Use the figure to answer the following question.

What conclusion can you draw from the figure?
A) Without direct contact, mussels can sense the presence of crabs.
B) Mussels can sense the presence of crabs only visually.
C) Mussels are increasing their shell thickness in response to water current.
D) Crabs hunt for mussels by focusing on the chemicals they emit into the water.

Question

Use the figure to answer the following question.

What conclusion can you draw from the figure?
A) Without direct contact, mussels can sense the presence of crabs. 
B) Mussels can sense the presence of crabs only visually. 
C) Mussels are increasing their shell thickness in response to water current. 
D) Crabs hunt for mussels by focusing on the chemicals they emit into the water.

Quizplus · Accepted Answer

The figure shows that mussels close their shells when they sense the presence of crabs, even without direct contact. This indicates that mussels have some way of detecting the presence of crabs, possibly through chemical signals in the water. Therefore, choice A is the best conclusion that can be drawn from the figure.

Use the Figure to Answer the Following Question