Class 4 Social Studies

Keeping Our Surroundings Clean – Class 4

Keeping Our Surroundings Clean

For Class 4

A. ANSWER THESE QUESTIONS.

  1. What happen to the waste we throw into neighbourhood bins?
    Every town and city has people who collect garbage from these neighbourhood bins and throw into a garbage dump. In the dump, things which come from plants or animals slowly rot and mix with the soil. Other things either stay on for years or are collected by ragpickers who sell them.
  2. Give two reasons why we should stop using plastic bags.
    1. Things made of plastic do not rot. They stay around for years and make our environment dirty.
    2. Plastic bags clog drains.
  3. Write two things we can do to reduce waste.
    1. Paper can be made from waste paper. It would save trees from which paper is made.
    2. We should stop using plastic bags.
  4. Name two diseases that mosquitoes spread.
    Dengue and malaria.
  5. Give two reasons why it is not a good idea to throw away glass with the rest of our waste.
    Throwing away glass with the rest of our waste in garbage can hurt animals and the people who clear garbage.
  6. Name two types of waste that can be recycled.
    Glass and paper.

B. TRUE OR FALSE.

  1. People are a part of our environment.
  2. Drains carry liquid waste.
  3. Plastic bags can be used to make compost.
  4. Recycling reduces waste and saves resources.
  5. Another name for liquid waste is sewage.
  1. True
  2. True
  3. False. Plastic bags do not rot. Pile leaves and food waste when rot turn into compost.
  4. True
  5. True

B. FILL IN THE BLANKS.

  1. Things that surround us make up our ________.
  2. Things we throw away are called ________.
  3. Making new things out of waste is _________.
  4. _________ is rotten waste that is good for growing plants.
  5. Dirty water from buildings and streets flows away through ________.
  1. environment
  2. waste
  3. recycling
  4. compost
  5. drains

 

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Mamta