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.
| 501. |
Root which grow from branches of Banyan tree areA. Breathing rootsB. Climbing rootsC. Hanging rootsD. Prop roots |
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Answer» Correct Answer - D Prop roots of Banyan tree helped it shaped in an area of 200 acre in Indian Botanic Garden, Sibpur, Harwrach. This single Banyan tree and 1600 prop roots. |
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| 502. |
Which of the following is not a storage root?A. Tap root of carrotB. Tap root of turnipC. Adventitious root of sweet potatoD. Roots of banyan tree |
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Answer» Correct Answer - D Prop roots are present in banyan tree. |
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| 503. |
Which of the following is not the main function of a root?A. RespirationB. AnchorageC. Synthesis of plant growth regulatorsD. Absorption of water and minerals. |
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Answer» Correct Answer - A Storage occurs in modified roots. |
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| 504. |
Assertion : Root hairs are present on whole root surface Reason : Root hairs absorb waterA. 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 the assertion is false but reason is true |
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Answer» Correct Answer - D Root hair zone is `1-6 cm` in length. The root hairs increase the exposed surface of the root for absorption of water and minerals. |
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| 505. |
Assertion : In synconous type of fruit, the achenses formed are fewer than the total number of flowers in the inflorescence from which it is formed. Reason : Upper and middle flowers cannot develop into fruits.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 Syconous fruits develops from hypanthodium inflorescence in which 3 types of flowers are found i.e., male, female and sterile gall flowers. Male flowers and gall flowers cannot develop into fruits. So in syconous type of fruit, the achences formed are fewer than the total number of flowers in the inflorescence. |
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| 506. |
What all changes occur when shoot apical meristem converts into floral meristem? |
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Answer» Correct Answer - 1 When shoot apical meristem converts into floral meristem then the axis and internodes condense and do not elogate, nodes bear flower instead of leaves. |
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| 507. |
The perianth is the term used whenA. Androecium and gynoecium are similarB. Androecium and calyx are similarC. Corolla and gynoecium are similarD. Calyx and corolla are similar |
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Answer» Correct Answer - D Perianth is the collective name of the nonessential floral organs if there is no distinction between sepals and petals. |
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| 508. |
which of the following floral formulae corresponds to Family Liliaceae ?A. B. C. D. |
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Answer» Correct Answer - D Flowers of Liliaceae family are bracteate or ebracteate, actinomorphic, biasexual, trimerous, hypogynous and pentacylic, Calyx and corolla are undifferentiated and called perianth. Perianth 6, in two alternate whorls `(3+3)`. Androecium `6`, polyandrous, arranged in two whorls antitepalous, often epotepalous. Gynoecium is tricarpellary, syncarpous, superior, ovary trilocular with axile placentation. |
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| 509. |
The correct floral formula of Liliaceae isA. B. C. D. |
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Answer» Correct Answer - B Floral formula of Allium cepa (onion) |
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| 510. |
Nodulated roots bearing family isA. MimosoideaeB. CaesalpinoidaeC. PapilionataeD. Solanaceae |
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Answer» Correct Answer - C Plants belonging because it is not formed from radicle. Leguminosae (e.g., pea, gram etc) bear nodule-like swellings, called root nodules. These nodules contain nitrogen fixing bacteria which fix atmospheric free nitrogen into ammonia. |
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| 511. |
The floral characters of liliaceae areA. Sex tepals, zygomorphic, six stamens, bilocular ovary, axile placentationB. Tetramerous, actinomorphic, polyphyllous,unilocular ovary, axile placentationC. Bisexual, actinomorphic, polyandrous, superior ovary, axile placentationD. Bisexual, zygomorphic, gamephyllous, inferior ovary, marginal placentation |
