CBSE Class 6 Science Chapter 4 Sorting Materials into Groups Fill in the blanks

CBSE Class 6 Science 

Chapter 4: Sorting Materials into Groups 

Fill in the blanks

1. ------------ dissolved in water is very important for the survival of animals and plants that live in water.
2. ------------ is an example of transparent material
3. Materials that have lustre are usually -----------------
4. The substances which do not disappear in water even after we stir a long time, are said to be  ----------- in water 

Answers

1. Oxygen
2. Glass
3. metals
4. insoluble