Question: If economy is affected by the average number of individuals per unit of area or volume, then what is affected by the average number of individuals per unit of area or volume? Answer choices: - goats - economy - cows - animals - vegetation - mammals - bushes - wind
Answer: economy

Question: If tar causes damage to the lungs, then what causes damage to the lungs? Answer choices: - breathing - tar - HPV - fire - CFCs - sunshine - coal - mist
Answer: tar

Question: If seasons change because of the earth's revolution, then what causes seasons? Answer choices: - rain - kalenchoes - drought - subtropical - climate - space - clouds - revolving
Answer:
revolving