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Answer» Correct Answer - C The floral characters of liliaceae are bisexual, actinomorphic, polyandrous, superior ovary, axile placentation. |
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| 512. |
Thorns with leaves and flowers are found inA. BouganvilleaB. CarisaaC. DurantaD. Artabotrys |
| Answer» Correct Answer - C | |
| 513. |
An example of a double samara fruit isA. ocimum and salviaB. hiptaeC. discoreaD. holoptelia |
| Answer» Correct Answer - B | |
| 514. |
Dutura belongs toA. CompositaeB. LabiataeC. MalvaceaeD. Solanaceae |
| Answer» Correct Answer - D | |
| 515. |
The fruit of regma breaks up into single seeded dehisecnt parts called coccl these cocci remain attached ontoA. winged appendagesB. appapusC. stylopodiumD. carpophore |
| Answer» Correct Answer - D | |
| 516. |
Which one of the following is type of nut ?A. tagetusB. cashewnutC. groundnutD. arecanut |
| Answer» Correct Answer - B | |
| 517. |
A true fruit develops fromA. ripened ovaryB. ovary and thalamusC. perinanth and ovaryD. all floral parts along with ovary |
| Answer» Correct Answer - A | |
| 518. |
Which of the following is false fruit ?A. cashewnutB. bananaC. appleD. tomato |
| Answer» Correct Answer - C | |
| 519. |
Epiptalous and syngenesious stamens occur inA. SolanaceaeB. BrassicaceaeC. FabaceaeD. Asteraceae |
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Answer» Correct Answer - D Epipetalous (Epephyllous) : Stamens adnate with tepals. Syngenesious (synantherous) : Anthers fused, filaments free in a flower. |
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| 520. |
Which one the following is a true nutA. WalnutB. GroundnutC. CashewnutD. Coconut |
| Answer» Correct Answer - C | |
| 521. |
The ground nut seeds areA. GeocarpicB. PhotocarpicC. AmphicarpicD. Hydrocarpic |
| Answer» Correct Answer - A | |
| 522. |
Husky exocarop of walnut (jugland =s regia ) develops from theA. bracts and perianthB. perianth and thalamusC. bract and thanamusD. bract prianth and thalamus |
| Answer» Correct Answer - D | |
| 523. |
The plwnule is covered by protective sheath called:A. ColeorhizaB. ScutellumC. ColeoptileD. Tegmen |
| Answer» Correct Answer - C | |
| 524. |
Match the column A. (a) `to` (v) , (b) `to ` (iii) , ( c) `to` (i) , (d) `to ` (iv) , ( e) `to` (ii)B. (a) `to` (ii) , (b) `to ` (iii) , ( c) `to` (i) , (d) `to ` (v) , ( e) `to` (iv)C. (a) `to` (ii) , (b) `to ` (iv) , ( c) `to` (v) , (d) `to ` (iii) , ( e) `to` (i)D. (a) `to` (ii) , (b) `to ` (iii) , ( c) `to` (iv) , (d) `to ` (v) , ( e) `to` (i) |
| Answer» Correct Answer - C | |
| 525. |
If leaf, there is usually a middle prominent vein, which is known as theA. RachisB. PulvinusC. MidribD. Stipule |
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Answer» Correct Answer - C In leaf, there is usually a middle prominent vein, which is known as the midrib. |
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| 526. |
Fruit of custard apple isA. Etaerio of berriesB. Etaerio of folliclesC. Etaerious of achenesD. Ethaerio of drups |
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Answer» Correct Answer - A Aggregate of small berries, e.g., Custard apple. Apical parts of berries fuse with each other to ferm a comon rind. |
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| 527. |
Vivipary is observed inA. banyanB. bryophyllumC. ipomoeaD. rhizophora - pneumalthores |
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Answer» Correct Answer - D Germination seeds inside the fruit which is still attached to the aprents tree is called vivipary it is special type of seed germination occuring in plnats growing in sea cost and slat lakes e.g rhizophara and cerieops |
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| 528. |
The fruits of annona squamosa (custard apple) develop fromA. multicarpellary yscarpuos superios gynociumB. maonocarpellary syncarous supero gynoeciumC. multicarpellary appocrpoiysD. multicarpellary syncarpouu sinferio gnoecium |
| Answer» Correct Answer - C | |
| 529. |
Lomentum isA. Achenial fruitB. Schizocarpic fruitC. Composite fruitD. Syconus fruit |
| Answer» Correct Answer - B | |
| 530. |
Vivipary isA. speed germination with subterranean cotyledonsB. seed germination with epiterranean cotyledonsC. fruit development without pollinationD. seed germination inside the fruit while attached to the plant |
