The application of plastic mulch? 1. Reduces the surface evaporation 2. Increases the yield of cabbage crop moisture 3.both of these 4. none of these

The application of plastic mulch? 1. Reduces the surface evaporation 2. Increases the yield of cabbage crop moisture 3.both of these 4. none of these
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Glycol is added to aviation gasoline because it (1) reduces evaporation of petrol (2) increases efficiency of petrol (3) prevents freezing of petrol (4) reduces consumption of petrol

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Last Answer : prevents freezing of petrol

Soil mulch is useful in: (A) Minimize evaporation losses (B) Improving aeration (C) Improving drainage (D) Removing weeds

Description : Soil mulch is useful in: (A) Minimize evaporation losses (B) Improving aeration (C) Improving drainage (D) Removing weeds

Last Answer : (A) Minimize evaporation losses

The basic underlying principle of using a mist propagation system is that it: a. Keeps the propagation medium uniformly moist and supplies moisture to the base of the cuttings b. Keeps the plant material cool c. Cools the propagation medium to promote root formation and development d. Increases humidity around the cutting and reduces transpiration

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Last Answer : Increases humidity around the cutting and reduces transpiration

Pick out the correct statement. (A) Oxygen content decreases from lignite to bituminous coal as the coalification increases (B) The less the oxygen content, better is the coal, as it reduces the calorific value (C) With increase in oxygen content, moisture holding capacity of coal increases and the caking power decreases (D) All (A), (B) and (C)

Description : Pick out the correct statement. (A) Oxygen content decreases from lignite to bituminous coal as the coalification increases (B) The less the oxygen content, better is the coal, as it reduces the calorific value (C ... capacity of coal increases and the caking power decreases (D) All (A), (B) and (C)

Last Answer : (D) All (A), (B) and (C)

Presence of free moisture in coal during its high temperature carbonisation (A) Reduces the coking time (B) Protects the volatile products from pyrolysis (cracking) in the presence of hot coke and hot oven walls (C) Increases the loss of fine coal dust from the ovens when charging (D) None of these

Description : Presence of free moisture in coal during its high temperature carbonisation (A) Reduces the coking time (B) Protects the volatile products from pyrolysis (cracking) in the presence of hot coke and hot oven walls (C) Increases the loss of fine coal dust from the ovens when charging (D) None of these

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Last Answer : Answer: Option A

During conversion of ammonium carbamate into urea, presence of large excess of water (A) Increases the yield of urea (B) Adversely affects the yield of urea (C) Reduces the evaporator load by diluting the urea solution (D) Does not affect the yield of urea

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Description : In the constant rate period of the rate of drying curve for batch drying, (A) Cracks develop on the surface of the solid (B) Rate of drying decreases abruptly (C) Surface evaporation of unbound moisture occurs (D) None of these

Last Answer : (C) Surface evaporation of unbound moisture occurs

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Description : During the constant rate period of drying of a solid, (A) Increased air humidity decreases the rate of drying (B) Increasing the air temperature decreases the drying rate (C) Surface evaporation of unbound moisture occurs (D) None of these

Last Answer : (C) Surface evaporation of unbound moisture occurs

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Last Answer : Need Answer

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Last Answer : Variety of crop, Moisture in crop material

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Description : Operational factors which affecting thresher preformation. a) Variety of crop, Moisture in crop material b) Feeding chute angle, cylinder type c) Cylinder speed, feed rate d) Cylinder type ,feed rate

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Farmers in a particular region were concerned that pre-mature yellowing of leaves of a pulse crop might cause decrease in the yield. Which treatment could be most beneficial to obtain maximum seed yield? (a) Application of iron and magnesium to promote synthesis of chlorophyll (b) Frequent irrigation of the crop (c) Treatment of the plants with cytokinins along with a small dose of nitrogenous fertilizer (d) Removal of all yellow leaves and spraying the remaining green leaves with 2, 4, 5-trichlorophenoxy acetic acid

Description : Farmers in a particular region were concerned that pre-mature yellowing of leaves of a pulse crop might cause decrease in the yield. Which treatment could be most beneficial to obtain maximum ... yellow leaves and spraying the remaining green leaves with 2, 4, 5-trichlorophenoxy acetic acid

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Salinization occurs when the irrigation water accumulated in the soil evaporates, leaving behind salts and minerals. What are the effects of salinization on the irrigated land? a. It greatly increases the crop production b. It may lead to crop yield loss c. It raises the water table d. It fills the air spaces in the soil with water

Description : Salinization occurs when the irrigation water accumulated in the soil evaporates, leaving behind salts and minerals. What are the effects of salinization on the irrigated land? a. It greatly increases the crop ... c. It raises the water table d. It fills the air spaces in the soil with water

