With reference to the sources of Iodine, consider the following statements: 1. Ginger is a rich source of Vitamin D. 2. Fish is a source of Iodine. 3. Spinach is a source of Iodine. Which of the statements given above are correct?

The correct option is (c). Explanation Nutrients such as vitamins and minerals are essential for various physiological functions. Their sources vary significantly between plant-based and animal-based foods. Iodine is a trace mineral critical for thyroid function, while Vitamin D is a fat-soluble vitamin essential for calcium absorption and bone health. Statement-wise Analysis: - Statement 1 is Incorrect: Ginger is a rhizome known for its anti-inflammatory properties and contains small amounts of Vitamin C, potassium, and magnesium. It is not a source of Vitamin D. Vitamin D is primarily obtained through synthesis in the skin upon exposure to sunlight or from dietary sources such as fatty fish, egg yolks, and fortified foods. Plant sources of Vitamin D are rare (mainly certain mushrooms exposed to UV light). - Statement 2 is Correct: Marine animals are the richest natural dietary sources of iodine because they absorb it from seawater. Fish (such as cod and tuna), shellfish, and seaweed are excellent sources of iodine. - Statement 3 is Correct: Spinach is a green leafy vegetable that serves as a source of iodine. While the iodine content in plant foods depends heavily on the iodine content of the soil in which they are grown, spinach is generally recognized as a vegetable source of this mineral, alongside its high iron and folate content. Key Takeaway: Iodine is primarily found in seafood (fish, seaweed) and plants grown in iodine-rich soil (like spinach), whereas Vitamin D is almost exclusively found in animal products or synthesized via sunlight, not in root vegetables like ginger.

NCERT Class 6 Science — Chapter 2: Components of food

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With reference to the sources of Iodine, consider the following statements:

Ginger is a rich source of Vitamin D.
Fish is a source of Iodine.
Spinach is a source of Iodine.

Which of the statements given above are correct?

Official previous-year question

Verified 1 Aug 2026.

Options

A1 and 2 only
B2 only
C2 and 3 only
D1, 2 and 3

Did you get this right?

Solution

The correct option is (c).

Explanation

Nutrients such as vitamins and minerals are essential for various physiological functions. Their sources vary significantly between plant-based and animal-based foods. Iodine is a trace mineral critical for thyroid function, while Vitamin D is a fat-soluble vitamin essential for calcium absorption and bone health.

Statement-wise Analysis:

Statement 1 is Incorrect: Ginger is a rhizome known for its anti-inflammatory properties and contains small amounts of Vitamin C, potassium, and magnesium. It is not a source of Vitamin D. Vitamin D is primarily obtained through synthesis in the skin upon exposure to sunlight or from dietary sources such as fatty fish, egg yolks, and fortified foods. Plant sources of Vitamin D are rare (mainly certain mushrooms exposed to UV light).
Statement 2 is Correct: Marine animals are the richest natural dietary sources of iodine because they absorb it from seawater. Fish (such as cod and tuna), shellfish, and seaweed are excellent sources of iodine.
Statement 3 is Correct: Spinach is a green leafy vegetable that serves as a source of iodine. While the iodine content in plant foods depends heavily on the iodine content of the soil in which they are grown, spinach is generally recognized as a vegetable source of this mineral, alongside its high iron and folate content.

Key Takeaway:
Iodine is primarily found in seafood (fish, seaweed) and plants grown in iodine-rich soil (like spinach), whereas Vitamin D is almost exclusively found in animal products or synthesized via sunlight, not in root vegetables like ginger.

Your note

More from Chapter 2: Components of food

Consider the following statements regarding the testing of nutrients in food items: 1. A blue-black colour produced after adding dilute iodine solution indicates the presence of starch. 2. A violet colour produced after adding copper sulphate and caustic soda indicates the presence of fats. Which of the statements given above is/are correct?

easy

Consider the following statements regarding the preparation of solutions for nutrient testing: 1. A dilute solution of iodine is prepared by dissolving copper sulphate in water. 2. Copper sulphate solution is prepared by dissolving copper sulphate in water. 3. Caustic soda solution is prepared by dissolving caustic soda in water. Which of the statements given above are correct?

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With reference to the test for fats in food items, consider the following statements: 1. An oily patch on paper generally indicates the presence of fat in the food item. 2. If a food item contains water, it will never leave a wet patch on the paper. 3. The paper should be heated strongly to check for the presence of starch. Which of the statements given above is/are correct?

medium

Consider the following statements about dietary fibres: 1. Dietary fibres are also known as roughage. 2. They are mainly provided by animal products like milk and eggs. 3. They do not provide any nutrient to our body. Which of the statements given above are correct?

medium

With reference to the role of water in the body, consider the following statements: 1. Water prevents the body from absorbing nutrients from food. 2. It helps in throwing out some wastes from the body as urine and sweat. 3. The body gets water from liquids drunk as well as from cooked food items. Which of the statements given above are correct?

easy

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The correct option is (c).

Explanation

Statement-wise Analysis:

Statement 1 is Incorrect: Ginger is a rhizome known for its anti-inflammatory properties and contains small amounts of Vitamin C, potassium, and magnesium. It is not a source of Vitamin D. Vitamin D is primarily obtained through synthesis in the skin upon exposure to sunlight or from dietary sources such as fatty fish, egg yolks, and fortified foods. Plant sources of Vitamin D are rare (mainly certain mushrooms exposed to UV light).
Statement 2 is Correct: Marine animals are the richest natural dietary sources of iodine because they absorb it from seawater. Fish (such as cod and tuna), shellfish, and seaweed are excellent sources of iodine.
Statement 3 is Correct: Spinach is a green leafy vegetable that serves as a source of iodine. While the iodine content in plant foods depends heavily on the iodine content of the soil in which they are grown, spinach is generally recognized as a vegetable source of this mineral, alongside its high iron and folate content.