EASY
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What is the need of classification?

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Important Questions on Substances and Groups of Substances

HARD
Science>Chemistry>Substances and Groups of Substances>Necessity and Basis of Classification of Matter
Give two examples where grouping of materials helps in bringing order at home.
HARD
Science>Chemistry>Substances and Groups of Substances>Necessity and Basis of Classification of Matter
Why do we need to sort materials? Give two examples where sorting is helpful.
MEDIUM
Science>Chemistry>Substances and Groups of Substances>Necessity and Basis of Classification of Matter
What is matter?
MEDIUM
Science>Chemistry>Substances and Groups of Substances>Necessity and Basis of Classification of Matter
The method of grouping objects on the basis of certain similarities and dissimilarities is called _____. (sorting / mixing)
MEDIUM
Science>Chemistry>Substances and Groups of Substances>Necessity and Basis of Classification of Matter

How are natural materials different from man-made materials? Give examples for each. 

EASY
Science>Chemistry>Substances and Groups of Substances>Necessity and Basis of Classification of Matter
What is classification?
EASY
Science>Chemistry>Substances and Groups of Substances>Necessity and Basis of Classification of Matter
Name two natural and man-made materials.
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Science>Chemistry>Substances and Groups of Substances>Necessity and Basis of Classification of Matter
Why is it possible for us to group things in more than one way?
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Science>Chemistry>Substances and Groups of Substances>Necessity and Basis of Classification of Matter
Synthetic materials are made from
EASY
Science>Chemistry>Substances and Groups of Substances>Necessity and Basis of Classification of Matter
What is grouping of things with similar properties called?
MEDIUM
Science>Chemistry>Substances and Groups of Substances>Necessity and Basis of Classification of Matter
What are the advantages of grouping materials?
EASY
Science>Chemistry>Substances and Groups of Substances>Necessity and Basis of Classification of Matter
Which would be a better material for making cooking utensils, such as frying pan and why?
MEDIUM
Science>Chemistry>Substances and Groups of Substances>Necessity and Basis of Classification of Matter
We often use three terms—matter, material and substances. How do these terms differ from each other? Give one example of each.
HARD
Science>Chemistry>Substances and Groups of Substances>Necessity and Basis of Classification of Matter
How all the animals present in the world are grouped in a scientific manner?
EASY
Science>Chemistry>Substances and Groups of Substances>Necessity and Basis of Classification of Matter
The molecules in a _____ are packed very closely together.
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Science>Chemistry>Substances and Groups of Substances>Necessity and Basis of Classification of Matter
Can you name the various categories into which things at the school’s stationery shop have been classified?
 
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Science>Chemistry>Substances and Groups of Substances>Necessity and Basis of Classification of Matter
How does a chemist give us the required medicine quickly?
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Science>Chemistry>Substances and Groups of Substances>Necessity and Basis of Classification of Matter
Matter is made up of _____.
HARD
Science>Chemistry>Substances and Groups of Substances>Necessity and Basis of Classification of Matter
Give three examples where sorting into groups helps in bringing order at home.
EASY
Science>Chemistry>Substances and Groups of Substances>Necessity and Basis of Classification of Matter
Choose the odd one out.