Task 4/presentation Principles of building

Multiple Choice

Why is it important to use energy efficient goods and appliances in our daily lives?

• They help reduce energy consumption and save money.

• They are more expensive and less reliable.

• They increase energy consumption and costs.

• They have no impact on the environment.

Open Ended

How can rainwater harvesting contribute to water efficiency in homes?

Multiple Choice

Which of the following materials is considered sustainable for construction?

• Straw bales

• Concrete blocks

• Plastic sheets

• Steel beams

Multiple Select

Which of the following are ways to reduce waste and pollution on a construction site?

• Using local exhaust ventilation (LEV)

• Recycling glass and plastics

• Throwing timber away

• Careful disposal of hazardous waste

Open Ended

Explain how proper stock control and efficient use of materials can help protect the environment during construction.

Open Ended

Describe the main responsibilities of a construction technician.

Multiple Choice

What is the purpose of applying a mist coat to new plaster before painting?

• To add color

• To seal the surface and improve paint adhesion

• To create a glossy finish

• To reduce drying time

Multiple Choice

Which of the following is an advantage of using a dry silo mixer for mixing mortar on site?

• It produces mortar of dependable quality and consistency.

• It is the cheapest method available.

• It requires no supervision.

• It is only suitable for coloured mortar.

Open Ended

Explain the difference between the mixtures used for mortar and concrete, including their typical ratios and any additives that can be used.

Open Ended

Explain the process and benefits of rainwater harvesting as described in the image.

Multiple Choice

How can using energy efficient appliances contribute to saving power and water in a household?

• They use less power and water compared to standard appliances.

• They are more expensive and thus used less often.

• They require special installation procedures.

• They only work during certain hours of the day.