growth layer meaning in Hindi

Examples

1. The number of growth layer groups in a tusk indicates the age of a dugong.
2. Often the growth layer dies and the injuries may lead to bacterial or fungal infections that spread into the branches until the canopy too begins to die.
3. I cannot seem to explain why some trees I see in harsh climates ( i . e . Patagonia ) have a twisted, spiral set of outer growth layers.
4. Eighty million-year-old fossils of Deinosuchus, or " Terror Crocodile, " contain annual growth layers like tree rings in the bony, armor-like plates that lined the saltwater reptile's back and sides.
5. "Interpreting growth layers in their tusks and teeth can say things about their age at death, their diets, the climates they experienced from year to year, " said Fisher, a self-described " mammoth hunter ."
6. Females reach physical maturity perhaps as early as 13 years of age; another study suggested that growth ceases for both sexes when they have 15 to 20 growth layers in their tympanic bullae, which may correspond to about 15 to 20 years of age.