State any 5 physical properties of metals What is a Metal? A metal is a substance that is very hard and it is very difficult to break the bonds formed…

NCERT Solutions for Class 7 Science Chapter 2 Nutrition in Animals Exercise Questions 1. Fill in the blanks: (a) The main steps of nutrition in humans are _________, __________, __________,…

Neutralization Reactions What is a Neutralization Reaction? A neutralization reaction can be defined as a chemical reaction in which an acid and base quantitatively react together to form salt and water…

NCERT Solutions for Class 7 Science Chapter 1 Nutrition in Plants Q.1. Why do organisms need to take food?Ans. Food is needed by all organisms for many purposes:(a) The main function…