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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.
| 251. |
Which of these is an example for zygomorphic flower with imbricate aestivationA. CalotropisB. MustardC. CannaD. Cassia |
| Answer» Correct Answer - D | |
| 252. |
Which of these is an example for zygomorphic flower with imbricate aestivation ?A. calotopisB. mustardC. cannaD. cassia |
| Answer» Correct Answer - C | |
| 253. |
Match the columns I and II choose the correct combination from the options given A. a-2,b-5,c-1,d-3,e-4B. a-3,b-2,c-4,d-5,e-1C. a-2,b-5,c-4,d-3,e-1D. a-3,b-4,c-5,d-1,e-2 |
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Answer» Correct Answer - A `{:("a.","Basal",2.,"Marigold"),("b.","Marginal",5.,"Pea"),("c.","Free-central",1.,"Primose"),("d.","Axile",3.,"Lemon"),("e.","Parietal",4.,"Argemone"):}` |
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| 254. |
In sweet pea, the tendrils are modifiedA. Stem branchesB. LeafletsC. LeavesD. Stipules |
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Answer» Correct Answer - B Terminal leaflets modifies into tendril. E.g., Lathyrus odoratus (Sweet pea) |
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| 255. |
Strong sharp spines that get attached to animlas feet are found in the fruits ofA. argemoneB. medicagoC. martyniaD. ecballium |
| Answer» Correct Answer - C | |
| 256. |
Overy is one-chambered but it becomes two-chambered due to the formation of false septum inA. Tomato and lemonB. Mustard and ArgemoneC. Diamthus and PrimroseD. Sunflower and Marigold |
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Answer» Correct Answer - B Ovary is one chambered but it becomes two-chambered due to the formation of false septum in Mustard and Argemone. |
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| 257. |
Read the given statements I fruits such as clematis have hard hair and spines for hydrochory II pappus of taraxacum helps in wind dispersal III ejaculator mechanism of self dispersal is shown by cucumber IV myrmecochory is dispersal of fruits or seed by ant Choose the incorrect statementsA. only IB. I and IIC. only IVD. I, II III and IV |
| Answer» Correct Answer - A | |
| 258. |
Which of these is an example for zygomorphic flower with imbricate aestivation ?A. CannaB. CassiaC. CucumberD. Catotropis |
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Answer» Correct Answer - B Cassia is an example for zygomorphic flower with imbricate aestivation. |
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| 259. |
Cladodes are common amongA. B. C. D. |
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Answer» Correct Answer - C Actinomorphic, bisexual, epicalyx 3 to 7, calyx 5 gamosepalous, corolla 5 polypetalous usually adnate at the base to the staminal tube, Androecium indefinite stamens, gynoecium pentacarpellary to indefinite. Syncarpous, ovary superior. |
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| 260. |
Assertion : Some fruits are furnished with hooks, spines, barbs or other devices for sticking to the body of animals unwillingly Reason : Such fruits are dispersed by animals unwillingly.A. If both the assertion and the reason are true and the reason is a correct explanation of the assertionB. If both the assertion and reason are true but the reason is not a correct explanation of the assertionC. If the assertion is true but the reason is falseD. If both the assertion and reason are false |
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Answer» Correct Answer - A Many fruits are provided with hooks, barbs, spines bristles, stiff hairs etc., on their surface by means of which they adhere to the body of woolly animals as well as to the clothing of mankind and are often carried by them to the clothing of manking and are often carried by them to distant places. The animals are forced to carry such fruits and seeds, e.g., forced zoochory. |
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| 261. |
Match the columns I, II and III and choose the correct combination from the options given A. a-2-K,b-1-K,c-3-LB. a-2-L,b-3-K,c-1-LC. a-2-K,b-3-L,c-1-LD. a-2-L,b-3-K,c-1-K |
