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Worksheets7th Grade ecosystems
Total questions: 10
Worksheet time: 5mins
What do you call a symbiotic relationship where both parties benefit?
Parasitism
Commensalism
Mutualism
Predation
Referencing the food web shown, what is the primary energy source?
seaweed
phytoplankton
killer whale
sun
A scientist is walking through the Florida everglades and realizes that there is a leach on his hand. What kind of relationship is this?
commensalism
egotism
parasitism
decomposition
Mrs. Chatfields class studied the effects of Human factors in tadpole populations in two different locations. One location was in a retention pond in a new housing development and the other in a remote part of Spruce Creek. Out of the two locations, which one would have the lowest tadpole population?
A retention pond in a new housing development
A remote part of Spruce Creek
Indian River
Lake Okeechobee
Edgewater swimming Pool
What is one way to combat air pollution in Florida?
build more factors
Burn forests
build more trains
Make more cars
What is the mouse in this food chain?
Producer
Primary Consumer
Secondary Consumer
Tertiary Consumer
Omnivores eat plants and meat.
True
False
Heterotrophs make their own food
True
False
You live on a farm where you feed rabbits. As the population of rabbits increases, the grass on your farm decreases. What effect does this have on the food chain?
Only secondary consumers would be affected.
Only tertiary consumers would be affected.
Only producers will be affected
all the listed options would be affected
Only primary consumers would be affected
This chart represents the population growth of the American Bald Eagle in Alaska. What years did the Bald Eagle population decrease?
2005-2015
1990-2000
2000-2010
2010-2020
