
Ecology L
Quiz
•
Biology
•
7th Grade
•
Medium
Flavia DiMonaco
Used 2+ times
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11 questions
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1.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
If the sun were to suddenly stop providing energy to Earth, most ecosystems would vanish. Which of the following ecosystems would likely survive the longest after this hypothetical disaster?
Tropical rain forest
Tundra
Benthic ocean
Desert
2.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Which of the following terms encompasses all of the others?
Heterotrophs
Herbivores
Carnivores
Primary consumers
3.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
To recycle nutrients, an ecosystem must have, at a minimum,
producers
producers and decomposers
producers, primary consumers, and decomposers
producers, primary consumers, secondary consumers, and decomposers
4.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Which of the following is an example of an ecosystem?
All of the brook trout in a 500-square-hectare river drainage system
The plants, animals, and decomposers that inhabit an alpine meadow
The intricate interactions of the various plant and animal species on a savanna during a drought
All of the organisms and their physical environment in a tropical rain forest
5.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Which of the following organisms is INCORRECTLY paired with its trophic level?
Cyanobacterium - primary producer
Grasshopper - primary consumer
Zooplankton - primary producer
Fungus - detritivore
6.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Which of the following has the greatest effect on the rate of chemical cycling in an ecosystem?
The ecosystem's rate of primary production
The production efficiency of the ecosytem's consumers
The rate of decomposition in the ecosystem
The trophic efficiency of the ecosystem
7.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Matter is gained or lost in ecosystems. How does this occur?
Chemoautotrophic organisms can convert matter to energy
Matter can be moved from one ecosystem to another
Photosynthetic organisms convert solar energy to sugars
Heterotrophs convert heat to energy
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