ࡱ> 352 bjbjWW 455 ...8fz.piii$0!Piiiii*i:i]*X)@0p1,2"]z2"]]"2"\iiiiiiiiiipiiii2"iiiiiiiii : CLASSROOM COPY Symbiotic Relationship Worksheet #2 Fill in the blanks with: commensalism, competition, mutualism, parasitism, or predation. _______________________1. Fungus and lichens live together. The fungus gets food from the algae while the algae gets a place to live. _______________________2. The parasitic roundworm anchors itself to the wall of the intestine and causes diseases to the organisms. _______________________3. Spiders create their webs on stems and trunks of plants. _______________________4. A mouse is captured and eaten by an owl. _______________________5. Two angelfish are struggling for the best territory in a small fishbowl. _______________________6. Cheetahs and lions feed on the same prey. _______________________7. Insects get nectar from flowers. They also transfer the pollen that gets stuck in their bodies to another flower. _______________________8. Orchids perch on sturdier plants. They cause no harm to the host plant. They benefit simply from being exposed to sunlight. _______________________9. The waste plant sap produced by aphids is used by ants for nutrition. The ants protect the aphids from parasites. ______________________10. An oyster attaches itself to a mangrove. The oyster has a place to live, but the mangrove is unharmed. ______________________11. Many bacteria live in the human intestines. These bacteria feed on the foodin our guts and help us digest food. ______________________12. The sea lamprey uses its oral disc to attach itself to a larger fish, bores a hole through the fishs flesh, and sucks its blood. ______________________13. A lion devours a deer. ______________________14. A snake catches and swallows a frog. ______________________15. Chimpanzees fight to achieve supremacy in the tribe. ______________________16. The shrimp digs to burrow itself and the goby fish. In case of danger, the goby fish touches the shrimp with its tail to warn it. ______________________17. Dodder plants have root-like structures that penetrate the vascular bundles ofother plants to get nutrients. ______________________18. Hermit crabs use gastropods shells to protect their bodies, not affecting gastropods. ______________________19. A remora fish attaches itself to sharks. When the shark eats, it eats the scraps left in the sharks teeth. The shark does not harm the remora fish. ______________________20. Amoeba in humans causes infection that leads to liver abscesses and dysentery. ______________________21. Ticks attach firmly to the skin of other animals to draw blood. ______________________22. The Nile crocodile, with its mouth open, permits the Egyptian plover bird to feed on any leeches attached to its gum. _____________________23. A fly is trapped in a spiders web. _____________________24. Yellow rattle plant gets some of its nutrients from the roots of neighboring plants. _____________________25. Ten tomato plants are grown in one small pot with limited amount of soil. _____________________26. A frog catches a grasshopper. _________________ ___ 27. The territorial clownfish lives in sea anemones. They protect each other from their predators. _____________________28. A tomato hornworm is covered with cocoons of pupating beaconed wasps. It dies as the wasps pupate. _____________________29. A short plant receives less sunlight because it is shaded by a tall plant. _____________________30. Torsalo flies catch smaller flies so they can glue their eggs on them. 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