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Agriculture Mcqs 7387 MCQs [All-Courses]

Agriculture MCQs cover fundamental and applied concepts related to farming, crop production, soil science, irrigation, fertilizers, plant breeding, pests, and agricultural economics. This topic is designed to strengthen conceptual understanding and problem-solving skills through objective questions. It is especially useful for competitive exams such as PPSC, FPSC, KPPSC, BPSC, NTS, OTS, and other testing services, helping candidates prepare with exam-oriented and up-to-date agricultural knowledge.

A fish ladder is device by which flow energy can be dissipated in such a manner as to provide easy access to the downstream fish to come on upstream side, the velocity of flow varies from___________________?

A 2.0 – 2.5 – m/sec

B 2.5 – 3 m/sec

C 3.0 – 3.5 m/sec

D 3.5 – 4.0 m/sec

Review Detailed Answer

Correct Answer: 3.0 – 3.5 m/sec

In high floods, to avoid spilling of flood water over the gates, a wall is provided from pond level to high Flood level. This wall spans for the entire length of regulator, rest on piers, sustain water pressure by its weight called_____________________?

A Retaining wall

B Divide wall

C Breast wall

D Cantilever wall

Review Detailed Answer

Correct Answer: Breast wall

The structures, which are constructed on the river bed upstream of head regulator. With this clear water enters in canal such structures are called______________________?

A Silt excluders

B Silt ejectors

C Vortex pipes

D Silt control structures

Review Detailed Answer

Correct Answer: Silt excluders

The depth before the jump is always less then the depth after the jump. The depth before the jump is called initial depth and depth after the jump is called_______________?

A Afflux

B Final depth

C Sequent depth

D Down stream water depth

Review Detailed Answer

Correct Answer: Sequent depth

Mostly the hydraulic structures founded on ____________ soils fails because of undermining and uplift pressure?

A Stable

B Rocky

C Impermeable

D Permeable

Review Detailed Answer

Correct Answer: Permeable

At the end of hydraulic structure, the upward force of sub-soil water just becomes equal to the submerged weight of soil grains Then exit gradient will be called______________?

A Submerged exit gradient

B Critical exit gradient

C Balanced exit gradient

D All are correct

Review Detailed Answer

Correct Answer: Critical exit gradient

Now- a -days the hydraulic structures are designed. Keeping in view the flow net, this was given by __________________?

A Blight

B Khosla

C Lane

D Darcy

Review Detailed Answer

Correct Answer: Khosla

To avoid scouring from end of structure, it is necessary to provide a ________________ at the exit point?

A Vertical cutoff

B Stone apron

C Stone boom

D Stone blocks

Review Detailed Answer

Correct Answer: Vertical cutoff

For strong Hydraulic jump containing maximum energy, the down stream glacis should be sloped at a slope of ______________ to dissipate max: energy?

A 2:1 to 2.5:1

B 2.5:1 to 3:1

C 3:1 to 5:1

D 5:1 to 6

Review Detailed Answer

Correct Answer: 3:1 to 5:1

When a weir is constructed, the downstream .bed of the river goes on eroding and consequently causes progressive lowering of the bed on downstream of weir called__________________?

A Retrogression

B Lowering down of bed

C Ponding on down stream

D All are correct

Review Detailed Answer

Correct Answer: Retrogression

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Agriculture Mcqs 7387 MCQs [All-Courses]

All Topics 7387

All Topics 7387

A fish ladder is device by which flow energy can be dissipated in such a manner as to provide easy access to the downstream fish to come on upstream side, the velocity of flow varies from___________________?

In high floods, to avoid spilling of flood water over the gates, a wall is provided from pond level to high Flood level. This wall spans for the entire length of regulator, rest on piers, sustain water pressure by its weight called_____________________?

The structures, which are constructed on the river bed upstream of head regulator. With this clear water enters in canal such structures are called______________________?

The depth before the jump is always less then the depth after the jump. The depth before the jump is called initial depth and depth after the jump is called_______________?

Mostly the hydraulic structures founded on ____________ soils fails because of undermining and uplift pressure?

At the end of hydraulic structure, the upward force of sub-soil water just becomes equal to the submerged weight of soil grains Then exit gradient will be called______________?

Now- a -days the hydraulic structures are designed. Keeping in view the flow net, this was given by __________________?

To avoid scouring from end of structure, it is necessary to provide a ________________ at the exit point?

For strong Hydraulic jump containing maximum energy, the down stream glacis should be sloped at a slope of ______________ to dissipate max: energy?

When a weir is constructed, the downstream .bed of the river goes on eroding and consequently causes progressive lowering of the bed on downstream of weir called__________________?