Import Question JSON

Current Question (ID: 13396)

Question:

Which one of the following processes during decomposition is correctly described?

Options:

1. Fragmentation-Carried out by organisms such as earthworms
2. Humification-Leads to the accumulation of a dark-coloured substance humus, which undergoes microbial action at a very fast rate
3. Catabolism-Last step in the decomposition under fully anaerobic condition
4. Leaching-Water soluble inorganic nutrients rise to the top layers of soil.

Solution:

Fragmentation is one of the steps during decomposition, in which detritus is converted into small fragments. Humification leads to dark colored amorphous substance called humus that is highly resistant to microbial action and undergoes decomposition at an extremely slow rate. Catabolism is the set of metabolic pathways that breaks down molecules into smaller units to release energy. Leaching refers to the loss of water-soluble plant nutrients from the soil due to rain and irrigation.

Import JSON File

Upload a JSON file containing LaTeX/MathJax formatted question, options, and solution.

Expected JSON Format:

{
  "question": "The mass of carbon present in 0.5 mole of $\\mathrm{K}_4[\\mathrm{Fe(CN)}_6]$ is:",
  "options": [
    {
      "id": 1,
      "text": "1.8 g"
    },
    {
      "id": 2,
      "text": "18 g"
    },
    {
      "id": 3,
      "text": "3.6 g"
    },
    {
      "id": 4,
      "text": "36 g"
    }
  ],
  "solution": "\\begin{align}\n&\\text{Hint: Mole concept}\\\\\n&1 \\text{ mole of } \\mathrm{K}_4[\\mathrm{Fe(CN)}_6] = 6 \\text{ moles of carbon atom}\\\\\n&0.5 \\text{ mole of } \\mathrm{K}_4[\\mathrm{Fe(CN)}_6] = 6 \\times 0.5 \\text{ mol} = 3 \\text{ mol}\\\\\n&1 \\text{ mol of carbon} = 12 \\text{ g}\\\\\n&3 \\text{ mol carbon} = 12 \\times 3 = 36 \\text{ g}\\\\\n&\\text{Hence, 36 g mass of carbon present in 0.5 mole of } \\mathrm{K}_4[\\mathrm{Fe(CN)}_6].\n\\end{align}",
  "correct_answer": 4
}