NCERT Class VI Science Solutions: Chapter 4 – Fibre to Fabric Part 1

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Multiple Choice Questions

Question 1:

An iron nail is kept in each of the following liquids. In which case would it lose its shine and appear dull?

  1. Mustard oil

  2. Soft drink

  3. Coconut oil

  4. Kerosene

Answer: B

Question 2:

Pick one material from the following which is completely soluble in water.

  1. Chalk powder

  2. Tea leaves

  3. Glucose

  4. Saw dust

Answer: C

Question 3:

You are provided with the following materials

  1. Magnifying glass

  2. Mirror

  3. Stainless steel plate

  4. Glass tumbler

Which of the above materials will you identify as transparent?

  1. (i) and (ii)

  2. (i) and (iii)

  3. (i) and (iv)

  4. (iii) and (iv)

Answer: C

Question 4:

Boojho found a bag containing the following materials.

  1. Mirror

  2. Paper stained with oil

  3. Magnet

  4. Glass spectacles

Help Boojho in finding out the material(s) which is/are opaque.

  1. (i) only

  2. (iv) only

  3. (i) and (iii)

  4. (ii) and (iv)

Answer: C

Question 5:

While doing an activity in class, the teacher asked Paheli to handover a translucent material. Which among the following materials will Paheli pick and give her teacher?

  1. Glass tumbler

  2. Mirror

  3. Muslin cloth

  4. Aluminium foil

Answer: C

Image result for translucent material example

What is Transparent, Translucent and Opaque

Image result for translucent material example

Question 6:

Which pair of substances among the following would float in a tumbler half filled with water?

  1. Cotton thread, thermocol

  2. Feather, plastic ball

  3. Pin, oil drops

  4. Rubber band, coin

Answer: B