McqMate
These multiple-choice questions (MCQs) are designed to enhance your knowledge and understanding in the following areas: Bachelor of Agriculture (BSc agri) .
| 451. |
The only pest of date fruit at green hard stage is: |
| A. | Nightangale |
| B. | Parrot |
| C. | Sparrow |
| D. | All of above |
| Answer» B. Parrot | |
| 452. |
Study which deals with the microscopic structure of tissue is called: |
| A. | Anatomy |
| B. | Histology |
| C. | Taxonomy |
| D. | Ecology |
| Answer» B. Histology | |
| 453. |
Study of plant species in relation to its environmental history is called: |
| A. | Phylogeny |
| B. | Histology |
| C. | Ontogeny |
| D. | None of these |
| Answer» B. Histology | |
| 454. |
Elevation of temperate region from sea level ranges: |
| A. | 1000-2000 m |
| B. | 2500-3000 m |
| C. | 3500-4000 m |
| D. | b & c |
| Answer» D. b & c | |
| 455. |
Banana belongs to type of fruit, in which the edible portion is: |
| A. | Mesocarp |
| B. | Syconus |
| C. | Berry |
| D. | Drupe |
| Answer» C. Berry | |
| 456. |
Almond is a drupe fruit, in which the edible portion is: |
| A. | Pericarp |
| B. | Thalmus |
| C. | Seed |
| D. | Mesocarp |
| Answer» C. Seed | |
| 457. |
Frond length of cultivated date ranges: |
| A. | 3-5 m |
| B. | 3-4 m |
| C. | 2-3 m |
| D. | 1-2 m |
| Answer» B. 3-4 m | |
| 458. |
The most important characteristics of tropical region are: |
| A. | Snowfall |
| B. | Frost |
| C. | Winds |
| D. | High temperature |
| Answer» D. High temperature | |
| 459. |
Addition of __________ hastens the time of fruit bud differentiation in fruit plants: |
| A. | Nitrites |
| B. | Nitrides |
| C. | Nitrates |
| D. | All of these |
| Answer» C. Nitrates | |
| 460. |
More harmones are accumulated in plants due to accumulation of _______: |
| A. | Nitrate |
| B. | Starch |
| C. | Protein |
| D. | Vitamins |
| Answer» B. Starch | |
| 461. |
Reproductive phase of fruit plants is improved by the accumulation of _____: |
| A. | Nitrogen |
| B. | Starch |
| C. | Proteins |
| D. | Cellulose |
| Answer» B. Starch | |
| 462. |
Pruning in old fruit trees increases fruit bud formation by increasing ______: |
| A. | Carbohydrates |
| B. | New vegetative growth |
| C. | Hormonal contents |
| D. | Cell sap |
| Answer» B. New vegetative growth | |
| 463. |
At a temperature slightly above optimum, carbohydrates are ________: |
| A. | Produced |
| B. | Stored |
| C. | Utilized |
| D. | Increased |
| Answer» C. Utilized | |
| 464. |
Apical bud becomes ________ in mango at fruit bud differentiation : |
| A. | Flattened |
| B. | Rounded |
| C. | Dome shaped |
| D. | Elongated |
| Answer» C. Dome shaped | |
| 465. |
The phase of fruit bud formation continues until _________: |
| A. | Anthesis |
| B. | Petal formation |
| C. | Pollination |
| D. | Differentiation |
| Answer» A. Anthesis | |
| 466. |
The development of flower bud in tuberose is : |
| A. | Basipetal |
| B. | Exipetal |
| C. | Endopetal |
| D. | Acropetal |
| Answer» D. Acropetal | |
| 467. |
Rate of bud development is ___________ upto winter season : |
| A. | Slow |
| B. | Rapid |
| C. | Medium |
| D. | Constant |
| Answer» B. Rapid | |
| 468. |
Dormancy is a function of interaction of growth promoter like GA and growth inhibitor like _________: |
| A. | ABA |
| B. | Cycocell |
| C. | Alar |
| D. | Paclobutrazole |
| Answer» A. ABA | |
| 469. |
Dormancy of seed is a biological mechanisms that provides protection against ______: |
| A. | Seed spoilage |
| B. | Embryo abortion |
| C. | Pre mature germination |
| D. | Dehydration |
| Answer» C. Pre mature germination | |
| 470. |
The major metabolic process which takes place in the harvested produce is _______: |
| A. | Ripening |
| B. | Respiration |
| C. | Softening |
| D. | Senescence |
| Answer» B. Respiration | |
| 471. |
At fruit bud differentiation in mango, C/N ratio is _______: |
| A. | Low |
| B. | Medium |
| C. | High |
| D. | Very High |
| Answer» C. High | |
| 472. |
Annual bearing apples differentiate much greater proportion of their flowers on _______: |
| A. | Spurs |
| B. | Shoots |
| C. | Leaf axils |
| D. | Main stem |
| Answer» B. Shoots | |
| 473. |
Self fertility refers to the ability of a variety to produce fruits with viable ___: |
| A. | Pollens |
| B. | Seeds |
| C. | Ovules |
| D. | Ovaries |
| Answer» B. Seeds | |
| 474. |
Flowers having stigma below the highest anthers are called _______: |
| A. | Apistigmatic |
| B. | Hypostigmatic |
| C. | Peristigmatic |
| D. | Exostimgatic |
| Answer» A. Apistigmatic | |
| 475. |
Failure of a viable pollen to grow down the style of the flower of the same variety is called ___________: |
| A. | Self sterility |
| B. | Self incompatibility |
