Chapter 9 Environmental Management
Chapter 9 Environmental Management Textbook Questions and Answers 1. Match the items in column ‘A’ with the proper ones in coloum ‘B’ and explain their impact on the environment. Column…
Chapter 8 Useful and Harmful Microbes
Chapter 8 Useful and Harmful Microbes Textbook Questions and Answers 1. Complete the statements using the proper option from those given below. Explain the statements. (mycotoxins, budding, rhizobium) a. Yeast…
Chapter 7 Energy Flow in an Ecosystem
Chapter 7 Energy Flow in an Ecosystem Textbook Questions and Answers 1. Complete the following table (Carefully study the carbon, oxygen and nitrogen cycles). Bio-geo-chemical cycles Biotic processes Abiotic processes…
Chapter 6 Classification of Plants
Chapter 6 Classification of Plants Textbook Questions and Answers 1. Match the proper terms from columns A and C with the description in column B. 2. Complete the sentences by…
Chapter 5 Acids, Bases and Salts
Chapter 5 Acids, Bases and Salts Textbook Questions and Answers 1. Identify the odd one out and justify. (a) Chloride, nitrate, hydride, ammonium Answer: Ammonium is the odd one out…
Chapter 3 Current Electricity
Chapter 3 Current Electricity Textbook Questions and Answers 1. The accompanying figure shows some electrical appliances connected in a circuit in a house. Answer the following questions. A. By which…
Chapter 2 Work and Energy
Chapter 2 Work and Energy Textbook Questions and Answers 1. Write detailed answers? a. Explain the difference between potential energy and kinetic energy. Answer: Kinetic Energy Potential Energy (i) Kinetic…
Chapter 1 Laws of Motion
Chapter 1 Laws of Motion Textbook Questions and Answers 1. Match the first column with appropriate entries in the second and third columns and remake the table. 2. Clarify the…