MULTIPLE CHOICE. Choose the letter of the correct answer: Write your answer before the number: 1. What happens if two organism rely on the same limited resources a photosynthesis b extinction decomposition d competition 2. In a predation relationship between snake and mice, what organism is the hunter? # snake b. prey cmice d decomposer Which relationships shows that both organisms benefit each other? intestinal worms and human b. leech and carabao c.tiger and deer d. bee and flower 4 Between a lon and a deer, which one is killed and eventually eaten by the predator? host b deer c.parasite d. prey 5. Which relationship that an organism benefits, while the other unaffected? a symbiotic b commensalism c.non symbiotic d. predation 6 Which of the following is NOT an external parasite? leech bucks ceas d. intestinal worms 7. What relationship describes a close interaction between two different species? predation b.symbiotic c. non symbiotic d. competition . 8 Which one is hunted and eaten in a particular feeding relationship? commensal b predator c. prey d. decomposer 9. What is the study of interactions between organisms and interactions that organisms have with their environ * blology b. ecology Cecosystem d. zoology 10. Which one is NOT correctly matched? orchid epiphyte b mosquito - ectoparasitic c mosquito - endoparasitic di intestinal worm endop 11. A mosquito feeds on the blood of different organisms. This usually causes discomfort to the organisms and sometimes disease and death. What relationship do they have? a internal parasitism b.competition c.external parasitism d. mutualism 12. What is the feeding relationship where one organism hunts and one is hunted? commensalismb predation competition d. decomposition 13. What organism lives in or out of the host? a commensal b parasite decomposer d. predator 14. Which relationship that an organism benefits and the other is unaffected? * mutualism b. predation commensalism d parasitism . 15. What relationship describes a close interaction between two different species? a mutualism b.commensalism c.parasitism d. predation b 16. Where does an animal lives and gets what it needs to survive? a community benvironment chabitat d niche 17. Which describes several species living and interacting with other species in an ecosystem? community b. ecosystem environment d population 18 What are aquatic ecosystems? # water based b air based space based d, land based 19. Which test describes a pond where a frog lives? a population b. habitat c. organismd. ecosystem 20. Which is a set of ecoystems sharing similar characteristics with their abiotic factors adapted to their environment? w.biosphere b. biomec community ecosystem​