On what basis do scientists study evolutionary relationships more reliably?
Answer and explanation
Correct answer: By using multiple evidences such as structure, fossils, and genetic similarities
Evolutionary relationships are reconstructed by comparing several independent lines of evidence. Body structures can reveal homologous patterns, fossils provide information about organisms and changes in the past, and similarities in DNA or proteins can indicate common ancestry. One feature alone may be misleading because unrelated organisms can resemble one another through similar adaptations. Therefore option A is the most reliable basis. Colour, habitat, or size alone cannot establish evolutionary relationships.
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What is the correct answer to this question?
By using multiple evidences such as structure, fossils, and genetic similarities
Why is this the correct answer?
Evolutionary relationships are reconstructed by comparing several independent lines of evidence. Body structures can reveal homologous patterns, fossils provide information about organisms and changes in the past, and similarities in DNA or proteins can indicate common ancestry. One feature alone may be misleading because unrelated organisms can resemble one another through similar adaptations. Therefore option A is the most reliable basis. Colour, habitat, or size alone cannot establish evolutionary relationships.
Which subject and chapter does this question cover?
This is a Class 10 Science question. Chapter: World of Living. Topic: Heredity and Evolution.
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