I believe Biotic factors is the term for living organisms & Abiotic factors is the term for Non- living factors such as water , air , temperature & soil .
False, coral is where the eggs lay their eggs. thus, it never consider as producer.
Exponential Growth....members are increasing to its double value within every 2s.
Because of the pigments. Like chlorophyll pigment is always green. Specific colors of light and reflect other colors, depending on their chemical structure.