List toxic substances present in household wastes.
In what ways, industrial wastes pollute water.
Solid Waste: Disposal of solid waste, including plastics and sludge, introduces harmful substances like polychlorinated biphenyls (PCBs) and heavy metals, clogging waterways and polluting water.
List some waterborne diseases.
What are pathogenic microorganisms?
How does tap water differ from distilled water?
Why are municipal water supplies treated with aluminiumsulphate?
What are some health effects of biological contamination of water?
Identify the negative effects of water pollutants on life.
Water scarcity is an important issue in Pakistan. Give your comments on it.
What are fertilizers?
Public health depends on water quality. Give arguments.
How chemistry helps maintain a clean swimming pool? Explain.
It is advisable to wash hands well with soap after using bathrooms. Evaluate it.
How can the boiling point be used to test the purity of water?
What are the main differences between distilled water and tap water?
Why are some naturally occurring substances in water considered beneficial?
Describe the process of domestic water treatment.
What are some common water-borne diseases?
How can water pollution affect human health?
What are some measures to prevent water-borne diseases?
Explain the importance of water management in addressing water scarcity.
How does urea contribute to plant growth?
What are the components of NPK fertilizers and their roles in plant growth?
Why is distilled water preferred in laboratory experiments?
How can boiling water help prevent water-borne diseases?
What are some harmful substances that can be found in natural water sources?
How can water scarcity be mitigated in arid regions?
Why is it important to treat domestic water supplies?
How do ammonium salts act as fertilizers?
What are some ways to conserve water in agriculture?
Discuss the importance of water purity and the methods used to test it, including the role of melting and boiling points.
Write a note on water borne diseases and also mention its prevention?
Draw the diagram of water filtration plant also write down its steps from raw water to tap water?