Tamil Nadu Board Solutions for Chapter: Origin and Evolution of Life, Exercise 1: TEXTBOOK EVALUATION
Tamil Nadu Board Science Solutions for Exercise - Tamil Nadu Board Solutions for Chapter: Origin and Evolution of Life, Exercise 1: TEXTBOOK EVALUATION
Attempt the practice questions on Chapter 19: Origin and Evolution of Life, Exercise 1: TEXTBOOK EVALUATION with hints and solutions to strengthen your understanding. Science Standard 10 solutions are prepared by Experienced Embibe Experts.
Questions from Tamil Nadu Board Solutions for Chapter: Origin and Evolution of Life, Exercise 1: TEXTBOOK EVALUATION with Hints & Solutions
Define Ethnobotany and write its importance.

How can you determine the age of the fossils?

Natural selection is a driving force for evolution. Explain how?

How do you differentiate homologous organs from analogous organs?

How does fossilization occur in plants?

Arun was playing in the garden. Suddenly he saw a dragonfly sitting on a plant. He observed the wings of it. He thought it looked similar to a wing of a crow. Is he correct? Give a reason for your answer.

Imprints of fossils tell us about evolution. Explain how?

Octopus, cockroach, and frog all have eyes. Can we group these animals together to establish a common evolutionary origin? Justify your answer.
