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Interaction of Living Things (Biotic/Symbiotic Relationships) Worksheet

Posted by Joy on 3/15/2011

Name__________________________________________________Date___________________                             

                   Interaction of Living Things (Biotic/Symbiotic Relationships) Spinwheel Worksheet

Instruction: Classify the interaction of living things being described  by filling 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 are 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 food in our guts without harming us.

______________________12. The sea lamprey uses its oral disc to attach itself to a larger fish, bores a hole through the fishís 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 of other plants to get nutrients..

______________________18. Hermit crabs use gastropodís shells to protect their bodies without being harmed.

______________________19. A remora fish attaches itself to sharks. When the shark eats, it eats the scraps. 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 spiderís 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. The captive flies are released unharmed, but carry the eggs until they land on a host.


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 Worksheets

 Plant and Animal Cells Triconnect Worksheet
 Interaction of Living Things (Biotic/Symbiotic Relationships) Worksheet
 Lab Trip Worksheet
 Energy Race Worksheet
 Ecosystem: Into the Wild Worksheet
 Journey Through The Human Body

 March 2011
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