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Maharashtra Forest Development Corporation Question Paper Download Set 2

  1. Match the following :
  2. Complex fertilizer I. Diammonium phosphate
  3. Straight fertilizer II. Urea
  4. Potassic fertilizer III. Sulphate of Potash
  5. Phosphatic fertilizer IV. Single superphosphate

Select the correct response.

           A                 b              c                  d

  • II                 IV             II                 III
  • IV                I              III                  II
  • I                 II              III                 IV
  • II                III              IV                 I

 

Ans:-    (3)

 

  1. The essentiality of the newly added essential nutrient ‘Ni’ was established in the year.

(1)  1987

(2)  1997

(3)  2007

(4)  2012

 

Ans:–  (1)  1987

 

  1. Which of the following are metamorphic rocks ?

(1) Gneiss, schist, slate

(2) Granite, basalt, gabbro

(3) Sandstone, shale, lignite

(4) Apatite, serpentine, calcite

 

Ans:-  (1) Gneiss, schist, slate

 

  1. Negative charge on a clay particle is developed when

(1) High valence cation is replaced by low valence cation

(2) High valence cation is replaced by high valence anion

(3) Low valence cation is replaced by high valence cation

(4) Low valence cation is replaced by low valence anion

 

Ans:- (1) High valence cation is replaced by low valence cation

 

  1. The mass or weight of a unit volume of soil solid is called

(1) Apparent density

(2) Bulk density

(3) Particle density

(4) Volume density

 

Ans:- (3) Particle density

 

  1. The capillarity of water is due to

(1) Only attractive force of water to solids and surface tension

(2) Only adhesive – adhesive forces

(3) Only cohesive – cohesive forces

(4) All of the above

 

Ans:-

 

  1. The volume composition of soil in optimum condition for crop growth is

(1) Mineral matter 45%, organic matter 5%, water 25% and air 25%

(2) Mineral matter 456, organic matter 25%. water 5% and air 25%

(3) Mineral matter 5%, organic matter 45%, water 25% and air 25%

(4) Mineral matter 40%, organic matter lo%, water 25% and air 25%

 

Ans:- (1) Mineral matter 45%, organic matter 5%, water 25% and air 25%

 

  1. The safe limit of Residual Sodium Carbonate (RSC) of irrigation water is

(1) 1.25 – 250 me&

(2) 0.5 – 1.0 me/L

(3) More than 2.50 me/L

(4) Less than 1.25 me&

 

Ans:-  (4) Less than 1.25 me&

 

  1. The nutrient concentration in a plant below which the yield response to added nutrient occurs is called

(1) Deficient range

(2) Critical range

(3) Minimum range

(4) None of the above

 

Ans:-  (2) Critical range

 

  1. Acid soils have

(1) Low CEC and high base saturation

(2) Low CEC and high base unsaturation

(3) High CEC and low base unsaturation

(4) High CEC and high base unsaturation

 

Ans:-  (2) Low CEC and high base unsaturation

 

  1. Salinc soils can be managed through
  2. Ponding and lcaching of salts with good quality water out of root zone
  3. Improving surface and subsurfacc drainage
  4. Treating with gypsum to lower the ESP
  5. Applying lime

 

(1) b and c only

(2) b and d only

(3) a and b only

(4) c and d only

 

Ans:-  (3) a and b only

 

  1. Heap method of composting is a/an

(1) Anaerobic process

(2) Reduction process

(3) Aerobic process

(4) Hydrolysis process

 

Ans:- (3) Aerobic process

 

  1. The bulk density and particle density of soil play an important role in determining suitability for crop production. Which of the following statements are correct?
  2. In mineral soil, the particle density varies between 2.60 and 2.70 mg/m3.
  3. The bulk density of coarse textured soil varies from 1.40 to 1.75 mg/m3.
  4. Increase in organic matter content increases the bulk density of soil.
  5. The particle density depends on the chemical and mineralogical composition of soil

 

(1) a, band c

(2) b, c and d

(3) a, b and d

(4) a, c and d

 

Ans:- (3) a, b and d

 

  1. In general, organic soil contains organic matter more than

(1) 12 percent

(2) 14 percent

(3) 16 percent

(4) 20 percent

 

Ans:- (4) 20 percent

 

  1. The exchange of gases between soil and the atmosphere is facilitated by the following two mechanisms :

(1) Mass flow and diffusion

(2) Osmosis and mass flow

(3) Diffusion and electrolysis

(4) None of the above

 

Ans:- (1) Mass flow and diffusion

 

  1. The process of enrichment of surface water bodies with nutrients is known as

(1) Peutrophication

(2) Eutrophication

(3) Dedraphication

(4) Saponification

 

