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IBPS > Science & Technology

Explore popular questions from Science & Technology for IBPS. This collection covers Science & Technology previous year IBPS questions hand picked by experienced teachers.

Q 1.

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Haryali yojna is related to

A

Soil management

Water management

C

Crop Management

D

Air management

E

Pesticides management

Q 2.

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Sugar found in germinating seed in large amount.

Maltose

B

Sucrose

C

Cellobiase

D

Lactose

E

Fructose

Q 3.

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Maximum moisture content for safe storage in wheat seed is

12

B

15

C

7

D

20

E

None of these

Q 4.

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Murate of potash is

A

{tex}K_2SO_4{/tex}

{tex}KCI{/tex}

C

{tex}KNO_3{/tex}

D

{tex}K_2HPO_4{/tex}

E

{tex}KNO_2{/tex}

Q 5.

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Loose smut is

Internally seed borne

B

Externally seed borne

C

Air borne

D

Water borne

E

None of these

Q 6.

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Gauch - 1 is a variety of

Castor

B

Groundnut

C

Sesamum

D

Soybean

E

Pea

Q 7.

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The cutter bar of a tractor operated onower makes______ strokes/min.

A

400 - 500

B

500 - 750

800 - 1200

D

1250 - 1500

E

500 - 600

Q 8.

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Power operated Paddy transplanter is being manufactured in India by

A

M/s Escorts Ltd.

M/s Mitsubishi Ltd.

C

M/s Eicher tractors Ltd.

D

M/s Mahindra Ltd.

E

None of these

Q 9.

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Calorific value of high speed diesel is ____ kcal/kg.

A

9,500

10,550

C

11,550

D

12,500

E

9,000

Q 10.

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The requirement of air for full combustion of 1 kg fuel in S.I. engine is about ___________ kg.

A

12.5

B

14.2

15.1

D

17.6

E

13.2

Q 11.

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Normal consumption of fuel in litres/hour by a 35 hp tractor is:

A

2 . 5

3 . 0

C

3 . 5

D

4 . 0

E

4.5

Q 12.

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If S is slip and {tex}V_a{/tex} is the actual trvel speed and Vt is theoretical wheel speed then

A

S = ({tex}V_t{/tex} -{tex}V_a{/tex})/ {tex}V_t{/tex}

S = 1 - {tex}V_t{/tex} / {tex}V_a{/tex}

C

S = {tex}V_a{/tex} / {tex}V_t{/tex}

D

S = {tex}V_t{/tex}/{tex}V_a{/tex}

E

None of these

Q 13.

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Disc angle in disc plough is :

A

30 - 35

B

34 - 37

C

38 - 40

42 - 45

E

35 - 40

Q 14.

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The upper safe noise level for machine operator is:

85 db

B

100 db

C

110 db

D

115 db

E

70 db

Q 15.

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A reaper is used for :

cutting crop

B

cutting and windrowing

C

cutting and threshing

D

Cutting grass

E

None of these

Q 16.

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Sub soilders are operated at maximum depth of :

A

30 - 40 cm

45 - 75 cm

C

75 - 90 cm

D

10 - 20 cm

E

50 -60 cm

Q 17.

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For operating rotavator in trashy soils, which lines are better?

L - shaped

B

Hook shaped

C

Backward curved

D

Straight blade

E

C-shaped

Q 18.

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Soil strength is determined by:

Penetrometer

B

Micrometer

C

Hydrometer

D

Dynamometer

E

Hygrometer

Q 19.

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Compression pressure in petro engine cylinder is :

{tex}6 - 10 kg/cm^2{/tex}

B

{tex}10 - 20 kg/cm^2{/tex}

C

{tex}20 - 35 kg/cm^2{/tex}

D

{tex}35 - 45 kg/cm^2{/tex}

E

{tex}8 - 13 kg/cm^2{/tex}

Q 20.

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Length of cutter bar for the tractor operated mower or vertical conveyor reaper is

1 . 5 - 3 . 0 m

B

3 . 0 - 4 . 5 m

C

4 . 5 - 5 . 5 m

D

> 5 - 5 m

E

2.0 - 4.0 m

Q 21.

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The compression ratio of diesel engines are in the order of:

A

4 to 8 : 1

B

9 to 13 : 1

1 to 20 : 1

D

21 to 30 : 1

E

2 to 5 : 2

Q 22.

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Large tilt angle is best for :

A

Hard soil

Sticky and non scouring soil

C

Dry and cemented soil

D

Soft soil

E

None of the above

Q 23.

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The movement of soil across a tool surface without sticking is called as:

A

Pulverisation

B

Inversion

Scouring

D

Turning

E

None of these

Q 24.

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Electrical resistance of a thermistor:

A

Increases as the temperature increases

Decreases as the temperature increases

C

Remains unaffected with change in temperature

D

Increases at low temperature and decreases at high temperature

E

None of these

Q 25.

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V - shaped sweeps are best suited for :

A

Primary tillage

Stubble mulch tillage

C

Rotary tillage

D

Minimum tillage

E

Secondary tillage