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CBSE 9th Biology | Organization in the Living World-The Fundamental unit of life

Organization in the Living World-The Fundamental unit of life QUICK CONCEPT REVIEW SUMMARY: The year 1665 is of great importance…

Amit Thakur

CBSE 9th Science | Matter-Nature and its Behaviour (Short Answer Type Questions)

Matter-Nature and its Behaviour (Short Answer Type Questions) Question 1. Classify the following substances as elements,compounds and mixtures. (i) Gasoline…

Amit Thakur

Matter-Nature and its Behaviour (Practice Exercise with Answer keys)

Matter-Nature and its Behaviour (Practice Exercise with Answer keys) Fill in the Blanks 1......... A pure substance has a fixed…

Amit Thakur

CBSE 9th Science | Matter-Nature and its Behaviour Questions for Examination

Matter-Nature and its Behaviour Questions for Examination Question 1. How many elements are in gaseous state at room temperature? Answer.…

Amit Thakur

CBSE 9th Science | Matter-Nature and its Behaviour (Long Answer Type Questions)

 Matter-Nature and its Behaviour (Long Answer Type Questions) Question 1. Classify the following as physical change or chemical change. (i)…

Amit Thakur

CBSE 9th Science | Matter-Nature and Behaviour (Conceptual Questions with Very Short Answers)

Matter-Nature and Behaviour (Conceptual Questions with Very Short  Answers) Question 1. How many elements are known at present? Answer. 115.…

Amit Thakur

CBSE 9th Science | Matter- Nature and Behaviour – NCERT Exercise – 3

Matter- Nature and Behaviour - NCERT Exercise - 3 Question 11. Write the steps that you would use for making…

Amit Thakur

CBSE IX Science | Matter – Nature and Behaviour: NCERT Exercise – 2

Matter - Nature and Behaviour: NCERT Exercise - 2 Question 1. What is meant by a pure substance? Answer. A…

Amit Thakur

CBSE 9th Science | Matter around us: Concept review

CBSE 9th Science | Matter around us: Concept review QUICK CONCEPT REVIEW   SUBSTANCE (OR CHEMICAL SUBSTANCE): A "substance" is…

Amit Thakur

Practice Exercise on Matter-Its Nature and Behaviour

 Practice Exercise on Matter-Its Nature and Behaviour FILL IN THE BLANKS: 1. Matter is made up of…………………………… 2. Evaporation cause…………………………………

Amit Thakur