S1 Chemistry - Earth's Natural Resources

Which process is used to extract metals from ores?

• Filtration

• Distillation

• Electrolysis

• Freezing

What is the primary method for extracting iron from iron ore?

• Smelting

• Filtration

• Condensation

• Electrolysis

What metal is extracted using the Hall-Héroult process?

• Iron

• Copper

• Aluminium

• Zinc

What is an example of an igneous rock?

• Granite

• Limestone

• Marble

• Sandstone

What is the main method used to extract oils from plants?

• Distillation

• Cold pressing

• Evaporation

• Freezing

Which oil is commonly extracted from olives?

• Palm oil

• Olive oil

• Sunflower oil

• Coconut oil

What is a benefit of extracting oils from plants?

• They are biodegradable

• They are non-toxic

• They are rich in essential nutrients

• All of the above

Which property of soil is most important for plant root growth?

• Permeability

• Nutrient content

• pH level

• Texture

What is a common use of extracted petroleum?

• Construction materials

• Pharmaceuticals

• Fuel for vehicles

• Fertilizers

What is an important application of plant-derived oils?

• Cooking

• Fuel production

• Cosmetics

• All of the above