Description : Many _________ in super optimal concentrations also act as growth inhibitors : a. Auxins b. Gibberellins c. Cytokinins d. All of above
Last Answer : Auxins
Description : High nitrate supply helps to ______________ maximum carbohydrates: a. Utilize b. Store c. Synthesize d. Increase
Last Answer : Utilize
Description : New growth of plants need _________ water for proper development: a. Low b. Medium c. High d. Very High
Last Answer : High
Description : In temperate climates, pruning should not be done near the end of the summer because: a. New growth will not harden before winter b. It may increase foliage disease c. Plants will not recover in time to produce new growth before winter d. Sever “bleeding” from the cuts will kill the plant
Last Answer : New growth will not harden before winter
Description : Dormancy is a function of interaction of growth promoter like GA and growth inhibitor like _________: a. ABA b. Cycocell c. Alar d. Paclobutrazole
Last Answer : ABA
Description : Low temperature regime in summer which stops growth of mango is : a. 35°F b. 30°F c. 20°F d. 18°F
Last Answer : 18°F
Description : Auxin antagonists compounds interact with auxins as: a. Counteract b. Increase c. Decrease d. None of the above
Last Answer : Counteract
Description : Excessive soil moisture, late in the season cause. a. Decrease in TSS decrease in dry matter b. Increase in TSS decrease in dry matter c. Decrease in TSS increase in dry matter d. None of above
Last Answer : Decrease in TSS increase in dry matte
Description : The amount of growth regulators present in naturally parthenocarpic fruits is: a. High b. Low c. Intermediate d. None of above
Description : Competitive inhibitors (A) Decrease the Km (B) Decrease the Vmax (C) Increase the Km (D) Increase the Vmax
Last Answer : Answer : C
Description : Date growth does not cease if temperature does not fall below: a. 0°C. b. 10°C c. 18°C d. 20°C
Last Answer : 18°C
Description : Chlorophyll formation takes place within a light wavelength of _________: a. 150-200 b. 200-300 c. 300-675 d. 700-900
Last Answer : 300-675
Description : The phase of fruit bud formation continues until _________: a. Anthesis b. Petal formation c. Pollination d. Differentiation
Last Answer : Anthesis
Description : Tomato is a _________ crop. a. Self pollinated b. Insect pollinated c. Oftenly cross pollinated d. Wind pollinated
Last Answer : Self pollinated
Description : Berry splitting in citrus and strawberry is due to a. High temperature b. Low moisture c. High sunlight d. High air pressure
Last Answer : High temperature
Description : Viscosity of the cytoplasm increases when temperature is ___________: a. Low b. Medium c. High d. Very High
Description : Bolting in biennial crops is due to a. Low temperature exposure b. High temperature exposure c. Both of these d. None of these
Last Answer : Low temperature exposure
Description : Potato dormancy can be broken through a. Chemical treatment b. Low temperature c. Both of these d. None of these
Last Answer : Both of these
Description : Exposure of seed to low temperature before germination is termed as : a. Scarification b. Stratification c. Vernalization d. All of above
Last Answer : Stratification
Description : Germination of undeveloped seeds is favored by: a. Warm temperature (>20°C) b. Gibberallic acid c. Low temperature (
Last Answer : a & b
Description : The following apply to use of spironolactone in CHF except: A. It is indicated only in NYHA class III/IV cases as additional drug to conventional therapy B. It affords prognostic benefit in ... by ACE inhibitors C. It helps overcome refractoriness to diuretics D. It affords rapid symptomatic relief
Last Answer : D. It affords rapid symptomatic relief
Description : Failure of a bulb to produce a marketable flower following floral initiation is: a. Disbudding b. Flower blasting c. Damping off d. Dieback
Last Answer : Flower blasting
Description : A technique to produce well branched, compact plants with many flowers is: a. Stunting b. Compacting c. Pinching d. Potting
Last Answer : Pinching
Description : Self fertility refers to the ability of a variety to produce fruits with viable ___: a. Pollens b. Seeds c. Ovules d. Ovaries
Last Answer : Seeds
Description : The major metabolic process which takes place in the harvested produce is _______: a. Ripening b. Respiration c. Softening d. Senescence
Last Answer : Respiration
Description : Cross pollinated in apple generally produce a. Bad results than self pollinated b. Better results than self pollinated c. Same results as self pollinated d. Non of these
Last Answer : Better results than self pollinated
Description : Which type of flowers can not produce seeds and / or fruit? Pistillate Perfect Hermaphrodite Staminat
Last Answer : Staminat
Description : Tetraploid watermelon must be pollinated by ____ plants to produce a seedless watermelon a. Triploid b. Aneuploid c. Diploid d. Tetraploid
Last Answer : Diploid
Description : Callus is a term usually referring to: a. The tissue on the collar of a limb b. The first tissue develops on a cut surface just before the root formation iniates. c. Deformed growth on plant limbs d. A disease of plant leaves and limbs
