Which of the following statements about the global population is true?
It is growing at a fast and increasing rate
It remains approximately constant
It is growing at a slow and steady rate
Which of the following is not a use for the Earth's resources?
Food
Solar energy
Fuels for transport
What name is given to resources which may run out one day if not managed carefully?
Renewable resources
Finite resources
Synthetic chemicals
Which of these is a finite resource?
Crude oil
Sea water
Air
Before 1910, where did the majority of fertilisers come from?
Urine
Manure
What name is given to the method by which nitrogen from the air is turned into ammonia?
The Haber process
The contact process
The Kroll process
Which process is used to turn crude oil into useful liquids, each of which has a narrow range of boiling points?
Cracking
Fractional distillation
Polymerisation
What term can be used to describe the relationship between two factors when they have the same trend over time, such as increasing global population and global copper production?
Causation
Interdependence
Correlation
Why did the development of the Haber process allow the global population to increase?
Synthetic fertilisers were easier to obtain with less transport needed
Synthetic fertilisers allowed intensive farming, producing more food
Fertilisers became much more expensive than before
Why is it essential that the humans alive on Earth today do not use up all of the Earth's resources?
So that future generations of humans can meet their own needs
To encourage the exploration of resources on other planets using new technology
To provide an incentive to the chemical industries to innovate and make new chemicals