| C. | Self unfruitfulness |
| D. | Sterility |
| Answer» B. Self incompatibility | |
| 476. |
Piping is carried out in |
| A. | Chrysanthemum |
| B. | Rose |
| C. | Gladiolus |
| D. | Carnation |
| Answer» D. Carnation | |
| 477. |
Chlorophyll formation takes place within a light wavelength of _________: |
| A. | 150-200 |
| B. | 200-300 |
| C. | 300-675 |
| D. | 700-900 |
| Answer» C. 300-675 | |
| 478. |
Root formation is promoted in softwood cuttings under light intensity of __________ foot candles: |
| A. | 100-150 |
| B. | 150-200 |
| C. | 200-250 |
| D. | 250-350 |
| Answer» B. 150-200 | |
| 479. |
Fruiting body of roses is called: |
| A. | Button |
| B. | Hips |
| C. | Slip |
| D. | None of above |
| Answer» B. Hips | |
| 480. |
Apple and pear form their flowers buds in ___________: |
| A. | May-June |
| B. | July-August |
| C. | September-October |
| D. | November-December |
| Answer» B. July-August | |
| 481. |
Volatile oil are those oil which can evaporate at : |
| A. | 25°C |
| B. | 40°C |
| C. | 50°C |
| D. | 65°C |
| Answer» A. 25°C | |
| 482. |
The renewal of NO3 involves release of ___________ from organic fraction of the soil and its rapid nitrification: |
| A. | NO2 |
| B. | NH4 |
| C. | N |
| D. | NO |
| Answer» B. NH4 | |
| 483. |
Most of Nitrogen is used in the decomposition of __________ and thus plant shows deficiency symptoms : |
| A. | Amino acids |
| B. | Cellulose |
| C. | Carbon compounds |
| D. | Organic matter |
| Answer» B. Cellulose | |
| 484. |
Toxicity of Mg can be modified by adding ________: |
| A. | N |
| B. | PO4 |
| C. | Ca |
| D. | K2O |
| Answer» C. Ca | |
| 485. |
Injurious effects of sulphates can be replaced with the addition of ________: |
| A. | Nitrates |
| B. | Phosphates |
| C. | Ammonia |
| D. | Ca & Mg |
| Answer» A. Nitrates | |
| 486. |
Internal browning in apples takes place due to _______: |
| A. | Fungus |
| B. | High temperature |
| C. | Hail storm |
| D. | Bacteria |
| Answer» B. High temperature | |
| 487. |
Onion seeds can germinate at a temperature of : |
| A. | 0-1°C |
| B. | 1-5°C |
| C. | 5-11°C |
| D. | 15-20°C |
| Answer» B. 1-5°C | |
| 488. |
Dead heading is the removal of |
| A. | Dead branches |
| B. | Dead roots |
| C. | Faded flowers |
| D. | Shriveled leaves |
| Answer» C. Faded flowers | |
| 489. |
Hygrometer is used to measure |
| A. | Pressure |
| B. | Humidity |
| C. | Wind speed |
| D. | Solar radiation |
| Answer» B. Humidity | |
| 490. |
Pinching out is the removal of |
| A. | Growing point of root |
| B. | Opening flower buds |
| C. | Growing point of buds |
| D. | Removal of seeds |
| Answer» C. Growing point of buds | |
| 491. |
A thread-like stem or leaf which clings to any support, is known as |
| A. | Climber |
| B. | Tendril |
| C. | Sucker |
| D. | Creeper |
| Answer» B. Tendril | |
| 492. |
A plant which is able to live under very dry conditions is called |
| A. | Xerophyte |
| B. | Hallophyte |
| C. | Mesophyte |
| D. | None of above |
| Answer» A. Xerophyte | |
| 493. |
Removal of young flower buds to allow maximum development of the remainder is termed as: |
| A. | Die back |
| B. | Disbudding |
| C. | Dead heading |
| D. | None of these |
| Answer» B. Disbudding | |
| 494. |
Small, hair like outgrowth at the base of leaf stalk is termed as: |
| A. | Bud |
| B. | Bract |
| C. | Stipule |
| D. | Ligule |
| Answer» C. Stipule | |
| 495. |
Pruning in narrow leave evergreens should be done during: |
| A. | Early fall |
| B. | Winter |
| C. | Summer |
| D. | Early spring |
| Answer» D. Early spring | |
| 496. |
Which of the following plants require severe pruning? |
| A. | Lagerstromea purporea |
| B. | Nerium odorum |
| C. | Jasminum sambac |
| D. | Thuja orientalis |
| Answer» A. Lagerstromea purporea | |
| 497. |
Which of the following climbers is important for its hardiness and flowers throughout year? |
| A. | Vitis vinifera |
| B. | Bongainvillea glabra |
| C. | Tecoma grandiflora |
| D. | Quisqalis indica |
| Answer» B. Bongainvillea glabra | |
| 498. |
Which of the following shrubs bears yellow flowers? |
| A. | Jasminum sambac |
| B. | Tabernamontana divertica |
| C. | Thevetia nerifolia |
| D. | Hibiscus Rosa sinensis |
| Answer» C. Thevetia nerifolia | |
| 499. |
Which of the following grounds cover is highly salt tolerant? |
| A. | Vinca rosea |
| B. | Bermuda grass |
| C. | Musembreanthemum |
| D. | Alternanthra |
| Answer» B. Bermuda grass | |
| 500. |
Which of the following shrubs is used as fruit beauty? |
| A. | Cassia glauca |
| B. | Nerium odorum |
| C. | Citrus mitis |
| D. | Hibiscus rosa sinensis |
| Answer» C. Citrus mitis | |
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