Ask your own question, for FREE!
Biology 13 Online
OpenStudy (anonymous):

A cross-section of a tree trunk shows 20 dark-colored rings and 20 light-colored rings. What is the likely age of this tree? A. 20 B. 40 C.10

OpenStudy (abhisar):

A

OpenStudy (abhisar):

not sure bou this one

Can't find your answer? Make a FREE account and ask your own questions, OR help others and earn volunteer hours!

Join our real-time social learning platform and learn together with your friends!
Can't find your answer? Make a FREE account and ask your own questions, OR help others and earn volunteer hours!

Join our real-time social learning platform and learn together with your friends!