Import Question JSON

Current Question (ID: 12262)

Question:

Read the following and choose the incorrect statement 1. Majority of red algae are marine with greater concentrations found in the warmer areas. 2. Thallus of Marchantia is dorsiventral and closely appressed to the substrate. 3. In Sequoia, reduced male gametophyte is called pollen grain and its endosperm represents future sporophytes. 4. Wolffia is the smallest flowering plant.

Options:

1. Majority of red algae are marine with greater concentrations found in the warmer areas.
2. Thallus of Marchantia is dorsiventral and closely appressed to the substrate.
3. In Sequoia, reduced male gametophyte is called pollen grain and its endosperm represents future sporophytes.
4. Wolffia is the smallest flowering plant.

Solution:

Explanation

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
}