Class 6 | Mathematics | Chapter 2 | Whole Numbers | Exercise 2.1 Question 1: Write the next three natural numbers after 10999? Answer: 10,999 + 1 = 11,000 11,000 + 1 = 11,001 11,001 + 1 = 11,002 Question 2: Write the three whole numbers occurring just before 10001. Answer: 10,001 – 1 = 10,000 10,000 – 1 = 9,999 9,999 – 1 = 9,998 Question 3: Which is the … [Read more...] about Exercise 2.1
Chapter 2
Chapter 2 Is Matter Around Us Pure
Class 9 | Science | Chapter 2 |Is Matter Around Us Pure| NCERT Solutions Page 15 1.What is meant by a substance? Answer: A pure substance is the one that consist of a single type of particle i.e. all constituent particles of the substance have the same chemical nature. 2. List the points of differences between homogeneous and heterogeneous … [Read more...] about Chapter 2 Is Matter Around Us Pure
Chapter 2 Microorganisms: Friend and Foe
Class 8 | Science | Ch 2 | Microorganisms: Friend and Foe | NCERT Solutions 1. Fill in the blanks. (a) Microorganisms can be seen with the help of a ____________. (b) Blue green algae fix __________ directly from air to enhance fertility of soil. (c) Alcohol is produced with the help of __________. (d) Cholera is caused by __________. Answer: (a) Microscope (b) … [Read more...] about Chapter 2 Microorganisms: Friend and Foe