AnswersIL-Science 7 ALab: Earthworm Behavior

Lab: Earthworm Behavior Answers

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Throughout the reflection, make sure you have a copy of the Student Guide and your data tables. Use the drop-down menus to complete the statements.

Answers:
This experiment was divided into two parts. For the first part of the experiment, the was intentionally manipulated. This was the independent variable. The dependent variable observed was the .:exposure to dryness
This experiment was divided into two parts. For the first part of the experiment, the was intentionally manipulated. This was the independent variable. The dependent variable observed was the .:earthworm behavior
For the second part of the experiment, the was intentionally manipulated. This was the independent variable. The dependent variable observed was the .:exposure to strong odor
For the second part of the experiment, the was intentionally manipulated. This was the independent variable. The dependent variable observed was the .:earthworm behavior
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What did you include in your response? Check all that apply.

A
The anterior end contains an organ that can detect smells.
B
The earthworms backed away when ammonia was waved near their anterior end.
C
The earthworms had no response when the ammonia was waved near their posterior end.
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tentwenty✔ thirtyforty

A
ten
B
twenty
C
✔ thirty
D
forty

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