(Question)
Answer the question based on the following text.  Question:   An decrease in birth rates indicates a/an decrease or increase in the food supply?    Text:  Low food supply or a lack of space can lower birth rates, increase death rates, or lead to emigration.
(Answer)
decrease


(Question)
Answer the question based on the following text.  Question:   If Jimbo is creating a ball from clay and he removes more clay to the ball, what does he do to the ball's inertia increases it or decreases it?    Text:  The full box is harder to move because it has greater mass and therefore greater inertia.
(Answer)
decreases it


(Question)
Answer the question based on the following text.  Question:   Will increased his house energy consumption. He has increased or decreased his personal levels of pollution?    Text:  We need to reduce our electricity consumption in order to reduce pollution.
(Answer)
increased