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This section includes 7 InterviewSolutions, each offering curated multiple-choice questions to sharpen your Current Affairs knowledge and support exam preparation. Choose a topic below to get started.
| 1. |
Growth rings are well marked in trees growing inA. ShimlaB. Bombay/DelhiC. MadrasD. Udaipur |
| Answer» Correct Answer - A | |
| 2. |
Living tissue in lenticel is calledA. Conjunctive tissueB. Connnective tissueC. Complementary tissueD. Phelloderm |
| Answer» Correct Answer - C | |
| 3. |
Passage cells are found in endodermis of -A. Dicot stemB. Monocot stemC. Orchid stemD. Monocot root |
| Answer» Correct Answer - D | |
| 4. |
Assertion :- Vascular cambium of dicot stem shows dual origin. Reason :- Partially it is made up of primary meristem and partially from secondary meristem.A. If both Assertion & Reason are True & Reason is a correct explanation of the Assertion.B. If both Assertion & Reason are True but the Reason is a correct explanation of the Assertion.C. If Assertion is True but the Reason is False.D. If both Assertion & Reason are false. |
| Answer» Correct Answer - A | |
| 5. |
Statement-1 : In dicot stem , the endodermis is also referred to as the starch sheath. Statement-2: The cells of the endodermis are rich in starch grainsA. Statement-1 is true, Statemetn-2 is true , Statement -2 is not the correct explanation of Statement -1.B. Statement-1 is false, Statement-2 is trueC. Statement-1 is true, Statement-2 is false.D. Statement-1 is true, Statement-2 is true , Statement-2 is the correct explanation of Statement-1 |
| Answer» Correct Answer - D | |
| 6. |
Which one increases due to cambium:A. LengthB. WidthC. CircumferenceD. None |
| Answer» Correct Answer - C | |
| 7. |
autumn wood is distinguishable from spring wood in havingA. Broad vessels and tracheidsB. Narrow vessels and tracheidsC. Red colour of xylemD. Cambium |
| Answer» Correct Answer - B | |
| 8. |
Which wood conduct sap -A. Heart woodB. Sap woodC. Wood with lots of fibres and tylosesD. All of the above |
| Answer» Correct Answer - B | |
| 9. |
The function of root cap is -A. Provide of food productsB. Storage of fodd productsC. Absorption of nutrientsD. None of the above |
| Answer» Correct Answer - A | |
| 10. |
Pappus in modification ofA. BractsB. CorollaC. CalyxD. All |
| Answer» Correct Answer - C | |
| 11. |
secondary growth is the production ofA. New tissues from intercalary meristemB. New conduction cellsC. New tissues from lateral meristemD. New ground cells |
| Answer» Correct Answer - C | |
| 12. |
For a critical study of secondary growth in plants, which one of the following pairs is suitableA. Wheat and maiden hair fernB. Sugarcane and sunflowerC. Teak and pineD. Deodar and fern |
| Answer» Correct Answer - C | |
| 13. |
dendrochronology is the study ofA. Height of a treeB. Diameter of a treeC. Age of a tree with the help of annual ringsD. Counting of the number of branches |
| Answer» Correct Answer - C | |
| 14. |
Which one of the following is a xerophytic plant in which the stem is modified into the flat green and succulent structure Or Phylloclade is found inA. CasuarinaB. HydrillaC. AcaciaD. Opuntia |
| Answer» Correct Answer - D | |
| 15. |
A major characteristic of the monocot root is the presence ofA. Scattered vascular bundlesB. Vacculature without cambiumC. Cambium sandwiched between phloem and xylem along the radiusD. Open vascular bundles |
| Answer» Correct Answer - B | |
| 16. |
Assertion :- Pericycle of monocot roots show dual functioning. Reason:- Pericycle of monocot root helps in formation of lateral roots and secondary growth.A. If both Assertion & Reason are True & Reason is a correct explanation of the Assertion.B. If both Assertion & Reason are True but the Reason is a correct explanation of the Assertion.C. If Assertion is True but the Reason is False.D. If both Assertion & Reason are false. |
| Answer» Correct Answer - D | |
| 17. |
A dicot root differs from a monocot root in which of the following -A. Presence of piliferous layerB. Presence of exodermisC. presence of ill-developed (Poorly developed ) pithD. Separate radial vascular bundle |
| Answer» Correct Answer - C | |
| 18. |
Example(s) of primary permanent tissue(s) is/areA. ParenchymaB. CollenchymaC. SclerenchymaD. All of the above |
| Answer» Correct Answer - D | |
| 19. |
The process of formation of secondary maristem from primary permanent tissue is called:-A. DifferentationB. DedifferentationC. RedifferentationD. Secretion |
| Answer» Correct Answer - B | |
| 20. |
Formation of which tissue is example of dedifferentationA. Interfasciclar cambiumB. Apical meristemC. Intrafascicular cambiumD. Intercalary meristem |
| Answer» Correct Answer - D | |
| 21. |
Vascular tissue having abundant vessels and fibres isA. primary xylemB. Secondary xylemC. protoxylemD. Metaxylem |
| Answer» Correct Answer - B | |
| 22. |
