Turning Waste into Energy STAAR Test 2019

Front

What is the definition of 'chain' as used in the context of waste management?

Back

Definition 4: A series of connected things or events, often used to describe processes in waste management.

Front

What initial step does Sainsbury’s plan involve according to the selection?

Back

Selling appealing food to its customers.

Front

How does Sainsbury’s utilize a by-product in their operations?

Back

They use methane trapped during the process to fuel their trucks.

Front

Why is food waste considered a renewable resource?

Back

Because it can be converted into energy, highlighting its usefulness.

Front

What is the purpose of anaerobic digester silos in waste management?

Back

To hold methane in containers to prevent it from escaping.

Front

What is the significance of methane in the context of waste management?

Back

Methane is a by-product of food waste decomposition that can be harnessed for energy.

Front

What role does food waste play in energy production?

Back

Food waste can be converted into biogas, which is a renewable energy source.

Front

What is the process of anaerobic digestion?

Back

A biological process that breaks down organic material in the absence of oxygen, producing biogas.

Front

What are the environmental benefits of converting waste into energy?

Back

Reduces landfill waste, lowers greenhouse gas emissions, and provides a renewable energy source.

Front

How does Sainsbury’s approach sustainability in their operations?

Back

By implementing waste-to-energy processes and promoting the use of renewable resources.