MCQOPTIONS
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MCQOPTIONS
This section includes 657 Mcqs, each offering curated multiple-choice questions to sharpen your Testing Subject knowledge and support exam preparation. Choose a topic below to get started.
| 1. |
From which part of coconut tree coir is obtained___________________? |
| A. | Endosperm |
| B. | Mesocarp |
| C. | Pericarp of fruit |
| D. | Inflorescence |
| Answer» D. Inflorescence | |
| 2. |
Formation of male and female gametes in the flower is called__________________? |
| A. | Zygote formation |
| B. | Gametogenesis |
| C. | Fertilization |
| D. | REproduction |
| Answer» C. Fertilization | |
| 3. |
Fleshy fruits developed from the ovary wall with out stony layer are known as____________________? |
| A. | Pome |
| B. | Berry |
| C. | Drupe |
| D. | None of the above |
| Answer» C. Drupe | |
| 4. |
First intergeneric hybrid between radish and cabbage was made by_______________________? |
| A. | Jones (1917) |
| B. | Muller (1927) |
| C. | Fray (1966) |
| D. | Karpehenko (1927) |
| Answer» E. | |
| 5. |
Excess of nitrogen_____________________? |
| A. | Delays ripening |
| B. | Delays tillering |
| C. | Delays germination |
| D. | Delays flowering |
| Answer» B. Delays tillering | |
| 6. |
Ethylene has horticulture uses such as___________________? |
| A. | Inducing fruit maturity |
| B. | Initiating flowers |
| C. | Changing the green color of fruits |
| D. | All the above |
| Answer» E. | |
| 7. |
Establishment of new crop naturally or artificially is _________________? |
| A. | Siliviculture |
| B. | Sericulture |
| C. | Nursery |
| D. | Regeneration |
| Answer» E. | |
| 8. |
Enzymes are__________________? |
| A. | Activator |
| B. | Catalyst |
| C. | Inhibitor |
| D. | none |
| Answer» C. Inhibitor | |
| 9. |
Edible seed like almonds, pea cons are known as____________________? |
| A. | Sub-tropical fruits |
| B. | Nuts |
| C. | Berries |
| D. | None of the above |
| Answer» C. Berries | |
| 10. |
Edible part of apple is __________________ ? |
| A. | fleshy aril |
| B. | fleshy thalamus |
| C. | Seed |
| D. | Epicarp |
| Answer» B. fleshy thalamus | |
| 11. |
Eating quality of the fruits is determined by_____________________? |
| A. | Flavor |
| B. | Texture |
| C. | Physiological age |
| D. | All the above |
| Answer» E. | |
| 12. |
Disease incidences in plants is favored by___________________? |
| A. | Cloudy weather |
| B. | High humidity |
| C. | Low temperature |
| D. | All the above |
| Answer» E. | |
| 13. |
Direct effect of pollen grains on the female tissues of the ovary is called__________________? |
| A. | Pollination |
| B. | Xenia |
| C. | Metaxenia |
| D. | None of the above |
| Answer» D. None of the above | |
| 14. |
Development of distorted swollen leaves which become inverted translucent and eventually necrotic is known as_________________? |
| A. | Bacterial contamination |
| B. | Mosaicism |
| C. | Vitrification |
| D. | Death of plant |
| Answer» D. Death of plant | |
| 15. |
Degreening of citrus fruit is achieved by the use of_____________________? |
| A. | Ethrel |
| B. | Ethepone |
| C. | Ethylene |
| D. | Cytokinine |
| Answer» B. Ethepone | |
| 16. |
Degradation of green colour of fruits is due to___________________? |
| A. | pH changes |
| B. | Oxidative system |
| C. | Chloroplry lases |
| D. | All the above |
| Answer» E. | |
| 17. |
Degeneration and death of aerial plant parts is called___________________? |
| A. | Senescence |
| B. | Partial Senescence |
| C. | Maturity |
| D. | Both a & b |
| Answer» C. Maturity | |
| 18. |
Decidous fruits can be planted in __________________? |
| A. | Spring |
| B. | Rainy season |
| C. | Both a & b |
| D. | None of the above |
| Answer» D. None of the above | |
| 19. |
Cultivation of grapes is called___________________? |
| A. | Orcharding |
| B. | Ciltriculture |
| C. | Viticulture |
| D. | Pomology |
| Answer» D. Pomology | |
| 20. |
Cucumber, Kidney bean, pea and tomato are the example of _______________________? |
| A. | Long day plants |
| B. | Long night plants |
| C. | Long day and Long night plants |
| D. | Day natural plants |
| Answer» E. | |
| 21. |
Crossed between mandarin and grape fruit make________________________? |
| A. | Citrange |
| B. | Tangelos |
| C. | Limequate |
| D. | None of the above |
| Answer» C. Limequate | |
| 22. |
Cotton fiber are made up of___________________? |
| A. | Cellulose |
| B. | Starch |
| C. | Fates |
| D. | Protein |
| Answer» B. Starch | |
| 23. |
Cosmos, chrysanthemum, poinsettia are the examples of _________________? |
| A. | Long day plants |
| B. | Short day plants |
| C. | Short night plants |
| D. | Long night plants |
| Answer» C. Short night plants | |
| 24. |
Common varieties of rose are developed by___________________? |
| A. | Grafting |
