2. Which of the following is an abiotic factor that may affect the population of organisms? A. Parasite C. food availability B. Predators D. extreme temperatures 3. Which of the following refers to a population? A. Any organisms that live together and eat in one place. B. Several numbers of organisms living in the same place. C. Different organisms that live together in the same place and at the same time. D. Group of organisms of the same kind living in the same place and at the same time.
4. Which of the following abiotic factors does NOT affect the population of organisms? A. drought C. predators B. earthquakes D. typhoons
5. Which is NOT a negative effect of human activities on the ecosystem? A. Pollution C. earthquake B. overfishing D. deforestation​