Questions

There has been an excessive use of chemical pesticides in Hari's village due to which complex problems have been observed in the health of people and the environment. What may be the alternatives to solve these problems? Give some suggestions.

What is detergent? Write two examples. What effects are seen on human health and the environment due to the use of detergent? Present your argument.

Explain the soap making process.

Make a list of chemicals used for cleaning purposes in your house and locality? Write the effects of these substances in the environment.

What precautions should be taken while using chemical pesticides?

How can fruits be ripened artificially? Write methods and processes for it.

What do you mean by natural food preservatives? Why are they good in comparison to the chemical food preservatives? Analyze it.

What are the natural methods used to preserve the nutrients of food?

What chemicals are used as food preservatives?

What do you mean by food preservatives? Why are they used?