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Agriculture Mcqs 7387 MCQs [All-Courses]

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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.

All Topics  7387

Which of the following is not an important atmospheric pollutant?
A CO
B SO2
C CO2
D Hydrocarbons
Correct Answer: CO
Today, concentration of green house gases is high because of:
A Use of refrigerator
B Increased combustion of oil and coal
C Deforestation
D All the above
Correct Answer: All the above
The presence of O3 in atmosphere of earth:
A Has been responsible for increasing the average global temperature in recent
B Is advantageous since it supplies O2 for people travelling in jets
C Hinders higher rate of photosynthesis
D Helps in checking the penetration of ultra violet rays to earth
Correct Answer: Helps in checking the penetration of ultra violet rays to earth
Identify the correctly matched pair:
A Montreal Protocol – Global warming
B Ramsar Convention – Ground water pollution
C Kyoto Protocol – Climatic change
D Basal Convention – Biodiversity Conservation
Correct Answer: Kyoto Protocol – Climatic change
What are the chief pollutants of the atmosphere which are most likely to deplete the ozone layer?
A Sulphur di-oxide
B Carbon di-oxide
C Nitrogen oxides and fluoro-carbons
D Carbon monoxide
Correct Answer: Nitrogen oxides and fluoro-carbons
The maximum biological magnification of DDT through food web is seen in:
A Algae
B Bacteria
C Higher plants
D Man
Correct Answer: Man
Spraying of DDT on crop produces pollution of:
A Air only
B Air and soil only
C Air, soil and water
D Air and water only
Correct Answer: Air, soil and water
DDT is a:
A Biodegradable pollutant
B Green house gas
C Non-degradable pollutant
D None of the above
Correct Answer: Non-degradable pollutant
Exposure of plants to high fluoride concentration results in necrosis or chlorosis characteristics in:
A Petiole but not in lamina
B Only mid rib of lamina
C Leaf tip and leaf margin
D Stems tips only
Correct Answer: Leaf tip and leaf margin
Ozone depletion in stratosphere shall result in:
A Forest fires
B Green house effect
C Global warming
D Increased incidence of skin cancer
Correct Answer: Increased incidence of skin cancer
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