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Answer» Correct Answer - D Germrnation of seeds inside the fruit which is still attached to the parent tree is called vivipary. It is a special type of seed germination occurring in plants growing in sea coasts and salt lakes, (e.g. man-groves). These seeds lack any dormant period. |
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| 531. |
What are root hairs? |
| Answer» Some epidemal cells from the region of maturation form very fine and delicate thread-like structures called the root hairs. The root hair increases the surface area for absorption of water and minerals. | |
| 532. |
Botanical name of Cauliflower isA. Brassica olercea var.capitatB. Brassica campestricC. Brassica oleracea var. botrytisD. Brassica oleracea var.gemmifera |
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Answer» Correct Answer - C Brassica oleracea var. botrytis (cauliflower = phulgobhi), B. oleracea var. capitata (cabbage = bandgobhi), B. oleracea var. caulorapa (knol khol = ganth gobh1), B. campestris var. sarson (yellow mustard), B. rapa (turnip). |
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| 533. |
Androecium occurs in Papilionatae family isA. MonoadelphousB. DiadelphousC. PolyadelphousD. None of these |
| Answer» Correct Answer - D | |
| 534. |
Lomentum is a kind ofA. InflorescenceB. PlantC. FruitD. Insect |
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Answer» Correct Answer - C Lomentum is a type of fruit. It is a dry many seeded fruit which develops from a monocarpellary, superior, unilocular ovary with marginal placentation. |
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| 535. |
Selection the incorrect match from the followingA. Mimosaceae - kikerB. Malvaceae - hollyhockC. Fabaceae - alfalfaD. Caesalpiniaceae - catechu |
| Answer» Correct Answer - D | |
| 536. |
What is stem? |
| Answer» The ascending part of the palnt axis which bears branches leaves, flowers and fruits is called the stem. | |
| 537. |
One of the following is a false fruitA. TomatoB. StawberryC. MangoD. Brinjal |
| Answer» Correct Answer - B | |
| 538. |
Fruit of Calotropis isA. NutB. FollicleC. BerryD. Siliqua |
| Answer» Correct Answer - B | |
| 539. |
Fusiform roots are found inA. Solanum tuberosumB. CalocasiaC. Daucus carotaD. Raphanus sativus |
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Answer» Correct Answer - D The storage root is like a spindle, narrow towards both base and apex. It occurs in Raphanus sativus. The basal part of it is made of tap root |
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| 540. |
Which one of the following does not have a polycarpellary ovary ?A. GuavaB. CoconutC. AppleD. Fig |
| Answer» Correct Answer - D | |
| 541. |
An example of false fruit isA. AppleB. BananaC. GrapesD. Mango |
| Answer» Correct Answer - A | |
| 542. |
Which is correct for Anacardium occidentale ?A. Upper part is edibleB. Upper part is false fruitC. Seed is edible part of fruitD. Upper part is true fruit |
| Answer» Correct Answer - C | |
| 543. |
What are stolons? Give example. |
| Answer» Stolon is a lateral branch which arises from the base of main axis and after growing aerially for some time arch downwardsto touch the ground. | |
| 544. |
What is a leaf? |
| Answer» A leaf is a lateral, green and generally flatened structure borne on the stem. | |
| 545. |
Edible part of fleshy fruit isA. Parenchymatous pERICARPB. Soft seedsC. Collenchymatous MESOCARPD. Sclerenchymatous endocarp |
| Answer» Correct Answer - A | |
| 546. |
Edible part of fleshy fruit isA. Parenchymatous pulpB. Soft seedsC. Collenchymatous rindD. Sclerenchymatous endocarp |
| Answer» Correct Answer - A | |
| 547. |
A fleshy-fruit with leathery exocarp is calledA. DrupeB. BerryC. PomeD. Hesperidium |
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Answer» Correct Answer - D Hesperidium is many chambered and many seeded fleshy fruit developed from multicarpellary, syncarpous and superior ovary. The epicarp is leathery and glandular, mesocarp is thin and smooth e.g., Lemons and oranges. |
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| 548. |
Which of the following is a true fruit ?A. WalnutB. Areca nutC. Cashew nutD. Ground nut |
| Answer» Correct Answer - C | |
| 549. |
Composite fruit develops fromA. single ovaryB. inflorescenceC. apocarpous ovaryD. pericarp |
| Answer» Correct Answer - B | |
| 550. |
Eye of potato isA. Apical budB. Axillary budC. AccessoryD. Adventitious bud |
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Answer» Correct Answer - B Axillary buds developing at nodes/notch/eyes |
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