NIOS Home Science Class 12th Practical Viva Questions with Answers in English Medium

Aug 26, 2025
2 Min Read
NIOS Home Science Class 12th Practical Viva Questions with Answers in English Medium

Home Science Practical Question

1. What is First Aid?

Ans: First Aid is the treatment given to a victim before taking them to the hospital.

2. Select the 4 different methods of cooking food from the following :

Ans:

  1. Cooking with moist heat – Simmering, boiling, stewing
  2. Cooking with dry heat – Baking, Grilling
  3. Cooking by frying – Deep frying, Shallow frying
  4. Microwave cooking

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3. Why should the vegetables not be washed after cutting?

Ans: Vegetables should not be washed after cutting as it will lead to the loss of minerals and vitamins.

4. What are the qualities you look for while buying a good quality fabric?

Ans:

  1. The fabric should absorb moisture.
  2. The weave should be close together- this means that the fabric is strong.
  3. The fabric should have a soft and smooth texture.

5. What do you understand by warp and weft?

Ans:

  1. Straight yarns in fabrics are known as Warp yarns
  2. Horizontal yarns in fabrics are known as Weft yarns.

6. Examples of common fabrics woven using plain weave.

Ans: Poplin

7. Why should vegetables not be cut into tiny pieces?

Ans: There will be a greater loss of nutrients.

8. A fiber on burning smells like burnt milk. Is it an animal fiber or a plant fiber?

Ans: Animal Fiber

9.What will happen if you use a hard scrubber on plastics?

Ans: The plastic will get scratches.

10. If the residue of a burnt fiber is a hard bead, which fiber would it be?

Ans: Polyester

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