Ans:-  (2) Eutrophication

 

 

  1. The rhizobium species that fix atmospheric nitrogen by symbiosis with soybean is

(1) Rhizobium meliloti

(2) Rhizobium trifolii

(3) Rhizobium japonicum

(4) Rhizobium leguminosarum

 

Ans:-  (3) Rhizobium japonicum

 

  1. To increase thermal efficiency of a petrol engine the designer has to
  2. Increase compression ratio
  3. Increase cut-off ratio
  4. Decrease cut-off ratio
  5. Decrease compression ratio

 

(1) a and b only

(2) a only

(3) b and d only

(4) c only

 

Ans:-  (2) a only

 

  1. In 1960 – 61, the first manufacturer of tractors in India was

(1) Fergusson Ltd., Madras

(2) Hindustan Engineering, Baroda

(3) M/s Eicher Goodearth

(4) Kirloskar

 

Ans:-  (3) M/s Eicher Goodearth

 

  1. The correct sequence of power transmission in the tractor is
  2. Clutch
  3. Gear box
  4. Final drive
  5. Differential

 

(1) a-d-b-c

(2) b-a-d-c

(3) a-b-d-c

(4) b-a-c-d

 

Ans:-  (3) a-b-d-c

 

  1. The power delivered by the engine and available at the end of the crankshaft is known as

(1) IHP

(2) BHP

(3) PTO hp

(4) DBH

 

Ans:- (2) BHP

 

  1. The objective/s of primary tillage is/are
  2. To open up any cultivable land
  3. To cover soil on crop residues
  4. To make the field surface uniform and leveled
  5. To pulverize the soil to give smooth seed bed

 

(1) a only

(2) a and b only

(3) a, b and d only

(4) All of the above

 

Ans: – (2) a and b only

 

  1. The device used to connect and disconnect the tractor engine from the transmission gears and drive wheels is

(1) Clutch

(2) Brake

(3) Gear

(4) None of the above

 

Ans: – (1) Clutch

 

  1. In___________seed metering mechanism, the seed rate is controlled by increasing or decreasing an aperture below the agitator.

(1) Fluted roller

(2) Internal run

(3) Air seeding

(4) Variable orifice

 

Ans:-  (4) Variable orifice

 

  1. The use of high capacity____________is quite common for many horticultural crops.

(1) Power duster

(2) Plunger type duster

(3) Rotary type duster

(4) Knapsack type duster

 

Ans:- (1) Power duster

 

  1. ___________constitutes the initial major soil working operation. It is normally designed to reduce soil strength, cover plant materials and rearrange aggregates.

(1) Primary tillage

(2) Secondary tillage

(3) Clod crushing

(4) Puddling

 

Ans: –  (1) Primary tillage

 

  1. A machine used to apply fluids in the form of droplets is called

(1) Sprayer

(2) Duster

(3) Fumigator

(4) All of the above

 

Ans:-  (1) Sprayer

 

  1. The______________ separates grains as per their roundness.

(1) Air-screen cleaner

2) Specific Gravity separator

(3) Disk separator

(4) Spiral separator

 

Ans:- (4) Spiral separator

 

  1. Pasteurization process was first developed in____________by Pasteur to prevent abnormal fermentation in wine.

(1) 1854

(2) 1846

(3) 1864

(4) None of the above

 

Ans:- (3) 1864

 

  1. Sterilization of foods is carried at temperatures above

(1) 85°C

(2) 100°C

(3) 105°C

(4) 150°C

 

Ans:-  (2) 100°C

 

  1. Capacities of____________may vary from 2 to 1000 tonnes/hour.

(1) Belt conveyor

(2) Screw conveyor

(3) Pneumatic conveyor

(4) Bucket elevator

 

Ans:-  (4) Bucket elevator

 

  1. The sensible heat and__________of fusion from the product are removed in the food freezing process.

(1) Latent heat

(2) Field heat

(3) Steam heat

(4) None of the above

 

Ans:-  (1) Latent heat

 

  1. The amount of moisture in a product is given on the basis of the_________of water present in the product and is usually expressed in percent

(1) Volume

(2) Temperature

(3) Weight

(4) None of the above

 

Ans: – (3) Weight

 

 

  1. In ______________ the grain size is mainly reduced by impact force.

(1) Burr mill

(2) Hammer mill

(3) Jaw crusher

(4) None of the above

 

Ans:-  (2) Hammer mill

 

  1. Reciprocating compressor sucks the refrigerant at_________during its suction stroke.

(1) Low pressure and high temperature

(2) Low pressure and low temperature

(3) High pressure and low temperature

(4) High pressure and high temperature

 

Ans:-

 

  1. A rubber roll husker is suitable for dehusking.

(1) Barley

(2) Millet

(3) Paddy

(4) Legumes

 

Ans:- (3) Paddy

 

  1. Calculate the area lost per hectare under contour bunding, if the land slope is 5%, base width of bund is 1.25 m and vertical interval is 1.25 m.

