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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.

Barnacles attached to the backs of whales and turtles, get a free ride to better riding places, in an example of:

A Lichen

B Mutualism

C Commensalism

D Mycorrhiza

Review Detailed Answer

Correct Answer: Commensalism

The back and forth movements of chemical elements, between organisms and environment along characteristic circular paths and known as:

A Biochemical cycles

B Ecological cycles

C Chemical cycles

D None of these

Review Detailed Answer

Correct Answer: Biochemical cycles

Which element is vital to plants and animals for the synthesis of proteins and nucleic acies?

A Oxygen

B Nitrogen

C Carbon

D None of these

Review Detailed Answer

Correct Answer: Nitrogen

The earth’s atmosphere contains over _____ % by volume of nitrogen gas:

A 58

B 68

C 78

D None of these

Review Detailed Answer

Correct Answer: 78

Nitrification takes place only in well aerated soils because the bacteria responsible for it are:

A Aerobic

B Anaerobic

C Parasites

D None of these

Review Detailed Answer

Correct Answer: Anaerobic

The transfer of food energy from the source in plants through a series of organism with repeated stages of eating and being eaten is known as:

A Food web

B Food chain

C Food cycle

D None of these

Review Detailed Answer

Correct Answer: Food chain

Non-renewable environmental resources include various metals non-metalic minerals and

A Coal

B Natural gas

C Oil

D Fossil fuels

Review Detailed Answer

Correct Answer: Fossil fuels

Thick clouds of smoke containing soot and other particles coming out of the factories cause health problems for nearby people. Such as irritation of eyes and:

A Heart diseases

B Gastric diseases

C Kidney trouble

D None of these

Review Detailed Answer

Correct Answer: Kidney trouble

Carbon monoxide is a poisonous gas, 1% of which in the air can kill a person in:

A No time

B In ten minutes

C In five minutes

D In fifteen minutes

Review Detailed Answer

Correct Answer: In five minutes

Acid rain brings with it:

A Sulphuric acid alone

B Nitric acid alone

C Nitrous acid and sulphurous acid

D Sulphuric acid, sulphurous acid nitric acid and, nitrous acid

Review Detailed Answer

Correct Answer: Sulphuric acid, sulphurous acid nitric acid and, nitrous acid

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Agriculture Mcqs 7387 MCQs [All-Courses]

All Topics 7387

All Topics 7387

Barnacles attached to the backs of whales and turtles, get a free ride to better riding places, in an example of:

The back and forth movements of chemical elements, between organisms and environment along characteristic circular paths and known as:

Which element is vital to plants and animals for the synthesis of proteins and nucleic acies?

The earth’s atmosphere contains over _____ % by volume of nitrogen gas:

Nitrification takes place only in well aerated soils because the bacteria responsible for it are:

The transfer of food energy from the source in plants through a series of organism with repeated stages of eating and being eaten is known as:

Non-renewable environmental resources include various metals non-metalic minerals and

Thick clouds of smoke containing soot and other particles coming out of the factories cause health problems for nearby people. Such as irritation of eyes and:

Carbon monoxide is a poisonous gas, 1% of which in the air can kill a person in:

Acid rain brings with it: