Class 7 | Science | Chapter 13 | Motion and Time | NCERT Solutions Question 1. Classify the following as motion along a straight line, circular or oscillatory motion: (i) Motion of your hands while running. (ii) Motion of a horse pulling a cart on a straight road. (iii) Motion of a child in a merry-go-round. (iv) Motion of a child on a see-saw. (v) Motion of the hammer of … [Read more...] about Chapter 13 Motion and Time
NCERT Solutions for Chapter 1 Nutrition In Plants for Class 7 Question 1. Why do organisms take food? Answer 1 All organisms need to take food to get energy for the growth, development, maintenance of their bodies, it provides immunity against diseases etc. 2. Distinguish between a parasite and a saprotroph? Answer 2 Parasite Saprophyte They feed on … [Read more...] about Chapter 1 Nutrition In Plants
Class 9 | Science | Chapter 14| Natural Resources | NCERT Solutions Page 193 1. How is our atmosphere different from the atmospheres on Venus and Mars? Earth's atmosphere Venus and mars atmosphere It is a mixture of nitrogen, oxygen, carbon dioxide and small amount of other gases. It mainly consist of carbon dioxide. Life is possible in earth's … [Read more...] about Chapter 14 Natural Resources
Class 9 | Science | Chapter 13| Why do we fall ill | NCERT Solutions Page 178 1. State any two conditions essential for good health. Answer: Health is a state of complete physical, mental and social well being. The two conditions essential for good health are 1) We need food for health and food will have to earn by doing work.For this, opportunity to do work … [Read more...] about Chapter 13 Why do we fall ill ?
Class 9 | Science | Chapter 12 |Sound| NCERT Solutions Page 162 1. How does the sound produced by a vibrating object in a medium reach your ear? Answer: When an object vibrates it forces the neighbouring particles of the medium to vibrate.These vibrating particles then forces the particles adjacent to them to vibrate.In this way, vibrations produced by an vibrating … [Read more...] about Chapter 12 Sound