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WorksheetsSymbiotic Relationships Quiz
Total questions: 15
Worksheet time: 2hrs 31mins
Many flowering plants in Georgia, such as the Iris, have been attacked by a fungal disease specific to this plant. Many of these types of diseases have eliminated these plants because fungicides have not been able to fight the spread of this disease. Which term best describes the relationship between the iris and the fungus?
Commensalism
Parasitism
Mutualism
Competition
Which situation best shows a mutualistic relationship?
A human losing blood to a feeding mosquito
An orchid being pollinated by a wasp
An armadillo digging in the soil at the base of an oak tree
A tapeworm absorbing nutrients from the stomach of a dog
Epiphytes are a type of plant that live on trees so they can receive more sunlight. Epiphytes have roots
that grow above the ground so they can get water and nutrients from rain. The trees on which
epiphytes live are not affected. This is an example of which type of symbiotic relationship?
Parasitism
Mutualism
Predation
Commensalism
Which of the following best describes a difference between a mutualistic relationship and a parasitic
relationship?
Parasitism harms both organisms, while mutualism harms only one organism.
Parasitism benefits only one organism, while mutualism benefits both organisms.
Parasitism involves only two organisms, while mutualism involves many organisms.
Parasitism continues for many generations, while mutualism is limited to one generation.
Using the food web to the right, an example of a
predator-prey relationship would be _______.
Predator-Elodea; Prey-Grasses
Predator-Heron; Prey-Shrimp
Predator-Owl; Prey-Sandpiper
Predator-Grasshopper; PreyMouse
In Costa Rica a small tree, the acacia, provides shelter and food for ants. The ants protect the acacia by
removing other insects and vines that might harm it. Which term best describes the relationship between
the acacia and the ants?
parasitism
predation
competition
mutualism
