal form intercalary meristem |
| Answer» Correct Answer - c | |
| 42. |
branch of botany dealing with internal organisation of plants isA. physiologyB. anatomyC. ecologyD. cytology |
| Answer» Correct Answer - d | |
| 43. |
meristem present in a vascular bundle isA. fascicular/intrafascicular cambiumB. interfasciciular cambiumC. phellogenD. procambium |
| Answer» Correct Answer - a | |
| 44. |
Fusiform initials formA. vascular raysB. primary phloemC. tracheary elementsD. ray parenchyma. |
| Answer» Correct Answer - c | |
| 45. |
anotmically fairly old dicotyledonous root is distinguished from dicotyledonous stem byA. position of protoxylemB. absence of secondary xylemC. absence of secondary phloemD. presence of cortex |
| Answer» Correct Answer - a | |
| 46. |
Arrange the following in the order of their location from periphery to centre in the entire dicotyledonous plant body (i) Fusiform cells (ii) Trichoblasts (iii) colloytes tyloses (iii) collocytes (iv) Tyloses The correct sequence isA. b,c,a,dB. a,d,c,dC. d,a,b,cD. c,b ,a,d |
| Answer» Correct Answer - a | |
| 47. |
Vascular bundles in dicot stem areA. concentric and openB. concentric and closedC. conjoint,collateral and closedD. conjoint, collateral and open |
| Answer» Correct Answer - d | |
| 48. |
assertion (A). All the endodermal cells of the root do not contain casparian thickenings on their radial walls and transverse walls. Reason ®.passage cells are found in endodermis.A. both A and R are true. R os correct explanation of AB. both A and R are ture. R is not correct explanation of AC. A is true but R is falseD. A is false but R is true. |
| Answer» Correct Answer - a | |
| 49. |
stomata in water lily and podostenon occur respectively ofA. lower leaf surface and absentB. upper leaf surface and absentC. both leaf surface and upper partD. absent in both. |
| Answer» Correct Answer - b | |
| 50. |
ltsigenous cavity occurs inA. stem of helianthusB. root of HelianthusC. root of zea maysD. stem of zea mays |
| Answer» Correct Answer - d | |