SCIENCE

1. Improper disposal of waste can cause: a) air pollution b) water pollution c) sickness and diseases d) acid rain e) flash floods A Air pol...

1. To avoid pollution, we must dispose of waste properly. 2. Disposal of waste from housing areas a) Rubbish must be thrown into rubbish bin...

1. People throw away tons of rubbish every day. 2. If this great amount of waste is not disposed of properly, our land will be polluted. Our...

Waste Materials 1. Waste is any material that is no longer useful. 2. In their daily activities, people dispose many types of waste, includi...

1. Food preservation gives many benefits to us. a) The food will last longer i) With preservation processes, perishable products such as fru...