InterviewSolution
Saved Bookmarks
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.
| 501. |
The artificial system of classification is based onA. One or few anatomical featuresB. One or few morphological featuresC. Many morphological featuresD. Many internal features |
| Answer» Correct Answer - B | |
| 502. |
Which of the following is a n aquatic ferm?A. AdiantumB. DryopterisC. SalviniaD. Equisetum |
|
Answer» Correct Answer - C Salvinia is an aquatic fern with both annual (e.g. S natans) and perennial species (e.g., S.molesta). The plant body consists of a floating stem bearing two rows of large green hairy leaves on the upper surface and highly branched leaf roots on the lower surface. |
|
| 503. |
Which one of the following is absent in sporophyte of FunariaA. FootB. SetaC. ElatersD. Columella |
|
Answer» Correct Answer - c Foot, seta and central sterile portion of theca is called columella found in Funaria. Elaters are absent in Funaria. Sphognum, Polytrichum, Riccia, etc. they are the characteristic features of Marchantia. Pelloa. Porella, etc. |
|
| 504. |
The sporophyte of Funaria begins development withinA. antheridiumB. archegoniumC. capsuleD. protonema |
| Answer» Correct Answer - B | |
| 505. |
Plant body in Furaria or Bryophyte isA. Predominantly gametophyte with sporophyteB. Predominantly sporophyte with gametophyteC. Completely gametophyteD. Completely sporophyte |
|
Answer» Correct Answer - C Plant body in Funaria or Bryophyte is completely gametophyte. |
|
| 506. |
Mosses grow in moist and shady place because theyA. Lack rootB. Lack vascular tissueC. Require water for the transport of gametesD. All of the above |
|
Answer» Correct Answer - C Mosses grows in moist and shady place because they require water for the transport of gametes/fertilization. |
|
| 507. |
Of the following group which secrete and deposit calcium carbonate and appear like corals.A. Red algaeB. Brown algaeC. Blue green algaeD. All of these |
|
Answer» Correct Answer - a Some red algae deposit calcium carbonate on their surface. They are called coralline algae e.g., Corallina. They help to develop coral reefs alongwith corals. |
|
| 508. |
Thallus of the Marchantia isA. DorsiventralB. IsobilateralC. Both A and BD. None of the above |
|
Answer» Correct Answer - A Thallus of the Marchantia is dorsiventral |
|
| 509. |
In gymnosperms the pollen chamber representsA. A cavity in the ovule in which pollen grains are stored after pollinationB. An opening in the megagametophyte through which the pollen tube approaches the eggC. The microsporangium in which pollen grains developD. A cell in the pollen grain in which the sperms are formed. |
| Answer» Correct Answer - A | |
| 510. |
In which of the following would you place the plants having vascular tissue, lacking seeds?A. AlgaeB. BryophytesC. PteridophytesD. Gymnosperms |
|
Answer» Correct Answer - C (c) Pteridophytes and gymnosperms do have vascular tissues. However, gymnosperms bear seeds while pteridophytes not bear seeds. Algae and bryophytes do not possess vascular tissues. |
|
| 511. |
Which of the following is true about bryophytes?A. They possess archegoniaB. They contain chloroplastC. They are thalloidD. All of the above |
|
Answer» Correct Answer - D (d) Bryophytes are non-vascular cryptogams, their main plant body is gametophytic (haploid) which is a thalloid structure. It contains chlorophyll for the process of photosynthesis. Thalloid plant body bear archegonia as female sex organs. |
|
| 512. |
Which is incorrect about CycasA. Its xylem has vesselsB. It has circinate venationC. It does not have well organised female flowerD. Its roots possess some blue-green algae |
|
Answer» Correct Answer - a Vessels are absent in gymnosperms. |
|
| 513. |
Which of the following statements is incorrect about cycas?A. It has unchanged stem.B. it possesses pinnately compound leaves.C. it is a dioecieous plantD. it is a non-archegoniate plant. |
|
Answer» Correct Answer - D Cycas is an archegoniate plant, in which female gametophyte contains archegonia. The archegonia are fomred from the gametopytic cells lining the archegonial chamger. The number of achegonia formed in a gametophyte is variable among species. |
|
| 514. |
The antherozoids of Funaria areA. AciliatedB. BicliatedC. MulticalliatedD. Monocillated |
|
Answer» Correct Answer - b The antherozoids in Funaria are anteriorly biflagellated colled structures. |
|
| 515. |
Life cycle of Funaria is not completed without water. Choose the correct statement.A. As Funaria is a bryophyte plantB. As branches will not developC. As fertilization takes place in presence of water onlyD. As plant is deflicate and will become dry and die without water |
|
