CBSE Class 11 Biology Important Diagrams: The study of biology is impossible without the use of flowcharts and diagrams. These illustrations make it easier for us to comprehend the complex ideas of ...
CBSE Class 9 Science Chapter Notes: Chapter notes are considered one of the best resources for exam preparation as they help students identify the main points of a chapter which are organized in a ...
Gerard Troost (1776-1850) was a Dutch paleontologist and geologist who came to America in 1810. In 1831 he became State Geologist of Tennessee. His special interest was the crinoid class of the ...
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