Last Answer : b. It may lead to crop yield loss

If the scaling factors values Sx and Sy < 1 then a.It reduces the size of object b.It increases the size of object c.It stunts the shape of an object d.None

Description : If the scaling factors values Sx and Sy < 1 then a.It reduces the size of object b.It increases the size of object c.It stunts the shape of an object d.None

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In nursery production, a “liner” refers to __________. a. A plastic bag b. A rooted cutting or small seedling c. A type of garden tool d. A plastic mulch covering

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Plastic Mulch

Description : Plastic Mulch

Last Answer : Plastic mulch is a product used, in a similar fashion to normal mulch, to suppress weeds and conserve water in crop production and landscaping. Certain plastic mulches also act as a barrier to keep ... that 3-week-earlier harvest in exchange for this loss of soil and pesticides," Hapeman says.

Curing (A) Reduces the shrinkage of concrete (B) Preserves the properties of concrete (C) Prevents the loss of water by evaporation (D) All of the above

Description : Curing (A) Reduces the shrinkage of concrete (B) Preserves the properties of concrete (C) Prevents the loss of water by evaporation (D) All of the above

Last Answer : (D) All of the above

At fully plastic twisting moment (a) only fibres at surface are stressed to yield point in shear (b) fibres at centre are stressed to yield point in shear (c) all fibres are stressed to yield point in shear (d) none of these

Description : At fully plastic twisting moment (a) only fibres at surface are stressed to yield point in shear (b) fibres at centre are stressed to yield point in shear (c) all fibres are stressed to yield point in shear (d) none of these

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is a Tillage system in which only isolated bands of soil are tilled? a) Strip Tillage. c) Mulch Tillage b) Rotary Tillage. d) Combined Tillage

Description : is a Tillage system in which only isolated bands of soil are tilled? a) Strip Tillage. c) Mulch Tillage b) Rotary Tillage. d) Combined Tillage

Last Answer : Strip Tillage.

Which of the following is not the type of Tillage? a) Minimum Tillage c) Machine Tillage b) Mulch Tillage d) Strip Tillage

Description : Which of the following is not the type of Tillage? a) Minimum Tillage c) Machine Tillage b) Mulch Tillage d) Strip Tillage

Last Answer :  Machine Tillage

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Description : Consider the diurnal (daily) cycle of temperature at the surface. Why is the tem- perature maximum in the mid-to-late afternoon? (a) There is a net energy gain at the surface from dawn to mid- ... this time. (d) Late in the day, evaporation from the surface increases and this cools the surface.

Last Answer : There is a net energy gain at the surface from dawn to mid- afternoon.

Mechanism of moisture removal in case of freeze drying of food stuff is by (A) Evaporation (B) Sublimation (C) Dehydration (D) Adsorption

Description : Mechanism of moisture removal in case of freeze drying of food stuff is by (A) Evaporation (B) Sublimation (C) Dehydration (D) Adsorption

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Pick up the correct statement from the following: (A) The dry density reduces by addition of water after attaining optimum moisture content (B) The line joining the peak of three moisture content graphs obtained by using three compactive energies, is called line of optimus (C) Well graded coarse grained soils can be compacted to a very high density as compared to fine grained soils (D) All the above

Description : Pick up the correct statement from the following: (A) The dry density reduces by addition of water after attaining optimum moisture content (B) The line joining the peak of three moisture content graphs ... be compacted to a very high density as compared to fine grained soils (D) All the above

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Pick up the correct statement from the following: (A) A highly absorptive aggregate reduces the workability of concrete considerably (B) The specific gravity of aggregate is important for the determination of the moisture content (C) The absorption and porosity of an aggregate influence the property of the concrete (D) All the above

Description : Pick up the correct statement from the following: (A) A highly absorptive aggregate reduces the workability of concrete considerably (B) The specific gravity of aggregate is important for the determination ... and porosity of an aggregate influence the property of the concrete (D) All the above

Last Answer : Answer: Option D

The coating in a fiber helps protect fiber from moisture, which reduces the possibility of the occurrence of a detrimental phenomenon called ∙ A. static fatigue ∙ B. mechanical fatigue ∙ C. stress fatigue ∙ D. coating fatigue

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Preheating of coal charge for the coke ovens reduces the (A) Time of carbonisation (B) Yield of gas and tar(C) Fuel consumption in coking(D) All (A), (B) and (C)

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Last Answer : (D) All (A), (B) and (C)

The behaviour of a metal specimen, which when plastically strained in tension reduces its yield stress in compression and vice versa; is termed as the (A) Work hardening (B) Bauschinger effect (C) Creeping effect (D) Stress recovery effect

Description : The behaviour of a metal specimen, which when plastically strained in tension reduces its yield stress in compression and vice versa; is termed as the (A) Work hardening (B) Bauschinger effect (C) Creeping effect (D) Stress recovery effect

