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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

When the substratum has ample of organic matter and there are many deterivore participating in the process, the succession is called:
A Allogenic
B Retrogressive
C Heterotrophic
D Induced
Correct Answer: Heterotrophic
According to polyclimax hypothesis, the climax stage is controlled by:
A Edaphic factors
B Biotic factors
C Topographic factors
D All of these
Correct Answer: All of these
The ecological succession occurring as population 1 ? 2 ? 3 ? 4 indicates
A Cyclic succession
B Induced succession
C Retrogressive succession
D Allogenic succession
Correct Answer: Cyclic succession
In a hydrosphere the plants like Carex, Cyperus, and Juncus appear just after a community comprising:
A Lemna, Wolffia, Spirodela
B Nuphar, Nelumbo, Victoria
C Scirpus, Typha, Sagittaria
D Najas, Ceratophyllum, Elodea
Correct Answer: Scirpus, Typha, Sagittaria
Mark the correct sequence of events occurring during ecological succession:
A Nudation – ecesis – aggregation – migration
B Migartion – ecesis – aggregation – nudation
C Nudation – migration – ecesis – aggregation
D Nudation – ecesis – migration – aggregation
Correct Answer: Nudation – migration – ecesis – aggregation
The direction of succession is:
A Predictable
B Unpredictable
C Hephazard
D Always changing
Correct Answer: Predictable
Mark the climatic cause for the initiation of succession:
A Erosion
B Drought
C Deposition
D Micro-organisms
Correct Answer: Drought
Due to modification of the environment by the plant community itself, when one community is replaced by another suitable community, the succession is called:
A Induced
B Deflated
C Allogenic
D Autogenic
Correct Answer: Autogenic
The effect of individuals of the same species upon each other is called:
A Reaction
B Competition
C Coaction
D Ecesis
Correct Answer: Coaction
The ultimate seral community appears in an area as a result of:
A Reaction
B Nudation
C Invasion
D Ecesis
Correct Answer: Reaction
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