Assertion :- Vessels are example of syncyte . Reason : Vessels are formed by fussion of vessel elements.A. If both Assertion & Reason are True & Reason is a correct explanation of the Assertion.B. If both Assertion & Reason are True but the Reason is a correct explanation of the Assertion.C. If Assertion is True but the Reason is False.D. If both Assertion & Reason are false. |
| Answer» Correct Answer - A | |
| 23. |
Maximum bordered pits are found in tracheids of -A. MonocotyledonsB. DicotyledonsC. PteridophytesD. Gymnosperms |
| Answer» Correct Answer - D | |
| 24. |
End walls of tracheids and vessels respectively areA. Pitted & perforatedB. Perforated & pittedC. Both perforatedD. Both pitted |
| Answer» Correct Answer - A | |
| 25. |
Complex tissues are not found inA. Few bryophytesB. PteridophytesC. All gametophytesD. All spermatophytes |
| Answer» Correct Answer - C | |
| 26. |
Which of the following tissues from the main bulk of storage organ-A. ParenchymaB. CollenchymaC. SclerenchymaD. Aerenchyma |
| Answer» Correct Answer - A | |
| 27. |
Ground tissue includesA. All tissues external to endodermisB. All tissues except epidermis and vascular bundlesC. Epidermis and cortexD. All tissues internal to endodermis |
| Answer» Correct Answer - B | |
| 28. |
Ginger isA. StemB. RootC. LeafD. Fruit |
| Answer» Correct Answer - A | |
| 29. |
Rhizome of ginger is a modification of stem because -A. It bears Adventitious rootsB. It bears nodes and internodesC. It is undergroundD. It store food material |
| Answer» Correct Answer - B | |
| 30. |
Which is not a modification of stem ?A. Rhizome of gingerB. Corm of ColocasiaC. Pitcher of NepenthesD. Tuber of Potato |
| Answer» Correct Answer - C | |
| 31. |
A modification of petiole is -A. PyhllodeB. PhyllocladeC. CladodeD. Corm |
| Answer» Correct Answer - A | |
| 32. |
Cyathium is found in genusA. CrotonB. FicusC. EuphorbiaD. Ricinus |
| Answer» Correct Answer - C | |
| 33. |
Which of the following is not included in stomatal apparatusA. Stomatal apertureB. Guard cellsC. Subsidary cellsD. Sclerenchymatous cells |
| Answer» Correct Answer - D | |
| 34. |
Which tissue remains more active during autumnA. Vascular cambiumB. Cork cambiumC. ParenchymaD. Sclerenchyma |
| Answer» Correct Answer - B | |
| 35. |
P-protein is a constituent byA. Sieve tube elementsB. Xylem parenchymaC. ParenchymaD. Pericycle |
| Answer» Correct Answer - A | |
| 36. |
Safranin and fast green strain which tissue respectivelyA. Meristem and parenchymaB. Xylem and phloemC. Parenchyma and collenchymaD. All of the above |
| Answer» Correct Answer - B | |
| 37. |
Normally secondary growth takes place in -A. Dicots & MonocotsB. Gymnosperms & MonocotsC. Dicots & GymnospermsD. Only in dicots |
| Answer» Correct Answer - C | |
| 38. |
Which of the following provide maximum mechanical strength to a tree trunk .A. Heart woodB. Sap woodC. CorkD. Late wood |
| Answer» Correct Answer - A | |
| 39. |
Which of the following stands for Congress grass :-A. Cynodon (Gramineae)B. Parthenium (Compositae)C. Aspidiastra (Liliaceae)D. Candy tuft (Cruciferae) |
| Answer» Correct Answer - B | |
| 40. |
Pith is small or inconspicuous inA. Monocot rootB. Monocot stemC. Dicot rootD. Dicot stem |
| Answer» Correct Answer - C | |
| 41. |
Hair present on the cob of corn are Or Long filamentous threads protruding at the end of young cob of maize areA. AnthersB. StylesC. OvariesD. Hairs |
| Answer» Correct Answer - A | |
| 42. |
Aerenchyma is helpful to plants by -A. Providing buoyancy to hydrophytesB. promoting photosynthesisC. Give mechanical strength to plantsD. Giving flexibility to plants |
| Answer» Correct Answer - A | |
| 43. |
Cross form corolla is found inA. LeguminosaeB. MalvaceaeC. CruciferaeD. Compositae |
| Answer» Correct Answer - C | |
| 44. |
Adhesion in a flower isA. Union of dissimilar partsB. Union of similar partsC. Both 1 & 2D. fusion of carpels |
| Answer» Correct Answer - A | |
| 45. |
Butterfly shaped corolla is calledA. CampanulateB. RotateC. PapilionaceousD. All |
| Answer» Correct Answer - C | |
| 46. |
Root nodules occur in plants of family :-A. FabaceaeB. LiliaceaeC. MalvaceaeD. Compositae |
| Answer» Correct Answer - A | |
| 47. |
Vascular bundles in cucurbita stem are -A. Bicollateral & openB. Bicollateral & closedC. Collateral & openD. Amphivasal |
| Answer» Correct Answer - A | |
| 48. |
Which of the following are schizocarpic fruits :-A. Siliqua & LegumeB. Capsule & BerryC. Lomentum & CapsuleD. Cremocarp & Lomentum |
| Answer» Correct Answer - D | |
| 49. |
Brinjal , tobacco , and tomato are same due to :-A. All these plants belong to SolanaceaeB. All these plants belong to BrassicaceaeC. All are vegetableD. Fruit of all has economic importance |
| Answer» Correct Answer - B | |
| 50. |
Match the following A. 2-a-iii, 1-c-iv,3-b-I,4-d-iiB. 1-c-iv,2-d-iii,3-b-I,4-a-iiC. 1-d-iv,2-a-I,3-b-iii,4-c-iiD. 2-a-I,1-d-iv,3-c-ii,4-b-iii |
| Answer» Correct Answer - C | |