(D) Essential elements are classified into two categories based on their quantitative requirements: macronutrients and micronutrients (trace elements)

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(D) Essential elements are classified into two categories based on their quantitative requirements: macronutrients and micronutrients (trace elements).$K$ (Potassium) is a macronutrient because it is required by plants in large amounts.$Mn$ (Manganese),$Cu$ (Copper),and $Mo$ (Molybdenum) are micronutrients,which are required in very small amounts (trace amounts).

Class 11 Biology Mineral Nutrition Role of Macro and Micro-nutrients

Easy

Which is not a trace element?

A
$Mn$
B
$Cu$
C
$Mo$
D
$K$

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Chapter

Mineral Nutrition

Subtopic

Role of Macro and Micro-nutrients

Calcium can affect:

Medium

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Which mineral is associated with fruit setting,flowering,and cell division in plants?

Easy

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Choose the correct statement regarding micronutrients.

Medium

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Match the following concerning essential elements and their functions in plants:

Element Function

$(a)$ Iron $(i)$ Photolysis of water

$(b)$ Zinc $(ii)$ Pollen germination

$(c)$ Boron $(iii)$ Required for chlorophyll biosynthesis

$(d)$ Manganese $(iv)$ $IAA$ biosynthesis

Select the correct option:

Element	Function
$(a)$ Iron	$(i)$ Photolysis of water
$(b)$ Zinc	$(ii)$ Pollen germination
$(c)$ Boron	$(iii)$ Required for chlorophyll biosynthesis
$(d)$ Manganese	$(iv)$ $IAA$ biosynthesis