(1) 250 m2

(2) 350 m2

(3) 650 m2

(4) 550 m2

 

Ans:- (3) 650 m2

 

  1. Measuring distance of a base line running through an island of thick and intermingled bamboo growth is a case of.

(1) Chaining free vision obstructed

(2) Chaining obstructed vision free

(3) Chaining and vision both obstructed

(4) None of the above

 

Ans:- (3) Chaining and vision both obstructed

 

  1. Calculate the vertical interval to be used for bund construction at 5% land slope. Take values of X and Y as 0.60 and 2.0, respectively.

(1) 0.9 m

(2) 1.2 m

(3) 1.5 m

(4) 1.8 m

 

Ans:- (3) 1.5 m

 

 

  1. Read the following two statements :
  2. When the scale is small the representation of ground on paper is called a map.
  3. The limit on area that can be surveyed by plane survey is 250 sq.km

Which of the following options about these statements is correct?

(1) Statement a is true and statement b is false

(2) Statement a is false and statement b is true

(3) Statements a and b are both true

(4) Statements a and b are both false

 

Ans:- (3) Statements a and b are both true

 

  1. In the universal soil loss equation, only crop management factor is reduced from 0.6 to 0.2 by introduction of erosion resisting crop in the field. What will be the percentage decrease in the soil loss estimated by the universal soil loss equation?
  • 300%
  • 200%
  • 67%
  • 25%

               Ans:- (3) 66.67%

  1. What is the recommended side slope for construction of graded bunds in clayey soil?

(1) 1 Horizontal to 1 Vertical

(2) 1.5 Horizontal to 1 Vertical

(3) 2 Horizontal to 1 Vertical

(4) 3 Horizontal to 1 Vertical

 

Ans:- (1) 1 Horizontal to 1 Vertical

 

  1. Which one of the following options is not a type of Bench Mark (B.M.)?

(1) Temporary

(2) Fixed

(3) Arbitrary

(4) Permanent

 

Ans:- (2) Fixed

 

  1. Read the following statements :
  2. In rational method, the intensity of rainfall is considered for the duration equal to time of concentration of watershed.
  3. The return period of the peak run-off rate computed by rational method is equal to return period of rainfall intensity.

Which of the following is correct about these statements?

(1) Statement a is true and statement b is false

(2) Statement a is false and statement b is true

(3) Statements a and b are both true

(4) Statements a and b are both false

 

Ans:- (3) Statements a and b are both true

 

  1. In how many classes is land classified as per land capability classification?

(1) VIII

(2) X

(3) IV

(4) V

 

Ans: – (1) VIII

 

  1. Read the following statements :
  2. The predominance of overland flow or channel flow in the watershed can be used to decide whether the watershed is small or large.
  3. Short duration high intensity storms can also be useful for deciding whether the watershed is small or large.

Which of the following is correct about these statements?

(1) Statement a is true and statement b is false

(2) Statement a is false and statement b is true

(3) Statements a and b are both true

(4) Statements a and b are both false

 

Ans:- (3) Statements a and b are both true

 

  1. Water Horse Power (WHP) of a centrifugal pump is the function of
  2. Discharge
  3. Total head
  4. Pump efficiency

 

(1) a and b only

(2) b and c only

(3) c and a only

(4) All of the above

 

Ans:- (1) a and b only

 

  1. In Darcy’s law for estimating hydraulic conductivity, the velocity of flow is
  2. directly proportional to the hydraulic gradient.
  3. inversely proportional to the hydraulic gradient.
  4. directly proportional to the cross-sectional area of soil media.

 

(1) a only

(2) b only

(3) a and c only

(4) b and c only

 

Ans:- (1) a only

 

  1. The maximum wind speed, in km ph, beyond which overhead sprinklers should not be operated, as recommended by Agricultural Universities is.

(1) 12.0

(2) 8.0

(3) 20.0

(4) 15.0

 

Ans:- (2) 8.0

 

  1. Maximum spacing of sprinklers under no windy conditions should be_______percent of the diameter of the water spread of a sprinkler.

(1) 50

(2) 55

(3) 60

(4) 65

 

Ans:- (4) 65

 

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