Plant nutrients - SS2 Agriculture Past Questions and Answers - page 1
What is the primary function of nitrogen (N) in plants?
Enhancing root growth
Aiding in photosynthesis
Preventing disease
Improving fruit quality
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Which of the following is a macro nutrient?
Iron (Fe)
Zinc (Zn)
Potassium (K)
Boron (B)
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Which nutrient is essential for the formation of chlorophyll?
Manganese (Mn)
Phosphorus (P)
Iron (Fe)
Copper (Cu)
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What is a common symptom of potassium (K) deficiency in plants?
Wilting
Yellowing of leaves
Interveinal chlorosis
Brittle leaves
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Which nutrient is crucial for nitrogen fixation in legume plants?
Molybdenum (Mo)
Zinc (Zn)
Copper (Cu)
Chlorine (Cl)
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What role does phosphorus (P) play in plants?
Resistance to diseases
Energy transfer
Water uptake
Lignin synthesis
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Which nutrient deficiency can result in dark green or purplish leaves?
Nitrogen (N)
Iron (Fe)
Zinc (Zn)
Manganese (Mn)
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What is the primary function of boron (B) in plants?
Root development
Protein synthesis
Cell division
Enzyme activation
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What is the primary role of copper (Cu) in plants?
Photosynthesis
Sugar transport
Nitrogen fixation
Growth regulation
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What is a common symptom of zinc (Zn) deficiency in plants?
Interveinal chlorosis
Wilting
Yellowing of leaves
Dark green leaves
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