Description : The place which experiences minimum and maximum temperature of - 28.3°C and 15°C respectively is: [Railways 1995] (a) Srinagar (b) Shimla (c) Kullu (d) Leh shop.ssbcrack.com
Last Answer : Ans: (d)
Description : The average temperature of sewage in India, is A. 10°C B. 15°C C. 20°C D. 25°C
Last Answer : ANS: 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 : Standard air is the: a. Mass of 1 cubic meter of dry air at 20°C and atmospheric pressure b. Mass of a cubic meter of air at atmospheric conditions c. Volume of air at ambient temperature and atmospheric pressure ... pressure at sea level or 101.325 kPa e. Volume of 1 kg of air at 15°C and 100 kPa
Last Answer : Answer: D
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 : Lower temperature than normal convert male flowers into perfect flowers in ________: a. Date palm b. Mango c. Papaya d. Citrus
Last Answer : Papaya
Description : Chromose number of citrus is: a. 8 b. 9 c. 10 d. 11
Last Answer : 9
Description : Citrus can tolerate a salinity level a. pH 9.0 b. pH 8.5 c. pH 7.5 d. pH 4.5
Last Answer : pH 8.5
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 : Onion seeds can germinate at a temperature of : a. 0-1°C b. 1-5°C c. 5-11°C d. 15-20°C
Last Answer : 1-5°C
Description : Which of the following shrubs is used as fruit beauty? a. Cassia glauca b. Nerium odorum c. Citrus mitis d. Hibiscus rosa sinensis
Last Answer : Citrus miti
Description : Yellow wasp is a major pest of: a. Grape fruit b. Peach fruit c. Citrus fruit d. Mango fruit
Last Answer : Grape fruit
Description : Soft nose is a disorder of: a. Date fruit b. Citrus fruit c. Mango fruit d. Apple fruit
Last Answer : Mango fruit
Description : Postharvest fumigation of citrus used to be done with: a. Thiobendazole (TBZ) b. Ethylene Dibromide (EDB) c. Above both d. None of above
Last Answer : Ethylene Dibromide (EDB)
Description : Which of the following plants are used for the extraction of scent? a. Rose b. Murva c. Citrus d. All of above
Last Answer : Citrus
Description : Following species of citrus can be propagated through layering. a. Sweet orange b. Sweet lime c. Kaghzi lime d. None of above
Last Answer : Kaghzi lime
Description : Following species of citrus can be propagated through cutting. a. Sweet orange b. Sweet lime c. Kaghzi lime d. Non of above
Last Answer : Sweet lime
Description : Hodgson divided genus citrus into: a. 16 species b. 26 species c. 36 species d. More than 36 species
Last Answer : 36 species
Description : Rate of ethylene production in citrus is comparatively_______ than in mango. a. Higher b. Lower c. Equal d. Unknown
Last Answer : Lower
Description : Citrus reticulat Blanco is the botanical name for a. Sour lime b. Mandarin c. Both of a and b d. None of these
Last Answer : Mandarin
Description : In citrus, 2n chromosome number is a. 18 b. 22 c. 33 d. 20
Last Answer : 18
Description : In citrus 80-90% of the active roots are present in the soil to a depth of: a. 25 cm b. 50 cm c. 75 cm d. 100 cm
Last Answer : 25 cm
Description : King of temperate fruit is: a. Mango b. Citrus c. Banana d. Appl
Last Answer : Appl
Description : The non-climacteric fruit is a. Banana b. Mango c. Apple d. Citrus
Description : The commercial yield of citrus orchards in tropical and subtropical are commonly: a. Equal b. 50% less in tropical than subtropical regions c. 50% more in tropical than subtropical regions d. All wrong
Last Answer : 50% less in tropical than subtropical regions
Description : Button in citrus fruit is: a. Calyx at base b. Calyx at apex c. a & b d. All of above
Last Answer : Calyx at base
Description : The coldest region for citrus growing is a. U.S.A. b. New Zealand c. Australia d. Pakistan
Last Answer : New Zealand
Description : Recommended matrix height in citrus is a. 4 inches b. 6 inches c. 9 inches d. 12 inches
Last Answer : 9 inches
