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