Make a list of various waste materials and articles in your area and prepare a chart as follows:

Observe the garbage collected in the dustbin of you classroom and make a list of the various material in it. Discuss with your teacher, how these materials can be properly disposed off. Can we do the same with the garbage generated in our house? Think about it.

Make a list of simple and complex machines that are used in your kitchen.

How are the various articles and materials shown in the picture measured?

Make a list of the various hardware and software items of a computer and discuss their working in the class.

Make list of the following. Animals and plants from grassland ecosystem.

Questions based on paragraph There is a garbage bin installed near your house. People throw was materials in this bin. You observe that most of these wastes are made of plastic such as plastic bags, plastic containers. bottles, etc. In school, you have learned about '3 R mantra’ and how various wastes especially plastic create environmental problems. Write the harmful effects of using plastic bags on the environment.

Questions based on paragraph There is a garbage bin installed near your house. People throw was materials in this bin. You observe that most of these wastes are made of plastic such as plastic bags, plastic containers. bottles, etc. In school, you have learned about '3 R mantra’ and how various wastes especially plastic create environmental problems. what does the 3 R in ‘3 R mantra’ stands for?

Questions based on paragraph There is a garbage bin installed near your house. People throw was materials in this bin. You observe that most of these wastes are made of plastic such as plastic bags, plastic containers. bottles, etc. In school, you have learned about '3 R mantra’ and how various wastes especially plastic create environmental problems. Suggest alternatives to plastic bags.

Questions based on paragraph There is a garbage bin installed near your house. People throw was materials in this bin. You observe that most of these wastes are made of plastic such as plastic bags, plastic containers. bottles, etc. In school, you have learned about '3 R mantra’ and how various wastes especially plastic create environmental problems. How can plastic bags be disposed?

Questions based on paragraph There is a garbage bin installed near your house. People throw was materials in this bin. You observe that most of these wastes are made of plastic such as plastic bags, plastic containers. bottles, etc. In school, you have learned about '3 R mantra’ and how various wastes especially plastic create environmental problems. Is plastic biodegradable?