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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

A place was rocky and barren but now there is a green forest; the sequence of origin is:
A Lichen, mos, herbs, shrubs
B Moss, lichen, herbs, shrubs
C Lichen, moss, shrubs, herbs
D Shrubs, herbs, moss, lichen
Correct Answer: Lichen, mos, herbs, shrubs
Last stable community in succession dependent on climate is:
A Seral community
B Climax community
C Both (a) & (b)
D None of these
Correct Answer: Climax community
Hydrosphere starts from:
A Water factor
B Sand
C Mud
D Desert
Correct Answer: Water factor
The effect of pollution is first and most marked on:
A Natural flora of a place
B Natural balance of our environment
C Natural geo-chemical cycles
D All the above three
Correct Answer: Natural flora of a place
Biological treatment of water pollution is done with the help of:
A Lichens
B Fungi
C Phytoplanktons
D None of the above
Correct Answer: Phytoplanktons
Foul smell in the water tanks, ponds etc, is due to:
A Anaerobiosis
B Aerobiosis
C Biological magnification
D Psammophytes
Correct Answer: Aerobiosis
Air pollution is not caused by:
A Thermal power plant
B Diesel engine
C Hydroelectric power station
D Pollen grain
Correct Answer: Hydroelectric power station
If water pollution continues at its present rate, it will eventually:
A Make oxygen molecules unavailable to aquatic life
B Make nitrates unavailable to aquatic life
C Prevent precipitation
D Stop the water cycle
Correct Answer: Make oxygen molecules unavailable to aquatic life
Which of the following is likely to have the highest level of DDT deposition in its body?
A Eel
B Crab
C Sea gull
D Phytoplanktons
Correct Answer: Sea gull
Which of the following enhances BOD of water?
A Algae
B Sand
C Moss
D Sugar mill effluents
Correct Answer: Sugar mill effluents
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