Class 9

NCERT Solutions for Class 9 Science Chapter 8 Motion questions solved) Intext Questions – 1   Page: 100 1. An object has moved through a distance. Can it have zero displacement? If yes, support your answer with an example. Solution Yes, an object which has moved through a distance can have zero displacement if it comes […]

NCERT Solutions for Class 9 Science Chapter 7 Diversity in Living Organisms In-Text Questions Solved NCERT Textbook for Class 9 Science – Page 80Question 1. Why do we classify organisms?Answer: For easier and convenient study we classify organisms. Question 2. Give three examples of the range of variations that you see in life-forms around you.Answer:(a) Small […]

NCERT Solutions For Class 9 Science Chapter 6 Tissues IN-TEXT QUESTIONS SOLVED NCERT Textbook for Class 9 Science – Page 69 Question 1. What is a tissue?Answer: A group of cells that are similar in structure and work together to do a peculiar function is called tissue. Question 2. What is the utility of tissues in […]

NCERT Solutions For Class 9 Science Chapter 5 The Fundamental Unit of Life IN-TEXT QUESTIONS SOLVED NCERT Textbook for Class 9 Science – Page 59Question 1. Who discovered cells, and how?Answer: Robert Hooke discovered cells in 1665 while examining a thin slice of cork through a self-designed microscope. He saw that the cork resembled the structure […]

NCERT Solutions for Class 9 Science Chapter 4 Structure of Atom In-Text Questions Solved  NCERT Textbook for Class 9 Science – Page 47Question 1. What are canal rays?Answer: Canal rays are positively charged radiations which led to the discovery of positively charged sub-atomic particle called proton. Question 2. If an atom contains one electron and one […]

NCERT Solutions For Class 9 Science Chapter 3 Atoms and Molecules NCERT Textbook for Class 9 Science – Page 32Question 1. In a reaction 5.3 g of sodium carbonate reacted with 6 g of ethanoic acid. The products were 2.2 g of carbon dioxide, 0.9 g water and 8.2 g of sodium ethanoate. Show that these […]

NCERT Solutions For Class 9 Science Chapter 2 Is Matter Around Us Pure NCERT Textbook for Class 9 Science – Page 15Question 1. What is meant by a substance?Answer: A pure substance consists of a single type of particle. Question 2. List the points of differences between homogeneous and heterogeneous mixtures.Answer: Class 9 Science NCERT Textbook Page 18Question […]

NCERT Solutions For Class 9 Science Chapter 1 Matter in Our Surroundings NCERT Textbook for Class 9 Science – Page 3Question 1. Which of the following are matter?Chair, air, love, smell, hate, almonds, thought, cold, cold-drink, smell of perfume.Answer: Chair, air, almonds, and cold-drink. Question 2. Give reasons for the following observation:The smell of hot sizzling […]