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Answer» Correct Answer - D `{:("a.","Fabaceae",2.,"Legume","L. Non-endospermic"),("b.","Liliaceae",3.,"Capsule rarely berry","K. Endospermic"),("c.","Solanaceae",1.,"Berry or capsule","K. Endospermic capsule"):}` |
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| 262. |
In________aestivation, sepals or petals in a whorl just touch one another at the margins, without overlaping, as is found in_____A. valavate,CalotropisB. Valvate, HibiscusC. twisted, CalotropisD. twistedm Hibiscus |
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Answer» Correct Answer - A In valvate aestivation, margins of the adjacent petals touch each other without overlapping e.g., corolla of Brassica, Calotropis. |
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| 263. |
Match the columns I and II choose the correct combination from the options given A. a-3,b-1,c-2,d-4B. a-3,b-4,c-1,d-2C. a-2,b-1,c-4,d-3D. a-3,b-1,c-4,d-2 |
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Answer» Correct Answer - D `{:("a.","Sepals free",3.,"Polysepalous"),("b.","Petals united",1.,"Gamopetalous"),("c.","Petal free",4.,"Polypetalous"),("d.","Sepal united",2.,"Gamosepalous"):}` |
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| 264. |
The mode of arrangement of sepals or petals in a floral bud with respect to the other members of same whorl is known asA. AestivationB. PlacentationC. CohesionD. Adhesion |
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Answer» Correct Answer - A The mode of arrangement of sepal or petals in a floral bud with respect to the other members of same whorl is known as aestivation. |
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| 265. |
Coconut fruit dispersed by hydrochlory because itsA. mesocarop is harB. epicar is water proofC. mesocarp is fibrousD. both b and c |
| Answer» Correct Answer - D | |
| 266. |
Helicoid monochasial cyme can be traced IA. heliostropiumB. begnoniaC. roanunculusD. both a and b |
| Answer» Correct Answer - B | |
| 267. |
Assertion : Coconut tree is distributed in coastal areas over a large part of the world Reason : Coconut fruit can float and get dispersed over thousands of kilometers before losing viability.A. If both the assertion and the reason are true and the reason is a correct explanation of the assertionB. If both the assertion and reason are true but the reason is not a correct explanation of the assertionC. If the assertion is true but the reason is falseD. If both the assertion and reason are false |
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Answer» Correct Answer - B Coconut require the hot and wet climate hence it is grown in coastal areas. It is widely in coastal and deltic regions of tropical and subtropical countries Coconut fruits show hydrochory i.e., the dispersal takes place through water medium. Being the habitat of coastal area the fruit is so adapted that it can float and dispersed over thousand of kilometers before losing viability. |
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| 268. |
Consider the following statements : (a) In leguminous plants, leaf base becomes swollen, called pulvinus (b) The fleshy leaves of Onion and Garlic store food (c) The buds in Australian acacia become green and synthesise food (d) In Alstonia, leaves show alternate phyllotaxy. Of the above statementsA. II and IVB. I and IIIC. I and IID. I and IV |
| Answer» Correct Answer - C | |
| 269. |
Which of the following plants parts in garlic and onion are edible ? |
| Answer» The edible part of ginger is the modified stem rhizome which stores food material whereas in onion the edible part is fleshy leaves. In this case, the internode becomes shortened, leaves get condensed to form a tunic and store food material. | |
| 270. |
Which of the following represents the edible swollen portion of Allium cepa ?A. Aerial stemB. Underground stemC. InternodesD. Leaf bases |
| Answer» Correct Answer - D | |
| 271. |
Refer to the given figures showing structure of dicotyledonous seed and select the option that correctly identifies any of the labelled parts A. A-Seed coat,B-Cotyledon,C-PlumuleB. D-Micropyle,E-Hilu,,F-RdicleC. B-Hilum,E-Plumule,F-RadicleD. C-Cotyledon,D-Micropyle,E-Radicle |
