The image below shows numerous volcanic mountains in the Pacific Northwest. What is the most likely cause of the volcanic and earthquake activity in this region? (1 point)
Responses
rising and falling tides in the ocean
rising and falling tides in the ocean
random abnormal weather occurrences
random abnormal weather occurrences
solar and lunar variations
solar and lunar variations
collision of tectonic plates
collision of tectonic plates
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3 answers
collision of tectonic plates
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Question
The food web for a particular ecosystem is shown below. What would most likely happen if the grasshopper population had a major increase?(1 point)
Responses
The duck population would decrease.
The duck population would decrease.
The snake population would increase.
The snake population would increase.
The lizard population would not change.
The lizard population would not change.
The frog population would decrease.
The frog population would decrease.
Question
The food web for a particular ecosystem is shown below. What would most likely happen if the grasshopper population had a major increase?(1 point)
Responses
The duck population would decrease.
The duck population would decrease.
The snake population would increase.
The snake population would increase.
The lizard population would not change.
The lizard population would not change.
The frog population would decrease.
The frog population would decrease.
The snake population would increase.