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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. |
External water is not required for fertilization inA. Fern/SelaginellaB. Moss/RicciaC. UlothrixD. Gymnosperms/Maize. |
| Answer» Correct Answer - D | |
| 2. |
In Cycas, Pollination is byA. WindB. InsectC. WaterD. Both A and B. |
| Answer» Correct Answer - A | |
| 3. |
Which is a walking fern which produces new plants when its leaf tips touch soilA. AdiantumB. PteridiumC. PterisD. Marsilea. |
| Answer» Correct Answer - A | |
| 4. |
Which is incorrect about CycasA. Its xylem has vesselsB. It has circinate vernationC. It does not have well organised female flowerD. Its roots posses some blue-green algae. |
| Answer» Correct Answer - A | |
| 5. |
Gymnosperms/Cycas have a mode of pollination calledA. ZoophilyB. AnemophilyC. EntomophilyD. Hydrophily. |
| Answer» Correct Answer - B | |
| 6. |
Protocorm stage occurs inA. Young gametophyte of LycopodiumB. Young gametophyte of SelaginellaC. Young sporophyte of SelaginellaD. Young sporophyte of Lycopodium. |
| Answer» Correct Answer - D | |
| 7. |
Jointed green stem occurs inA. LycopodiumB. SelaginellaC. EquisetumD. Pteridium. |
| Answer» Correct Answer - C | |
| 8. |
Tracheophyta has a sporophyte characterised byA. Root, stem and leavesB. Independent sporophyteC. Vascular tissue for transport of substancesD. Independent gametophyte . |
| Answer» Correct Answer - C | |
| 9. |
Ulothrix isA. Filamentous alga with flagellated reproductive stagesB. Filamentous alga with non-flagellated reproductive stagesC. Membranous alga producing zoosporesD. Non-motile colonial alga lacking reproductive stages. |
| Answer» Correct Answer - A | |
| 10. |
Walking fern is named so asA. It knows walkingB. It is dispersed through walkingC. It is dispersed through walkingD. Its spores are able to walk |
| Answer» Correct Answer - D | |
| 11. |
Bryophytes seldom reach a height of more than 20 cm because theyA. Lack vascular systemB. Lack rootsC. Lack mechanical tissuesD. All the above. |
| Answer» Correct Answer - D | |
| 12. |
Bryophytes depend upon water because water is required forA. Vegetative propagationB. Filling archegonium for fertilizationC. Swimming of sperm upto egg inside archegoniumD. Fertilization of homosporous plants. |
| Answer» Correct Answer - C | |
| 13. |
Which of the following algal groups has no motile stageA. RedB. GreenC. BrownD. Yellow. |
| Answer» Correct Answer - A | |
| 14. |
Algae producing tocopherolA. ChlorellaB. SynechocystisC. ChlamydomonasD. Volvox. |
| Answer» Correct Answer - B | |
| 15. |
Which one contains alginic acidA. DiatomsB. Blue green algaeC. LaminariaD. Yellow green algae. |
| Answer» Correct Answer - C | |
| 16. |
Which is wrongly matchedA. Ginkgo-ArchegoniaB. Salvinia-ProthallusC. Viroids-RNAD. Mustard-Synergids. |
| Answer» Correct Answer - B | |
| 17. |
Which one of the following is matched incorrectlyA. Pinus-Coralloid rootsB. Cedrus-Branched stemC. Sequoia-Tap rootsD. Cycas-Unbranched stem. |
| Answer» Correct Answer - A | |
| 18. |
Bryophytes are amphibians becauseA. They require a layer of water for carrying out sexual reproductionB. They occur in damp placesC. They are mostly aquaticD. All the above. |
| Answer» Correct Answer - A | |
| 19. |
Bryophytes are amphibious of plant kingdom as theirA. Reproductive phase requires waterB. Sex organs are multicellular and jacketedC. Conducting strands have tracheidsD. All the above. |
| Answer» Correct Answer - A | |
| 20. |
The terms frond is used forA. RachisB. Whole plantC. Spore bearing leafD. Sexually reproducing structures. |
| Answer» Correct Answer - C | |
| 21. |
Which of these is mismatchedA. Phaneros-visibleB. Kryptos-concealedC. Gymno-nakedD. Bryon-liverworts. |
| Answer» Correct Answer - D | |
| 22. |
Common between bryophytes and pteridophytes isA. Absence of sporophyteB. Gametophyte dependent on sporophyteC. Sporophyte dependent on gametophyteD. Multicellular sex organs with sterile jacket. |
| Answer» Correct Answer - D | |
| 23. |
Which are the amphibians in Plant Kingdom ?A. TracheophytaB. BryophytaC. PteridophytaD. Thallophyta. |
|
Answer» Correct Answer - B Actually both bryophytes and pteridophytes are amphibians but bryophytes occur in more moist habitats. |
|
| 24. |
Angiosperms showA. MonosporyB. BisporyC. TrisporyD. Tetraspory. |