Answer» Correct Answer - c Life cycle of Funaria is not completed without water because antherozoids swim across the film of water and antherozoid fuse with the single egg to produce zygote (2n). |
|
| 516. |
Which is not a monocotA. RoseB. OrchidsC. PalmsD. Banana |
| Answer» Correct Answer - a | |
| 517. |
Which of the following is a saprophytic angiospermA. CuscutaB. NeottiaC. AgaricusD. Mango |
| Answer» Correct Answer - b | |
| 518. |
Anabaena have symbiotic association withA. AzollaB. RhizobiumC. Leguminous plantsD. All of the above |
|
Answer» Correct Answer - A Anabaena have symbiotic association with Azolla. |
|
| 519. |
Select correct w.r.t. diplohaplontic life cycleA. Found in Polysiphonia and GnetumB. Both gametophyte and sporophyte phases are presentC. Common in green algaeD. Gametic meiosis occurs |
| Answer» Correct Answer - B | |
| 520. |
All plants have two cotyledons in their seed, exceptA. PeaB. EucalyptusC. SunflowerD. Orchids |
| Answer» Correct Answer - D | |
| 521. |
Which of the following is grouped under phanerogams?A. Algae show embryo stageB. BryophytesC. GymnospermsD. Pteridophytes |
| Answer» Correct Answer - C | |
| 522. |
In moss capsule, dispersal of spores takes place throughA. Peristome teethB. AnnulusC. CalyptraD. Operculum |
|
Answer» Correct Answer - a Dispersal of spores take place due to hygroscopic nature of peristomial teeth. |
|
| 523. |
Gymnosperms do not bear fruits because they do not haveA. seedsB. ovaryC. ovuleD. pollination. |
|
Answer» Correct Answer - B Gymnosperms do not bear fruits because they do not have ovary. |
|
| 524. |
The dehiscece of moss capsule takes place by rupture ofA. OperculumB. PeristomeC. AnnulusD. Calyptra |
|
Answer» Correct Answer - c Annulus assists in dehisence of capsule. |
|
| 525. |
Gnetum shows similarity with angiosperms due toA. absence of resin ductsB. absence of archegoniaC. presence of vessel elementsD. both B and C |
|
Answer» Correct Answer - D Gnetum shows similarity with angiosperms due to absence of archegonia and presence of vessel elements. |
|
| 526. |
Angiosperms and gymnosperms resemble in havingA. Vessel in woodB. Mode of fertilizationC. Sessile and oblong leafletsD. Sessile endosperm |
| Answer» Correct Answer - C | |
| 527. |
Father of Indian bryology isA. S.R. KashyapB. BarunC. IyengerD. P. Maheshwari |
|
Answer» Correct Answer - A Father of Indian bryology S.R. Kashyap. |
|
| 528. |
Which of the following statements is wrong about gymnosperms?A. They have naked seedsB. They are perennial.C. Their xylem consists of vessels.D. They are xerophytic. |
| Answer» Correct Answer - C | |
| 529. |
Match items in Column I with those in Column II: A. (a) `rarr` (k), (b) `rarr` (j), (c) `rarr` (I), (d) `rarr` (m), (e) `rarr` (n)B. (a) `rarr` (n), (b) `rarr` (I), (c) `rarr` (k), (d) `rarr` (n), (e) `rarr` (j)C. (a) `rarr` (j), (b) `rarr` (k), (c) `rarr` (n), (d) `rarr` (I), (e) `rarr` (k)D. (a) `rarr` (I), (b) `rarr` (j), (c) `rarr` (m), (d) `rarr` (n), (e) `rarr` (k) |
| Answer» Correct Answer - D | |
| 530. |
Who amongst the following is regarded as the "Father of Indian Bryology"A. Prof. K.C. MehtaB. `Prof. D.D. PantC. Prof. S.R. KashyapD. Prof. P.N. Mehra |
| Answer» Correct Answer - c | |
| 531. |
Ephedar and Gnetum are similar in havingA. Pollination mechanismB. Double fertilizationC. Winged pollenD. Heteromorph genes |
| Answer» Correct Answer - A | |
| 532. |
Bryophytes have probably evolved fromA. Blue green algaeB. Green algaeC. Blue algaeD. Red algae |
| Answer» Correct Answer - b | |
| 533. |
After fertillisation the antipodal cellsA. Develop into nucellusB. Provide nutrition to te developing gameteC. DegenerateD. Undergo meiosis |
| Answer» Correct Answer - C | |
| 534. |
First land inhabiting plants areA. AngiospermsB. GymospermsC. BryophytesD. Pteridophytes |
|
Answer» Correct Answer - c Bryophyta are the most simple and primitive group of embryophyta. It includes app. 840 genera and 23,500 species. |
|
| 535. |
Bryophytes includeA. liverworts and fernsB. mosses and fernsC. mosses and liverwortsD. all of these. |
|
Answer» Correct Answer - C Bryophytes are divided into liverworts, hornworts and mosses. Liverworts may be thallose or foliose, but mosses are always leafy. |
|
| 536. |
Tracheophyte includeA. bryophytes,pteridophytes and spermato-phytesB. bryophytes,pteridophytes,gymnoperms and angiospermsC. pteridophytes and spermatophytes (gymnosperms and monocotyledons)D. pteridophytes and spermatophytes (gym-nosperms and angiosperms) |
| Answer» Correct Answer - D | |
| 537. |
Cataphylls areA. Leaves of SelaginellaB. Scaly leaves of PinusC. Needles of PinusD. Foliar leaves of Pinus |
|
Answer» Correct Answer - b Brown membranous scale leaves (cataphylls) present on both long and dwarf shoots and serve to conserve water around the branches. |