| Answer» Correct Answer - C | |
| 272. |
Which of the following plants parts in garlic and onion are edible ?A. Underground stemB. Fleshy scale leavesC. TunicD. Adventitious roots |
| Answer» Correct Answer - B | |
| 273. |
The given figure shows some types fo inflorescences. Select the option that correctly identifies them. A. `{:(" (A)","(B)"," (C)"," (D)"),("Panicle","Spike","Corymb","Catkin"):}`B. `{:(" (A)","(B)"," (C)"," (D)"),("Spike","Panicle","Corymb","Catkin"):}`C. `{:(" (A)","(B)"," (C)"," (D)"),("Panicle","Catkin","Umbel","Spike"):}`D. `{:(" (A)","(B)"," (C)"," (D)"),("Panicle","Spike","Umbel","Corymb"):}` |
| Answer» Correct Answer - D | |
| 274. |
Parkinsonia is a good example ofA. phyllocladeB. parachute mechanismC. phyllodeD. winged fruits. |
| Answer» Correct Answer - C | |
| 275. |
Leaf like structure formed by the stem modificatin is called phylloclade which I is flat & succulent II can bear leaves, branches & flowers etc III an axillary bud present in the axil of a phyllode IV usually does not store water and food Choose the correct optionA. only IB. only IVC. II and IIID. I and II |
| Answer» Correct Answer - D | |
| 276. |
Assertion:The placentation in which the placenta forms a ridge along the ventral suture of ovary and ovules are borne on this ridge forming two rows is called parietal placentation. Reason:The marginal placentation has ovules developed on the inner wall of the ovary or on peripheral part.A. If both assertion and reason are true and reason is the correct explanation of assertion.B. If both assertion and reason are true but reason is not the correct explanation of assertion.C. If assertion is true but reason is false.D. If assertion and reason are false. |
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Answer» Correct Answer - D In marginal placentation, one or two alternate rows of ovules occur longitudinally along the ridge in the wall of the ovary in the area of fusion of its two margins or ventral suture, A true parietal placentation two or more longitudinal placentae develop along the wall of a syncarpous or compound pistil. |
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| 277. |
Assertion : Small leadlets are present on the phyllode of Parkinsonia aculeata Reason : phyllode does not bear leaves and flowers.A. If both the assertion and the reason are true and the reason is a correct explanation of the assertionB. If both the assertion and reason are true but the reason is not a correct explanation of the assertionC. If the assertion is true but the reason is falseD. If both the assertion and reason are false |
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Answer» Correct Answer - B Phyllodes do not bear leaves, branches, flowers, etc. In Parkinsonia aculeata, the rachis ends in a spine. Rachis branches are elongated, flattened and green to function as phyllodes. They bear small leaflets which fall off very easily. |
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| 278. |
In a multilocular overy, ovules are borne on the entire inner surface. Placentation isA. SuperificialB. MarginalC. ParietalD. Axile |
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Answer» Correct Answer - A In a multilocular ovary, ovules are borne on the entire inner suface. This placentation is called superficial. |
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| 279. |
Find the group of fruits develop from multilocular surperior ovaryA. hesperidum amphieareaB. drupe balasuaC. aschene caryospsisD. nut cremocarp |
| Answer» Correct Answer - A | |
| 280. |
When the ovules develop from all along the inner parition wall in multilocular ovary the placentation is calledA. axialB. supeficialC. parietalD. basal |
| Answer» Correct Answer - B | |
| 281. |
Prop roots of Banyan tree are meant forA. RespirationB. Absorption of water from soilC. Retention of water in soilD. Providing support to big tree |
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Answer» Correct Answer - D Prop or pillar or columnar roots : They are pillar-like roots which give extra mechanical support to heavy stem branches, e.g., Banyan tree |
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| 282. |
