Agriculture Mcqs 7388 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.

An ecosystem is a structure that is:

A Always temporary

B Always permanent

C Either of these

D Rarely permanent

Review Detailed Answer

Correct Answer: Either of these

Which of the following belong to the same trophic level?

A Yeast and Monotropa

B Rhizopus and Riccia

C Ulothrix and Yeast

D All of these

Review Detailed Answer

Correct Answer: Yeast and Monotropa

According to Lindemann, the total solar input in terms of gcal/cm2/year is:

A 112,887

B 118,872

C 181,872

D 112,788

Review Detailed Answer

Correct Answer: 118,872

The efficiency of primary production in an ocean is:

A 5%

B 3.50%

C 1%

D 0.20%

Review Detailed Answer

Correct Answer: 1%

From gross production of autotrophs, according to Lindemann, how much energy in gcal/cm2/year is used in respiration and decomposition respectively:

A 78.2, 29.3

B 78.2, 3.5

C 29.3, 3.5

D 23.9, 5.3

Review Detailed Answer

Correct Answer: 29.3, 3.5

The pyramid of biomass in a forest ecosystem is:

A Upright

B Inverted

C Rhomboidal

D Linear

Review Detailed Answer

Correct Answer: Upright

The cybernetics of an ecosystem refers to:

A Harvest index

B A feedback mechanism

C Regulation of equilibrium

D Reverse energy flow

Review Detailed Answer

Correct Answer: Regulation of equilibrium

The flow of materials and energy in an ecosystem is respectively:

A Cyclic only

B Cyclic and linear

C Linear and cyclic

D Linear only

Review Detailed Answer

Correct Answer: Cyclic and linear

The biotic and abiotic components of the ecosystem are connected through:

A Standing quality

B Climatic regime

C Transducers

D Humification and mineralization

Review Detailed Answer

Correct Answer: Humification and mineralization

The pyramid of biomass in a shallow pond ecosystem is:

A Inverted

B Upright

C Rhomboidal

D Liver

Review Detailed Answer

Correct Answer: Upright

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Agriculture Mcqs 7388 MCQs [All-Courses]

All Topics 7388

All Topics 7388

An ecosystem is a structure that is:

Which of the following belong to the same trophic level?

According to Lindemann, the total solar input in terms of gcal/cm2/year is:

The efficiency of primary production in an ocean is:

From gross production of autotrophs, according to Lindemann, how much energy in gcal/cm2/year is used in respiration and decomposition respectively:

The pyramid of biomass in a forest ecosystem is:

The cybernetics of an ecosystem refers to:

The flow of materials and energy in an ecosystem is respectively:

The biotic and abiotic components of the ecosystem are connected through:

The pyramid of biomass in a shallow pond ecosystem is: