Food Chains, Food Webs, and Energy Pyramids

Flashcard
•
Other Sciences
•
7th Grade
•
Hard
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25 questions
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1.
FLASHCARD QUESTION
Front
Which organism do the owl and the weasel compete for in the food web? Options: Hawk, Spider, Grasshopper, Shrew
Back
Shrew
2.
FLASHCARD QUESTION
Front
What might happen if you remove a primary consumer from the ecosystem?
Back
The number of plants would increase.
3.
FLASHCARD QUESTION
Front
Which of the following would be the most likely effect, if there were a sudden increase in the cricket population? Options: There would be a decrease in the small bird population., There would be a decrease in the grass/flowers population., There would be a decrease in the mice population., There would be an increase in the grass/flowers population.
Back
There would be a decrease in the grass/flowers population.
4.
FLASHCARD QUESTION
Front
How many primary consumers are there in this food web?
Back
4
5.
FLASHCARD QUESTION
Front
What percentage of energy is passed on to each tropic level?
Back
10%
6.
FLASHCARD QUESTION
Front
How do producers obtain energy?
Back
They conduct photosynthesis.
7.
FLASHCARD QUESTION
Front
A food web can be broken down into several separate: food chains, food pyramids, producers, consumers
Back
food chains
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