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AIIMS 2016

Exam: AIIMS
Year: 2016
Subject: Botany
Chapter: Mineral Nutrition

AIIMS 2016 · Botany · Mineral Nutrition

Which of the following is a group of micronutrients for plants?

Which of the following is a group of micronutrients for plants?

Options

A $\mathrm{Fe}, \mathrm{Mn}, \mathrm{Cu}, \mathrm{Mo}, \mathrm{Zn}$
B $\mathrm{Fe}, \mathrm{Mn}, \mathrm{Cu}, \mathrm{O}, \mathrm{C}$
C $\mathrm{Cu}, \mathrm{B}, \mathrm{Cl}, \mathrm{Fe}, \mathrm{Ca}$
D $\mathrm{Ca}, \mathrm{Mg}, \mathrm{Fe}$

Correct answer

A. $\mathrm{Fe}, \mathrm{Mn}, \mathrm{Cu}, \mathrm{Mo}, \mathrm{Zn}$

Step-by-step solution

Micronutrients or trace elements are needed in very small amounts (less than

10 \mathrm{~m} \mathrm{~mole} \mathrm{~kg}^{-1}

of dry matter). These are 8 in number and include iron, manganese, copper, molybdenum zinc, boron, chlorine and nickel.

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