Last Answer : The first tissue develops on a cut surface just before the root formation iniates
Description : In plants, __________ is the process of converting stored energy into energy for plant growth. a. Transpiration b. Photosynthesis c. Respiration d. Pollination
Description : Pruning in old fruit trees increases fruit bud formation by increasing ______: a. Carbohydrates b. New vegetative growth c. Hormonal contents d. Cell sap
Last Answer : New vegetative growth
Description : Abscisic acid (ABA) is natural plant hormone, which: a. Promote the growth b. Initiate the ripening c. Induce the fruit maturity d. retards the growth
Last Answer : retards the growth
Description : Growth retardants are the substances which slow down : a. Cell division b. Cell elongation c. a & b d. None of the above
Description : Direction of plant growth is controlled by: a. Auxins b. Gibberellins c. Kinins d. All of above
Description : Most commonly used growth retardants are a. Phosphon b. MH c. Caumarin d. None of above
Last Answer : Phosphon
Description : Nitrogen in vegetables is needed for a. Vegetative growth b. Ripening /maturity c. Reproductive growth d. None of these
Last Answer : Vegetative growth
Description : To preserve the germination ability of most seeds, store them in a: a. Warm, dry environment b. Cool, dry environment c. Cool environment after scarification d. Warm, moist environment after stratificatio
Last Answer : Cool, dry environment
Description : Of the following categories of medications, which is used in combination with bismuth salts to eradicate Helicobacter pylori? a) Antibiotics Antibiotics and bismuth salts are given to eradicate ... antagonists Histamine-2 receptor antagonists are given to decrease the acid secretion in the stomach.
Last Answer : a) Antibiotics Antibiotics and bismuth salts are given to eradicate H. pylori.
Description : Which of the following MAO inhibitors is most likely to produce cheese reaction: A. Tranylcypromine B. Moclobemide C. Selegiline D. Clorgyline
Last Answer : A. Tranylcypromine
Description : The selective COX-2 inhibitors have the following advantage(s) over the nonselective NSAIDs: A. They are less likely to cause gastric ulcers and their complications B. They are likely to be more ... in rheumatoid arthritis C. They are not likely to produce renal complications D. All of the above
Last Answer : A. They are less likely to cause gastric ulcers and their complications
Description : A 16-year-old boy suffers a mid-gut volvulus with massive loss of small intestine. Which of the following statement(s) is/are true concerning his nutritional requirements and management? a. If ... above may decrease the cost of care d. TPN needs will increase after discontinuation of growth hormone
Last Answer : Answer: a, b, c Prior to the availability of TPN, most patients developing short bowel syndrome from either surgery or catastrophic event died. In selected patients, however, with ... the growth hormone did not increase TPN needs in patients once they had undergone successful gut rehabilitation
Description : Why hardening is practiced in vegetables: a. To increase the yield b. To increase fruit colour c. To increase the resistance of the plant d. All of the above
Last Answer : To increase the resistance of the plant
Description : Example of growth inhibitors
Last Answer : Ans. Abscisic acid and Ethylene
Description : Scarification of seeds is done for removing (a) Dormancy (b) Germination inhibitors (c) Growth (d) Embryo
Last Answer : Ans:(a)
Description : Which plant hormones are known as growth inhibitors?
Last Answer : Abscisic acid and Ethylene
Description : The following is true of proton pump inhibitors except: A. They are the most effective drugs for Zolinger Ellison syndrome B. Their prolonged use can cause atrophy of gastric mucosa C. They inhibit growth of H. pylori in stomach D. They have no effect on gastric motilit
Last Answer : B. Their prolonged use can cause atrophy of gastric mucosa
Description : Low-growing landscape plants should: a. Be placed in front of intermediate growing plants b. Be placed behind intermediate growing plants c. Not be used in the landscape d. Be planted under large trees
Last Answer : Be placed in front of intermediate growing plants
Description : Plants usually do not grow well in poorly drained soils because: a. Oxygen content is low in poorly drained soils b. The organic matter content of poorly drained soils is too high c. Poorly drained soils warm too quickly in spring d. Plant roots become engorged with water in poorly drained soils
Last Answer : Oxygen content is low in poorly drained soils
Description : Which of the following perennials is low and spreading type? a. Vinca b. Gaillardia c. Cimicifuga d. Coreopsis
Last Answer : Vinca
Description : Which of the following statements is true. a. Perennials are used for one season. b. Perennials are good plants for the garden with low maintenance cost. c. Perennials are not easy to grow and establish in beds. d. Perennials are only for foliage beauty
Last Answer : Perennials are good plants for the garden with low maintenance cost.