Description : Alternate bearing is a problem of following fruit crops a. Mango b. Apple c. Citrus d. All of above
Last Answer : All of above
Description : Excess of N in citrus plant may cause a. Leaf drop b. Lodging c. Flower drop d. Fruit drop
Last Answer : Flower drop
Description : Common rootstock for citrus in Punjab a. Rough lemon b. Sour orange c. Sweet orange d. Sweet lime
Last Answer : Rough lemon
Description : Citrus fruit is botanically: a. Hesperidium berry b. Pome fruit c. Climacteric fruit d. None
Last Answer : Thalamus
Description : Citrus belongs to sub family: a. Citrea b. Clausnea c. Aurantioideae d. Citrae
Last Answer : Aurantioideae
Description : Citrus is a special type of a. Berry b. Pome c. Drupe d. None of these
Last Answer : Berry
Description : Term viticulture is used for: a. Grape cultivation b. Citrus cultivation c. Mango cultivation d. None of these
Last Answer : Grape cultivation
Description : Term vine yard is used for: a. Grape plantation b. Citrus plantation c. Mango plantation d. None of these
Last Answer : Grape plantation
Description : A plant which is able to live under very dry conditions is called a. Xerophyte b. Hallophyte c. Mesophyte d. None of above
Last Answer : Xerophyte
Description : Sweet orange requires a. Dry and semi arid conditions b. Dry and sub humid conditions c. Wet and sub humid conditions b. Non of these
Last Answer : Dry and sub humid conditions
Description : Unsaturated air (with dry bulb temperature and dew point being 35°C and 18°C respectively) is passed through a water spray chamber maintained at 15°C. The air will be cooled (A) And ... (C) At the same relative humidity (D) And dehumidified with decrease in wet bulb temperature
Last Answer : (D) And dehumidified with decrease in wet bulb temperature
Description : At a temperature slightly above optimum, carbohydrates are ________: a. Produced b. Stored c. Utilized d. Increased
Last Answer : Utilized
Description : Imbibed or germinated seeds subjected to cold temperature is termed as: a. Scarification b. Startification c. Vernalization d. Sterilization
Last Answer : Vernalization
Description : Germination of undeveloped seeds is favored by: a. Warm temperature (>20°C) b. Gibberallic acid c. Low temperature (
Last Answer : a & b
Description : Secondary dormancy in non dormant seeds is due to: j. Temperature a. Moisture b. Aeration c. Ligh
Last Answer : Temperature
Description : Silver Oak produces seeds after age of: a. 1 year b. 5 years c. 10 years d. 15 years
Last Answer : 10 years
Description : Pick out the wrong statement (A) A horizontal line on the humidity chart indicates the temperature changes at constant molal humidity (B) When water is cooled from 80 to 70°C by exposure ... & air cannot be increased by either reducing the mixture temperature or by increasing the total pressure
Last Answer : (D) Relative saturation of unsaturated mixture of water vapor & air cannot be increased by either reducing the mixture temperature or by increasing the total pressure
Description : Which of the following are optimum temperature conditions for making benzenediazonium chloride from aniline? (a) 0°C to 10°C (b) 20°C to 25°C (c) 30°C to 40°C (d) 45°C to 50°C
Last Answer : 0°C to 10°C
Description : Tip burn of lettuce occurs at high air temperature when the soil is _______: a. Cool b. Dry c. Hot d. Wet
Last Answer : Cool
Description : In plants, __________ is the process of converting stored energy into energy for plant growth. a. Transpiration b. Photosynthesis c. Respiration d. Pollination
Last Answer : Respiration
Description : For optimum vase life, most cut flowers should be stored at temperatures close to: a. 40 ºF b. 45 ºF c. 30 ºF d. 50 ºF
Last Answer : 40 ºF
Description : Seed vigor is affected by a. Time of storage b. Type of seed stored c. Storage environment d. All of above