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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.

According to Odum the light absorbed by the plant cover in terms of kcal/m2/day is:

A 150

B 1,500

C 300

D 3,000

Review Detailed Answer

Correct Answer: 1,500

The SO2 is returned to the atmosphere by:

A Metabolism of producers

B Metabolism of consumers

C Both (a) & (b)

D Combustion of fuel

Review Detailed Answer

Correct Answer: Combustion of fuel

Which of the following serves as source of carbon in plants:

A CO2 of carbonic rocks

B Atmospheric CO2

C Fossil fuel

D All of the above

Review Detailed Answer

Correct Answer: Atmospheric CO2

Mark the correct statement with reference to phosphorous cycle:

A Inorganic phosphates are lost by leaching

B Ocean phosphates are lost by sedimentation

C Soluble phosphates are lost by erosion

D Soil has plenty of dissolved phosphates

Review Detailed Answer

Correct Answer: Ocean phosphates are lost by sedimentation

Which ecological cycle is directly driven by sunlight?

A Hydrologic

B Phosphorus

C Nitrogen

D Sulphur

Review Detailed Answer

Correct Answer: Hydrologic

Sulphur is returned to the soil by:

A Producers only

B Producers and consumers

C Consumers and decomposers

D All of these

Review Detailed Answer

Correct Answer: Consumers and decomposers

The percentage of water bound in lithosphere and sedimentary rocks is:

A 75

B 65

C 85

D 95

Review Detailed Answer

Correct Answer: 95

The rate of storage at consumer level is:

A Secondary productivity

B Tertiary productivity

C Both (a) & (b)

D Net productivity

Review Detailed Answer

Correct Answer: Secondary productivity

According to Lindemann, the percentage of net production passed on to carnivores is:

A 28.6

B 26.8

C 22.6

D 22.8

Review Detailed Answer

Correct Answer: 28.6

In a sugarcane field the net productivity in terms of kg/m2/year, is:

A 0.2-0.4

B 2?4

C 4?6

D 0.6-0.8

Review Detailed Answer

Correct Answer: 2?4

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Agriculture Mcqs 7387 MCQs [All-Courses]

All Topics 7387

All Topics 7387

According to Odum the light absorbed by the plant cover in terms of kcal/m2/day is:

The SO2 is returned to the atmosphere by:

Which of the following serves as source of carbon in plants:

Mark the correct statement with reference to phosphorous cycle:

Which ecological cycle is directly driven by sunlight?

Sulphur is returned to the soil by:

The percentage of water bound in lithosphere and sedimentary rocks is:

The rate of storage at consumer level is:

According to Lindemann, the percentage of net production passed on to carnivores is:

In a sugarcane field the net productivity in terms of kg/m2/year, is: