Available Answers

1. 1.

   Write true or false.

   1. Global warming affects only hot places
   2. Harmful chemicals flowing from industries cause water pollution
   3. Planting more trees will reduce air pollution.
   4. Coastal areas may get submerged due to global warming.
   5. We should use only coal and petroleum to control global warming.
2. 2.

   Explain Air pollution.

3. 3.

   Describe the interdependance of biotic and abiotic components of the environment.

4. 4.

   What is a food chain? Give one example.

5. 5.

   What is pollution? Name the different types of pollution.

6. 6.

   What are greenhouse gases?