Last Answer : (B) Bauschinger effect

Which one of the following can be suitable for cropping as a wheat mixed crop? 1) Cabbage 2) Cotton 3) Mustard 4) Jowar

Description : Which one of the following can be suitable for cropping as a wheat mixed crop? 1) Cabbage 2) Cotton 3) Mustard 4) Jowar

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Pusa Desi, Pusa Chetki, Pusa Reshmi and Japanese White are the varieties of which vegetable crop? a. Cucumber b. Turnip c. Cabbage d. Radish

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Last Answer : d. Radish

Pusa Desi, Pusa Chetki, Pusa Reshmi and Japanese White are the varieties of which vegetable crop? a. Cucumber b. Turnip c. Cabbage d. Radish

Description : Pusa Desi, Pusa Chetki, Pusa Reshmi and Japanese White are the varieties of which vegetable crop? a. Cucumber b. Turnip c. Cabbage d. Radish

Last Answer : d. Radish

Which crop is grown as trap crop for nematode ? a. Brinjal b. Cabbage c. Tomato d. Onion

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Phule Green Gold is variety of — vegetable crop a. Bitter gourd b. Brinjal c. Okra d. Cabbage

Description : Phule Green Gold is variety of — vegetable crop a. Bitter gourd b. Brinjal c. Okra d. Cabbage

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Read the statement given below (i ) Seeds require moisture for germination . (ii) Plant can absorb nutrients in dissolved form. (iii) Irrigation protects crop from both frost and hot air currents . (iv) Irrigation improves soil texture . a) i and ii b) i ,ii, iii c) i , ii , iii , iv . d) i and iii

Description : Read the statement given below (i ) Seeds require moisture for germination . (ii) Plant can absorb nutrients in dissolved form. (iii) Irrigation protects crop from both frost and hot air currents . (iv) Irrigation improves soil texture . a) i and ii b) i ,ii, iii c) i , ii , iii , iv . d) i and iii

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Which of the following conditions is to be satisfied both in elastic and plastic analyses? (a) Equilibrium condition (b) Yield condition (c ) Plastic moment condition (d) Mechanism condition

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Select incorrect statement from the following. In the Virtual work method, it is generally assumed that [ A ] Elastic deformations in the slab are negligible [ B ] Plastic deformations in the slab are negligible [ C ] Plastic deformations takes place at the yield lines [ D ] Both (a) and (b)

Description : Select incorrect statement from the following. In the Virtual work method, it is generally assumed that [ A ] Elastic deformations in the slab are negligible [ B ] Plastic deformations in the slab are negligible [ C ] Plastic deformations takes place at the yield lines [ D ] Both (a) and (b)

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Consumptive use of a crop during growth, is the amount of (A) Interception (B) Transpiration (C) Evaporation (D) All the above

Description : Consumptive use of a crop during growth, is the amount of (A) Interception (B) Transpiration (C) Evaporation (D) All the above

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The quantity of water needed for normal crop growth and yield in a period of time to a place and may be supplied by precipitation or by irrigation or by both.

Description : The quantity of water needed for normal crop growth and yield in a period of time to a place and may be supplied by precipitation or by irrigation or by both.

Last Answer : Ans.Water requirement of a crop

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Integrated weed management practices that a). Enhance crop competitive ability b). Decrease weeds ability to reduce yield c). Practices that eliminate weeds from an area d). Both a and b e). Both a and c

Description : Integrated weed management practices that a). Enhance crop competitive ability b). Decrease weeds ability to reduce yield c). Practices that eliminate weeds from an area d). Both a and b e). Both a and c

Last Answer : d). Both a and b

The use of pressurized radiator cap is to a) Reduce evaporation loss b) Increase engine operating temperature c) Increase boiling point of water d) Reduce heat losses

Description : The use of pressurized radiator cap is to a) Reduce evaporation loss b) Increase engine operating temperature c) Increase boiling point of water d) Reduce heat losses

Last Answer : ans c

Water lost in form of liquid droplet is called as ______________ a) Drift b) water loss c) Water evaporation d) none of the above

Description : Water lost in form of liquid droplet is called as ______________ a) Drift b) water loss c) Water evaporation d) none of the above

Last Answer : Drift

The changing of solid directly to vapor without passing through liquid state is called  a. Evaporation  b. Vaporization  c. Sublimation  d. Condensation

Description : The changing of solid directly to vapor without passing through liquid state is called  a. Evaporation  b. Vaporization  c. Sublimation  d. Condensation

Last Answer : Sublimation

The specific terms used in phase transitions  a. melting  b. evaporation  c. freezing  d. sublimation

Description : The specific terms used in phase transitions  a. melting  b. evaporation  c. freezing  d. sublimation

Last Answer : evaporation