Crude oil and alkanes

What is crude oil primarily composed of?

• Biomass

• Hydrocarbons

• Minerals

• Water

Crude oil is considered to be which of the following?

• Renewable resource

• Infinite resource

• Fossil fuel

• Pure substance

Along with natural gas and coal, which is one of the three main fossil fuels?

• Biomass

• Crude oil

• Solar energy

• Wind power

How is crude oil produced?

• From the decomposition of large land animals

• From the remains of ancient biomass (mainly plankton) buried in mud

• From the fossilization of tree leaves

• From the evaporation of ancient seawater

Crude oil is a finite resource. What does this mean?

• It is being produced more quickly than it is being used up

• It is being used up more quickly than it is being produced (so will eventually run out completely)

• It is an unlimited resource that will never run out

• It is a renewable resource that can be replenished naturally

What name do we give to the compounds that the majority of crude oil is made up of?

• Lipids

• Proteins

• Hydrocarbons

• Nucleic acids

What term is used to describe hydrocarbons that contain no double bonds?

• Unsaturated

• Saturated

• Supersaturated

• Subsaturated

Crude oil is a ________ of lots of different compounds.

• solution

• mixture

• suspension

• element

Crude oil is a ________ resource made from ancient __________.

• finite, biomass

• renewable, fossils

• infinite, minerals

• unlimited, sediment

Which alkane has three carbon atoms?

• Methane

• Ethane

• Propane

• Butane