Macronutrients and Micronutrients — Prelims Questions
Which of the following elements is a macronutrient and is a constituent of chlorophyll, but its deficiency symptoms first appear on older leaves?
Which of the following micronutrients is a component of nitrogenase and nitrate reductase enzymes, crucial for nitrogen metabolism?
A plant exhibits stunted growth, dark green leaves, and a purplish coloration on the underside of its older leaves. Which macronutrient deficiency is most likely causing these symptoms?
Which of the following statements regarding Boron (B) as a micronutrient is incorrect?
Which of the following elements is considered a macronutrient, is a component of amino acids cysteine and methionine, and its deficiency affects younger leaves first?
Which of the following elements is essential for the photolysis of water during photosynthesis?