The Question is from neet-botany mineral-nutrition essential-elements, and it was created by the author D VINOD

Question

Identify the set that includes only secondary macronutrients essential for plant growth.

D VINOD · Accepted Answer

## CORE INFORMATION
✓ **Answer**: C
## CONCEPT FRAMEWORK
 **Primary Concept**: Plant nutrition and secondary macronutrients
 **Related Topics**: Macronutrients, essential elements for plant growth
 **Prerequisites**: Understanding the difference between primary and secondary macronutrients
## SOLUTION PATHWAY
**Given Information**:
  Four groups of elements are provided as options.
  The question asks for the group containing only secondary macronutrients.
**Method & Steps**:
 1. Identify secondary macronutrients: Secondary macronutrients are nutrients plants need in moderate quantities.
  Reasoning: Calcium (Ca), Magnesium (Mg), and Sulfur (S) are considered secondary macronutrients.
  Formula/Rule: None directly applicable.
 2. Analyze options:
  Working: Option C contains Ca, Mg, and S, all secondary macronutrients.
  Key Point: Options A, B, and D contain primary macronutrients or micronutrients.
 3. Select the correct option:
  Result: Option C is the only one containing only secondary macronutrients.
  Verification: All elements in Option C are essential secondary macronutrients for plants.
 ## OPTION ANALYSIS
A :x: Contains primary macronutrients (Nitrogen, Phosphorus, Potassium).
B :x: Contains micronutrients (Iron, Manganese, Zinc).
C ✓: Contains only the secondary macronutrients Calcium, Magnesium, and Sulfur.
D :x: Contains micronutrients (Boron, Copper, Molybdenum).
 ## LEARNING AIDS
 **Common Mistakes**:
  1.Confusing primary and secondary macronutrients: Remember the quantities needed differ.
  2.Including micronutrients: Micronutrients are needed in much smaller quantities.
 **Quick Tips**:
  1.Remember Calcium, Magnesium, and Sulfur as the key secondary macronutrients.
  2.Focus on the quantities needed to differentiate between macro and micronutrients.

D VINOD · Answer

Nitrogen, Phosphorus, Potassium

D VINOD · Answer

Iron, Manganese, Zinc

D VINOD · Answer

The correct Option is "Calcium, Magnesium, Sulfur"

D VINOD · Answer

Boron, Copper, Molybdenum

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