ACTIVITY 3
Directions: Read and anaiyze the items carefully. Choose the letter of the correct answer.

11. Which of the following is considered as biotic component of the ecosystem?
A food

B. sunlight

C. temperature

D. wildlife

12. Which of the following is NOT a biotic component in the ecosystem?
A. butterflies

B. flowers

C. moss

D. waterfall

13. Which of the following is an abiotic factor that may affect the population of organisms?
A extreme temperatures

B. food availability

C. parasites

D. predators

14. The following are abiotic factors that may affect the population of organisms EXCEPT:
A drought

C. predators

B. earthquakes

D. typhoons

15. Which of the following DOES NOT promote biodiversity?
A. stable climate

B. longer growing season

C. large size of the ecosystem

D. introduction of exotic organism

16. Many pesticides are stored in animals body fat, if a pesticide got into a lake, which organism would have the highest level?
A eagle

B fish

C. microscopic animals

D. microscopic plants​