horticulture MCQs – Page 15

Practise focused horticulture questions with marked answers for exam preparation and subject revision.

horticulture Mcqs
281. Carbohydrates are separated by___________________?
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A. Infra-red spectrophotometer

B. Paper chromatography

C. Gas liquid chromatography

D. Flame photometry

282. which one of the following is climacteric fruit_____________________?
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A. Banana

B. Pineapple

C. Grape

D. Lemon

283. Anti-oxidants is used to prevent food from___________________?
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A. non of these

B. Over npening

C. Juice flow

D. Discoloration

284. The science of rearing honey bee for honey is known as__________________?
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A. Honey culture

B. Sericulture

C. Apiculture

D. Silvi culture

285. Tomato is a _________________________?
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A. Long day plant

B. None of the above

C. Day-neutral plant

D. Short day plant

286. Production of silk is termed as ____________________?
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A. silvi culture

B. sericulture

C. Apiculture

D. None of the above

287. A paranchy matous outer growth in the minor wall of the ovary to which the ovules are attached is called ___________________?
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A. Ovule

B. Cambium

C. Ovary

D. Placenta
288. The pigment present in tomato is___________________?
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A. B-carotene

B. Xanthophyll

C. Chlorophyll

D. Lycopene
289. The fruit whose pericarp does not split open at maturity are called___________________?
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A. Dehiscent fruit

B. None of the above

C. Sehizo fruit

D. Indehiscent fruit
290. When seed leaves the fruit or flower is called__________?
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A. Dormancy

B. None of these

C. Quiescent.

D. Dissemination
291. which one of the following fruit is perishable________________________?
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A. Mango

B. Grapes

C. Banana

D. Cherry

292. R1 to R6 genes against late blight of potato was reported by_____________________________?
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A. Biffen (1905)

B. Flor (1956)

C. Painter (1951)

D. Van der plank (1963)

293. The activity of enzymes in fruits usually decline at temperature___________________?
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A. Above 10C

B. Above 30C

C. Above 20C

D. None of the above

294. Lemon plant is commercially propagated by____________________?
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A. Layering

B. Budding

C. Grafting

D. seed
295. Plant parts useful for extraction of opium from papaver saminiferaim are__________________?
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A. Ripened fruit

B. Unripe fruit

C. Young seedings

D. Old leaves

296. Ripening fruits soften due to___________________?
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A. Incorporation of pectate in middle lamella

B. Soubulization of pectate of middle lamelle

C. Jelly formation at acidic pH

D. Conversion of starch in sugar

297. The chromoplast develops mainly from__________________?
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A. Leucoplast

B. Amyloplast

C. Phagoplast

D. Chloroplast
298. Fruits ripen better at a relative humidity of at least________________________?
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A. 70%

B. 80%

C. 90%

D. 85%

299. The message of jasmine is_______________?
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A. Peace

B. Love

C. Friendship

D. All the above

300. ____________ may be defined as the art and science of cutting away of portion of plant to improve its shape, to influence its growth, flowering and fruitfulness and to improve the quality of the product:
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A. Littering

B. Cutting

C. Layering

D. Pruning