Chapter 17 Effects of Light

Chapter 17 Effects of Light Textbook Questions and Answers 1. Fill in the blanks. Question a. When the beams from the headlights of a car fall on an object in…

Chapter 16 Natural Resources

Chapter 16 Natural Resources Textbook Questions and Answers 1. Describe natural resources with reference to the following 3 types: Question a. Mineral resources Answer: Mineral wealth has an important place…

Chapter 15 Materials We Use

Chapter 15 Materials We Use Textbook Questions and Answers 1. Fill appropriate terms in the blanks: (white cement, soap, detergent, wearing of bones, tooth decay, hard, soft, portiand, fatty acid)…

Chapter 14 Elements, Compounds and Mixtures

Chapter 14 Elements, Compounds and Mixtures Textbook Questions and Answers 1. Who are my companions? Question a. Column ‘A’ Column B’ 1. Stainless steel a. Non-metal 2. Silver b. Compound…

Chapter 13 Changes – Physical and Chemical

Chapter 13 Changes – Physical and Chemical Textbook Questions and Answers 1. Distinguish between the following. Question a. Physical change and Chemical change Answer: Physical changes Chemical changes 1. In…

Chapter 11 Cell Structure and Micro-organisms

Chapter 11 Cell Structure and Micro-organisms Textbook Questions and Answers 1. Answer the following questions. Question a. What is a cell? Answer: The cell is the fundamental, structural and functional…

Chapter 10 Disaster Management

Chapter 10 Disaster Management Textbook Questions and Answers 1. Find the odd man out: Question a. Famine, earthquake, cloudburst, railway accident. Answer: Railway accident. Question b. Drought, heavy rains/storm, tsunami.…

Chapter 9 Heat

Chapter 9 Heat Textbook Questions and Answers Fill in the blanks: Question a. Maximum heat is absorbed by a ………….. coloured object. Answer: black Question b. ……………. of heat does…

Chapter 8 Static Electricity

Chapter 8 Static Electricity Textbook Questions and Answers 1. Choose the correct option and fill in the blanks. (always repulsion, always attraction, displacement of negative charge, displacement of positive charge,…