What is sewage and why is it important to manage it?

• Sewage is wastewater containing human waste and pollutants; managing it is vital for public health and environmental protection.

• Sewage is a type of food waste; managing it helps reduce hunger.

• Sewage is rainwater runoff; it is important for maintaining local wildlife.

• Sewage is clean water used for irrigation; it is important for crop growth.

Name two types of sewage and describe each.

• Stormwater: Rainwater runoff from urban areas.

• Agricultural Sewage: Wastewater from farming activities.

• 1. Domestic Sewage: Wastewater from households. 2. Industrial Sewage: Wastewater from industrial processes.

• Chemical Sewage: Wastewater from chemical laboratories.

What is refuse and how does it differ from sewage?

• Refuse is a type of sewage that is treated before disposal.

• Refuse is solid waste, while sewage is liquid waste.

• Refuse and sewage are the same and can be disposed of together.

• Refuse is liquid waste, while sewage is solid waste.

List two types of refuse and provide examples for each.

• 1. Organic refuse: Examples include food scraps, yard waste. 2. Inorganic refuse: Examples include plastic bottles, metal cans.

• Textile refuse: Examples include worn-out clothes, fabric scraps.

• Electronic refuse: Examples include old computers, smartphones.

• Hazardous refuse: Examples include batteries, chemicals.

What is the role of water in our daily lives?

• Water is essential for hydration, bodily functions, agriculture, and sanitation.

• Water is only important for recreational activities.

• Water is a source of energy for machines.

• Water is primarily used for decoration and aesthetics.

Define a contact sport and give two examples.

• golf and archery

• Examples of contact sports include rugby and boxing.

• swimming and cycling

• soccer and tennis

Define a non-contact sport and give two examples.

• Football and basketball

• Examples of non-contact sports include tennis and swimming.

• Rugby and ice hockey

• Boxing and wrestling

What are some benefits of participating in contact sports?

• Lower physical endurance

• Increased risk of injury

• Benefits of participating in contact sports include improved physical fitness, enhanced teamwork skills, increased discipline, and social interaction.

• Decreased social skills

What are some benefits of participating in non-contact sports?

• Increased risk of serious injuries

• Benefits of participating in non-contact sports include reduced injury risk, improved fitness, enhanced mental health, and social interaction.

• Decreased physical fitness

• Isolation from social activities

How can both contact and non-contact sports contribute to physical health?

• Both contact and non-contact sports contribute to physical health by improving cardiovascular fitness, strength, and overall well-being through regular exercise.

• Both types of sports can lead to increased injury risk.

• Non-contact sports do not require physical activity.

• Only contact sports improve mental health.