1. Ecosystems that convert solar energy to biomass rapidly are said to have low primary productivity.
(a)Â True
(b)Â False
2. How do the definitions of the words weather and climate differ from one another?
(a)Â Whether is a local phenomenon, climate is region.
(b)Â Whether is a day-to-day phenomenon, climate is a long-term average.
(c)Â Whether is the non-scientific term for climate
(d)Â Whether is no difference between the two.
3. Which of the following does not contribute to acidity deposition?
(a)Â NOx
(b)Â sulfur dioxide
(c)Â vehicle engine combustion
(d)Â coal-burning
(e)Â ozone