|
| 538. |
Male gametophyte (mature pollen grain) of Pinus is found to beA. 10 celledB. 6 celledC. 4 celledD. 2 celled |
|
Answer» Correct Answer - c Male gametophyte of Pinus is 4 celled (two prothallial cells, one generative cell and one tube cell). |
|
| 539. |
In bryophytes male and female sex organs are called ....... And ...... . |
|
Answer» In bryophytes the male sex organs is antheridium and female sex organ is arhcegoniu, The gametophyte (n) in bryophyte bears the primitue sex organs in the form of entheridium (male) which produce flagellate antherozoids which are male gamete and need thin film of water to swim and reach female reproductive organ (archegonium) Archegonia is female part which has single egg cell. Both these reproductive parts are born on male and female, antihridophore and archegoniophores borne on halpoid gametophyte |
|
| 540. |
Match the column I and II, and choose the correct combination from the options given `{:(,"Column-I",,"Column-II"),("a.","Chrysophytes","i.","Phycomycetes"),("b.","Dinoflagellates","ii.","Gonyaulax"),("c.","Polytrichum","iii.","Basidiomycetes"),("d.","Bread mould","iv.","Diatoms"),("e.","Puffballs","v.","Liverwort"),(,,"vi.","Moss"):}`A. a-ii,b-iv,c-v,d-iii,e-iB. a-iv,b-ii,c-vi,d-i,e-iiiC. a-ii,b-iv,c-vi,d-i,e-iiiD. a-iv,b-ii,c-v,d-iii,e-i |
|
Answer» Correct Answer - B `{:("Chrysophytes","Diatoms"),("Dinoflagellates","Gonyaulax"),("Polytrichum","Moss"),("Bread mould","Phycomycetes"),("Puffballs","Basidiomycetes"):}` |
|
| 541. |
Why of the following is the characteristic feature of gymnosperms ?A. Winged seedsB. Living fossilsC. Naked seedsD. Multiciliated male gametes |
|
Answer» Correct Answer - C Naked seeds is characteristic feature of gymnosperms. |
|
| 542. |
In which one of the following male and female gametophyts do not have free living independent existence ?A. PolytrichumB. GinkgoC. PterisD. Funaria |
|
Answer» Correct Answer - B In Ginkgo (gymnosperms), male and female gametophytes do not have free living independent existence. |
|
| 543. |
Protonema isA. haploid and is found in mossesB. diploid and is found in liverwortsC. diploid and is found in pteridophytesD. haploid and is found in pteridophytes |
| Answer» The germination of halpoid spores of mosses produced by sporophyte after reduction division these halpoid spores when germinate, from the Protonema. The structure later develops into an independent gametophytic plant. | |
| 544. |
Read the following statements : (a) This is an exceptionally large group of plants occuring in wide range of habitats (b) They provide us with food, fooder, fuel,medicines and several other commercially important products. (c) They range in size from tiny, almost microscopic to tall tress over 100 metres Here, we are taking about Here, we are talking aboutA. BryophytesB. PteridophytesC. GymnospermsD. Angiospherms |
|
Answer» Correct Answer - D This is an exceptionally large group of plants occuring in wide range of habitats They provide us with food, fodder, fuel, medicines. And several other commercially important products They range in size from tiny, almost microscopic to tall tress over 100 metres. These are the characterstic of angiosperms. |
|
| 545. |
Of the following, the false chracter with respect to Pinus isA. Resin canals in needlesB. Tracheids with bordered pitsC. Bracts and ovuliferous scalesD. Embryo with two cotyledons |
| Answer» Correct Answer - D | |
| 546. |
Which one is a wrong statement?A. Brown aglae have chlorophyll a and c, and fucoxanthinB. Archegoniaa are found in Bryophyta, Pteridophyta and GymnospermsC. Mucor has biflagellate zoosporesD. Haploid endosperms is typical feature of Gymnosperms |
| Answer» Correct Answer - C | |
| 547. |
Cycas is classified as a gymnosperms due to itsA. Motile spermsB. Fruit formationC. naked ovuleD. Phycnoxylic wood |
| Answer» Correct Answer - C | |
| 548. |
Which of the following propagates through leaf tip ?A. GinkgoB. AdiantumC. SalviniaD. Equisetum |
|
Answer» Correct Answer - B Adiantum propagates through leaf tip. |
|
| 549. |
Why are the stem-like and leaf-like structures of a moss plant not called stem and leaves ? |
| Answer» Stem had nodes and internodes. Leaves arise from nodes and possess axillary buds. These structures are found in sporophytic plant body. Since the main plant body of bryophytes is gametophytic, the stem-like and leaf-like structures are not called stem and leaves. | |
| 550. |
Beginning with germination of a moss spore, what is the sequence of structures that develop after germination? I. embryo II. Gametes III. Sporophyte IV. Potonema V. gametophoreA. IV,V,III,I,IIB. V,IV,III,II,IC. III,IV,V,II,ID. IV,V,II,I,III |
| Answer» Correct Answer - D | |