(a) Collect pieces of different kinds of paper. Find out which of these can be recycled.
(b) With the help of a lens look at the pieces of paper you collected for the above question. Do you see any difference in the material of recycled paper and a
new sheet of paper ?
- Papers like card board, aluminum sheets, plane paper etc. all kind of papers can be recycled except the paper which is made up of plastic and aluminum sheet also because micro- organisms cannot decompose this.
- Yes, there is a lot of difference between a new sheet of paper and a recycles paper. The new sheet is soft and translucent type. But the surface of the recycled paper will be rough and it is thicker than the new sheet of paper.
Popular Questions of Class 6 Science
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Draw (a) a leaf, (b) a taproot and (c) a flower, you have studied for Table 7.3.
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You are given an iron strip. How will you make it into a magnet?
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Name two foods each rich in:
(a) Fats
(b) Starch
(c) Dietary fibre
(d) Protein - Q:-
A thick coating of a paste of Plaster of Paris (POP) is applied over the bandage on a fractured bone. It becomes hard on drying to keep the fractured bone immobilised. Can the change in POP be reversed?
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Tick (√) the statements that are correct.
(a) By eating rice alone, we can fulfill nutritional requirement of our body. ( )
(b) Deficiency diseases can be prevented by eating a balanced diet. ( )
(c) Balanced diet for the body should contain a variety of food items. ( )
(d) Meat alone is sufficient to provide all nutrients to the body. ( ) - Q:-
List all items known to you that float on water. Check and see if they will float on an oil or kerosene.
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Name the part of the plant which produces its food. Name this process.
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Why can a pace or a footstep not be used as a standard unit of length?
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Given below are the names of some objects and materials:
Water, basket ball, orange, sugar, globe, apple and earthen pitcher Group them as:
(a) Round shaped and other shapes
(b) Eatables and non eatables - Q:-
Name two items that are made from coconut fibre.
Recently Viewed Questions of Class 6 Science
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Which of the non-living things listed below, were once part of a living thing?
Butter, Leather, Soil, Wool, Electric bulb, Cooking oil, Salt, Apple, Rubber
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You are given an iron strip. How will you make it into a magnet?
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Classify the objects or materials given below as opaque, transparent or translucent and luminous or non-luminous:
Air, water, a piece of rock, a sheet of aluminium, a mirror, a wooden board, a sheet of polythene, a CD, smoke, a sheet of plane glass, fog, a piece of red hot
iron, an umbrella, a lighted fluorescent tube, a wall, a sheet of carbon paper, the flame of a gas burner, a sheet of cardboard, a lighted torch, a sheet of cellophane, a wire mesh, kerosene stove, sun, firefly, moon. - Q:-
Column I shows different positions in which one pole of a magnet is placed near that of the other. Column II indicates the resulting action between them for each situation. Fill in the blanks.
Column I Column II
N - N _________
N - _________ Attraction
S - N _________
_________ - S Repulstion - Q:-
Give two examples of periodic motion.
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Explain why the bulb would not glow in the arrangement shown in Fig. 12.13.
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List five activities that are possible due to the presence of air.
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Discuss :
(a) Is garbage disposal the responsibility only of the government?
(b) Is it possible to reduce the problems relating to disposal of garbage? - Q:-
Take out a cooled bottle of water from refrigerator and keep it on a table. After some time you notice a puddle of water around it. Why?
- NCERT Chapter