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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

To check sonic booms, control should be exerted over:
A Traffic on high ways
B Sirens of every kind
C Air traffic directions
D Noise producing devices
Correct Answer: Air traffic directions
Mark the plant showing insecticidal properties:
A Ocimum basilicum
B Azadirachta indica
C Both (a) & (b)
D Dalbergia sissoo
Correct Answer: Both (a) & (b)
The first nuclear explosion was conducted by USA in:
A Jun-44
B Sep-44
C Jul-45
D Aug-45
Correct Answer: Jul-45
Maximum noise pollution in residential areas is due to:
A Traffic sirens
B Sirens and loud speakers
C Kitchen appliances, radio and TV
D Industries
Correct Answer: Kitchen appliances, radio and TV
The radioactive fall out contaminates:
A Soil only
B Soil and water both
C Air and water both
D Air, soil and water
Correct Answer: Air, soil and water
A pollutant is any substance, chemical cycles
A The natural geo-chemical cycles
B The natural balance of our environment
C The natural flora of a place
D The natural wildlife of a region
Correct Answer: The natural balance of our environment
BOD of polluted water is increased by
A Algae
B Moss
C Ferns
D Distillated wastes
Correct Answer: Algae
Which one of the following is fungicide?
A DDT
B Bordeaux mixture
C 2,4-D
D DCMU
Correct Answer: Bordeaux mixture
Thermal pollution in water bodies is caused due to discharge of:
A Hot water from power plants
B Hot chemicals from industries
C Waste from mines
D Waste from agricultural fields
Correct Answer: Hot water from power plants
When DDT was applied in an orchard as a pesticide, the fruit production decreased. This happened because:
A DDT is a growth retardant
B DDT disturbed hormonal balance essential for fruit setting
C DDT killed the pollinating insects along with the pests
D DDT inhibited flowering
Correct Answer: DDT killed the pollinating insects along with the pests
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