|
Answer» Correct Answer - D Monospory means having tetranucleate or simple spores while tetraspory is the formation of four haploid spores after meiosis. |
|
| 25. |
Which of the following is not correctly matchedA. Chlamydomonas - Unicellular flagellateB. Volvox - Flattened leaf like thallusC. Laminaria - Flattened leaf like thallusD. Chlorella - Unicellular, non-flagellate. |
| Answer» Correct Answer - B | |
| 26. |
Maiden Hair Tree isA. AraucariaB. ThujaC. GinkgoD. Pinus. |
|
Answer» Correct Answer - C In pleurocarpous condition the sex organs are borne on short lateral branches. |
|
| 27. |
Match the following A. (a)-(q), (b)-(p), (c )-(s), (d)-(r )B. (a)-(p), (b)-(q), (c )-(r ), (d)-(s)C. (a)-(s), (b)-(r ), (c )-(q), (d)-(p)D. (a)-(r ), (b)-(s), (c )-(p), (d)-(q) |
| Answer» Correct Answer - D | |
| 28. |
Thermal algae survive atA. Low temperatureB. Hot water of `30^(@)-40^(@)C`C. Hot spring at `70^(@)C`D. Frozen lakes and ocean. |
| Answer» Correct Answer - C | |
| 29. |
Independent alternation of generation is present inA. AngiospermsB. GymnospermsC. PteridophytesD. Bryophytes. |
| Answer» Correct Answer - C | |
| 30. |
Kidney-shaped covering of Dryopteris isA. RamentumB. PlacentaC. IndusiumD. Sporophyll. |
| Answer» Correct Answer - C | |
| 31. |
Botanical name of Sanjeevani isA. Selaginella chrysocaulosB. Selaginella bryopterisC. S. chrysorhizosD. None of the above. |
| Answer» Correct Answer - B | |
| 32. |
Archegonium is absent inA. BryophytesB. PteridophytaC. ThallophytaD. Gymnosperms. |
| Answer» Correct Answer - C | |
| 33. |
Phycology deals with study ofA. AlgaeB. FungiC. MicrobesD. Bryophytes. |
| Answer» Correct Answer - A | |
| 34. |
In bryophytes, embryos/sporophyte develops insideA. AntheridiumB. SporangiumC. ArchegoniumD. Sporogonium. |
| Answer» Correct Answer - C | |
| 35. |
The sporophyte of Funaria begins development withinA. ArchegoniumB. ProtonemaC. AntheridiumD. Capsule. |
| Answer» Correct Answer - A | |
| 36. |
Bryophytes live in habitats that areA. SalineB. DryC. MoistD. Exposed. |
| Answer» Correct Answer - C | |
| 37. |
Sporophyte of Funaria contains columellaA. Sterile and lateralB. Fertile and laterialC. Fertile and middleD. Sterile and middle. |
| Answer» Correct Answer - D | |
| 38. |
Bryophytes grow in moist and shady habitats becauseA. Water absorbing system is absentB. They are aquaticC. They cannot grow on landD. They require water for their fertilization. |
| Answer» Correct Answer - D | |
| 39. |
In Lycopodium the leaves areA. EligulateB. LigulateC. MegaphyllousD. Both B and C. |
| Answer» Correct Answer - A | |
| 40. |
Lycopodium isA. HeterosporousB. HomosporousC. Water FernD. Both B and C. |
| Answer» Correct Answer - B | |
| 41. |
Which plant product is the hardestA. LigninB. CutinC. SporopolleninD. Suberin. |
| Answer» Correct Answer - C | |
| 42. |
Bryophytes have probably evolved fromA. Thalloid natureB. ChloroplastsC. ARchegoniaD. All the above. |
| Answer» Correct Answer - D | |
| 43. |
An archegonium of Riccia hasA. 4 neck canal cells, 1 venter canal cell and one oosphereB. 4 neck canal cells, 2 venter canal cells one oosphereC. 4 neck canal cells, one venter canal cell and two oospheresD. 6 neck canal cells, 2 venter canal cells and one oosphere. |
| Answer» Correct Answer - A | |
| 44. |
Foliar gap in vascular cylinder of fern isA. Exclusive phloem areaB. Exclusive xylem areaC. Parenchymatous zoneD. Air space. |
| Answer» Correct Answer - C | |
| 45. |
Unique features of bryophytes is that theyA. Produce sporesB. Have sporophyte attached to gametophyteC. Lack rootsD. Lack vascular tissues. |
| Answer» Correct Answer - B | |
| 46. |
A colourless parasitic red alga isA. PorphyraB. HarveyellaC. BatrachospermumD. Chondrus. |
| Answer» Correct Answer - B | |
| 47. |
In Cycas, the endosperm isA. Sporophytic structureB. Gametophytic structureC. New structureD. Formed after fertilisation. |
| Answer» Correct Answer - B | |
| 48. |
Primary protonema is present inA. AgaricusB. AlternariaC. SphagnumD. Funaria. |
| Answer» Correct Answer - D | |
| 49. |
Life cycle is haplontic inA. FunariaB. UlothrixC. SelaginellaD. Pinus. |
| Answer» Correct Answer - B | |
| 50. |
Dominant flora, 200 million years ago was that ofA. AngiospermsB. GymnospermsC. FernsD. Lycopods. |
| Answer» Correct Answer - B | |