*Question*
Larger alkenes have lower boiling and melting points, so they are liquids or waxy solids at room temperature. Having read the above passage, choose the right answer to the following question (choices are lowest or highest ): The smallest alkenes should have the lowest or highest boiling and melting points?
**Answer**
highest

*Question*
As the water is pumped out, the water table slowly falls, requiring wells to be dug deeper, which takes more money and energy. Having read the above passage, choose the right answer to the following question (choices are increase or decrease ): When we are pumping less water out of a lake the lake's water level will increase or decrease?
**Answer**
increase

*Question*
Warm water cant hold as much dissolved oxygen as cool water, so an increase in the temperature of water decreases the amount of oxygen it contains. Having read the above passage, choose the right answer to the following question (choices are it increases or it decreases ): Jeff cooled the pot of boiling water. What happens to the dissolved oxygen contained within the water it increases or it decreases?
**Answer**
it increases

*Question*
The closer to the surface an aquifer is, the easier it is to get the water. Having read the above passage, choose the right answer to the following question (choices are harder or easier ): If Jean's aquifer has sunk from the surface of the pool then the water is how easy to get into harder or easier?
**Answer**
harder