Per NCERT, what are the RING-LIKE patterns visible on the cut cross-section of a tree trunk?
ARandom patterns with no meaning
BTree veins
CAnnual growth rings — wide or narrow depending on each year's growth conditions; used to estimate age + climatic history
DFossil patterns
Answer & Solution
Correct answer: C. Annual growth rings — wide or narrow depending on each year's growth conditions; used to estimate age + climatic history
Per NCERT §3.2.2 Fig 3.4, annual growth rings record yearly growth + climate. Counting rings estimates tree age.
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