Vexillart aestivation is characteristic of th familyA. SolanaceaeB. BrassicaceaeC. FabaceaeD. Asteraceae |
| Answer» Correct Answer - C | |
| 283. |
Phyllode is present in :-A. Australian AcaciaB. OpuntiaC. AsparagusD. Euphorbia |
| Answer» Correct Answer - A | |
| 284. |
In Cacti, leaves are modified intoA. hooksB. phyllocladeC. spinesD. thorns |
| Answer» Correct Answer - C | |
| 285. |
Rootless angiosperms areA. Podostemum & PothosB. LudwigiaC. Wolffia and UtriculariaD. All are correct. |
| Answer» Correct Answer - C | |
| 286. |
The family comprising the largest number of geneara and species in monocots isA. OrchidaceaeB. LiliaceaeC. PoaceaeD. Musaceae |
| Answer» Correct Answer - A | |
| 287. |
Which is not a rhizomeA. ColocasiaB. LotusC. GingerD. Turmeric |
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Answer» Correct Answer - A Colocasia is an example of corm |
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| 288. |
Largest family of Angiosperms isA. GramineaeB. compositaeC. CruciferaeD. orchidaceae |
| Answer» Correct Answer - B | |
| 289. |
Diadelphous condition occurs inA. SolanaceaeB. FabaceaeC. AsteraceaeD. Liliaceae |
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Answer» Correct Answer - B Diadelphous condition occurs in Fabaceae. |
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| 290. |
inflorescence typical of family gramineae/poaceae isA. capitulumB. spikelet ctC. corymbose racemeD. umbel |
| Answer» Correct Answer - B | |
| 291. |
The unit of inflorescence in grasses/gramineae (poaceae) isA. ThyrsisB. SpikeC. SpikeletD. Raceme |
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Answer» Correct Answer - C Spikelet is a compact spike having a few flowers borne an axis called rachilla and surrounded by two bracts called ghumes. E.g., Wheat,Oat,Grass. Each flower or floret has at its base a bract called lemma and a bracteole complex called palea. |
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| 292. |
Roots obtain oxgyen from air soil for respiration , In the absence or deficiency of `O_(2)` , root growth is restricted or completely stopped. How do the plants growing in marsh lands or swamps obtain their `O_(2)` required for root respiration ? |
| Answer» The root of the plants (e.g. Rhizophora ) growth in marshy/swamp areas become negatively geotropic . They grow vertically upwards in air, above the soil level and respire so called respiratory roots or pneumatophores . | |
| 293. |
Four sepals arranged in two whorls is characteristic of family.A. SolanaceaeB. FabaceaeC. BrassicaceaeD. Liliaceae |
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Answer» Correct Answer - C Four sepals arranged in two whorls `(K_(2+2))` is characteristic of family Fabaceae. |
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| 294. |
The unit of inflorescence in grasses/gramineae (poaceae) isA. umbelB. cymoseC. spikeletD. raceme |
| Answer» Correct Answer - C | |
| 295. |
Individual members of perianth are calledA. SepalsB. PetalsC. TepalsD. Bracts |
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Answer» Correct Answer - C Individual components of perianth are called tepals. |
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| 296. |
Cotyledons and testa respectively are edible parts inA. French bean and coconutB. Cashew nut and litchiC. Groundnut and pomegranateD. Walnut and tamarind |
| Answer» Correct Answer - C | |
| 297. |
A single longitudinal placenta along the wall of ovary representsA. marginal placentationB. parietal placentationC. free central placentationD. superficial placenation |
| Answer» Correct Answer - A | |
| 298. |
In wheat Jowar/grasses the anthers are calledA. basifixedB. adnateC. versatileD. dorsifixed |
| Answer» Correct Answer - C | |
| 299. |
The scutellum observed in a grain of wheat or maize is comparable to which part of the seed in other monocotyledonsA. PlumuleB. CotyledonC. EndospermD. Aleurone layer |
| Answer» Correct Answer - B | |
| 300. |
The scutellum observed in a grain of wheat or maize is comparable to which part of the seed in other monocotyledonsA. PlumuleB. CotyledonsC. EndospermD. Aleurone layer |
| Answer» Correct Answer - B | |