| B. | Layering |
| C. | Budding |
| D. | Cutting |
| Answer» E. | |
| 25. |
Commercial production of fruits is known as_____________________? |
| A. | Pomology |
| B. | Orchading |
| C. | Horticulture |
| D. | Olericulture |
| Answer» C. Horticulture | |
| 26. |
Commercial growth inhibitors include__________________? |
| A. | Daminozide |
| B. | Chlormequat |
| C. | Cycocel |
| D. | All the above |
| Answer» E. | |
| 27. |
Commercial grape cultivation is called__________________? |
| A. | Cirticulture |
| B. | Olericulture |
| C. | Viticulture |
| D. | Sericulture |
| Answer» D. Sericulture | |
| 28. |
Collar rot in chilies is caused by ___________________? |
| A. | Rhizocotina solani |
| B. | Phytopatinara infeston |
| C. | Phytophuthora spesies |
| D. | Phytophatara cupsa |
| Answer» E. | |
| 29. |
Coding moth is major pest of___________________? |
| A. | Apple |
| B. | Peach |
| C. | Pear |
| D. | Grapes |
| Answer» B. Peach | |
| 30. |
Coconut is propagated by____________________? |
| A. | Seed |
| B. | Sucker |
| C. | Stolen |
| D. | Rhizome |
| Answer» C. Stolen | |
| 31. |
Club-root is the disease of____________________? |
| A. | Turnip |
| B. | Okra |
| C. | Watermelon |
| D. | Cabbage |
| Answer» E. | |
| 32. |
Cleft grafting is most successful in_________________? |
| A. | Almond |
| B. | Apple |
| C. | Both a & b |
| D. | None of the above |
| Answer» C. Both a & b | |
| 33. |
Citrus tree can tolerate soil pH_________________? |
| A. | 5-6 |
| B. | 5.5-8.5 |
| C. | 5.5-7.5 |
| D. | None of the above |
| Answer» C. 5.5-7.5 | |
| 34. |
Citrus root stock species are propagated through_________________? |
| A. | Seeds |
| B. | Cutting |
| C. | Buds |
| D. | None of the above |
| Answer» B. Cutting | |
| 35. |
Citrus orchards are usually planted in___________________? |
| A. | Square system |
| B. | Quineunx system |
| C. | Rectangular system |
| D. | None of the above |
| Answer» B. Quineunx system | |
| 36. |
Citrus root stock seeding are ready for budding after_____________________? |
| A. | 6 months |
| B. | 9 months |
| C. | 01 months |
| D. | 02 months |
| Answer» D. 02 months | |
| 37. |
Citrus is divided into three genera, citrus, poncirus and fortunate by______________________? |
| A. | Hodgson |
| B. | Swingle |
| C. | Lincous |
| D. | None of the above |
| Answer» C. Lincous | |
| 38. |
Citrus canker is a disease caused by ___________________? |
| A. | Virus |
| B. | Nematode |
| C. | Fungi |
| D. | Bacteria |
| Answer» E. | |
| 39. |
Citrus has its origin in____________________? |
| A. | Indo- Chinese region |
| B. | Africa |
| C. | South America |
| D. | Middle east |
| Answer» B. Africa | |
| 40. |
Citrus belongs to the___________________? |
| A. | Announaceae |
| B. | Rutaceae |
| C. | Citrea |
| D. | All the above |
| Answer» C. Citrea | |
| 41. |
Chillies belongs to family___________________? |
| A. | Piperaceae |
| B. | Lauraceae |
| C. | Solanaceae |
| D. | Libitatae |
| Answer» D. Libitatae | |
| 42. |
Chilling injury in fruits occurs due to__________________? |
| A. | Accumulation of ethanol |
| B. | Accumulation of acetaldehyde |
| C. | Accumulation of toxic compounds |
| D. | All the above |
| Answer» E. | |
| 43. |
chemicals which induce leaf fall are called____________________? |
| A. | Defoliant |
| B. | Growth regulators |
| C. | Herbicides |
| D. | Fungicides |
| Answer» B. Growth regulators | |
| 44. |
Cataracts, a form of impaired vision in which the lens of eye become opaque in old age is caused due to the deficiency of________________? |
| A. | Ascorbic acid |
| B. | Tannins |
| C. | Folic acid |
| D. | None of the above |
| Answer» D. None of the above | |
| 45. |
Carrot, Radish, Turnip, Cabbage and beet are the____________________? |
| A. | Annuals |
| B. | Biennials |
| C. | Perenials |
| D. | Woody perianials |
| Answer» B. Biennials | |
| 46. |
Carbohydrates are separated by___________________? |
| A. | Gas liquid chromatography |
| B. | Infra-red spectrophotometer |
| C. | Flame photometry |
| D. | Paper chromatography |
| Answer» B. Infra-red spectrophotometer | |
| 47. |
Calyx and corolla together are called__________________? |
| A. | Petals |
| B. | Sepals |
| C. | Perianth |
| D. | Epidermus |
| Answer» D. Epidermus | |
| 48. |
Cabbage, cauliflower, broccoli, knol-knol are_____________________? |
| A. | Leafy vegetables |
| B. | Solanaceous vegetables |
| C. | Floral vegetable |
| D. | Cole crop |
| Answer» E. | |
| 49. |
Cabbage and cauliflower are also___________________? |
| A. | Leafy vegetables |
| B. | Bulb crop |
| C. | Cole crop |
| D. | Solanaceous |
| Answer» D. Solanaceous | |
| 50. |
Bunchy top disease of banana is___________________? |
| A. | Fungal disease |
| B. | Viral disease |
| C. | Bacterial disease |
| D. | Nematode disease |
| Answer» C. Bacterial disease | |