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Tag Archives: CBSE Class 8 NCERT Solutions

NCERT 8th Class (CBSE) Science: Pollution of Water and Air


Question: What harm can dumping of untreated sewage into a river cause? Answer: Untreated sewage from homes is often disposed off into rivers. These wastes contain many harmful microorganisms – bacteria, viruses, fungi and parasites that cause diseases such as diarrhoea, dysentery, cholera, typhoid and jaundice. Question: Why is hot water ...

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NCERT 8th Class (CBSE) Science: Chemical Effects of Electric Current


Question: What is electric current? Answer: The flow of electrons constitutes an electric current. Question: How is electronic current different from conventional current? Answer: The flow of electronic current is from negative to positive whereas the flow of conventional current is from positive to negative. Question: Differentiate between conductors and insulators. Answer: Difference is as ...

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NCERT 8th Class (CBSE) Social Science: Untouchability – A Social Evil

Untouchability – A Social Evil

Question: Who was Soyrabai? Answer: She belonged to the Mahar caste. Question: Name two distinct cultural and religious groups in the country. Answer: Muslims and Parsis. Question: What did the marginal groups rely on to protect themselves from continued exploitation by other groups? Answer: Marginal groups relied on the Constitution of India ...

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NCERT 8th Class Social Science: The Police And The Courts

The Police And The Courts

Question: Define the term “Criminal Justice System”. Answer: Criminal justice system is the ‘body of law’ or ‘Court’ regulating the inquiry into whether a person has violated criminal law or not. Question: What is the role of the police in the Criminal Justice System? Answer: In the Criminal Justice System ...

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NCERT 8th Class (CBSE) Social Science: Ideals Of Our Constitution


Question: Define Preamble. Answer: The preface or introduction to our Constitution is known as the Preamble. The Preamble indicates the source, the objectives and the underlying spirit of our Constitution. Question: On which date the Indian Constitution was passed by the Constituent assembly? Answer: November 26, 1949 Question: Who is ...

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