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प्रश्न
A population of red beetles lives in green bushes in a garden. Once during the process of breeding, a green beetle is produced.
(a) State whether the change in colour of beetle is a process of evolution or not.
(b) Can the new colour of green beetle be passed on to its next generations?
(c) What will be the advantage (if any) of the green colour to the beetle?
(d) State whether the production of green colour involved a change in genetic material or not.
उत्तर
(a) It is a process of evolution.
(b) The green colour of the beetle is an inherited trait, which can be passed on to the next generation.
(c) It helps in survival of green beetle as it can mixing with green bushes, and hide from predators.
(d) The production of green colour has been brought about by a change in the DNA of the reproductive cells.
APPEARS IN
संबंधित प्रश्न
Give an example of characteristics being used to determine how close two species are in evolutionary terms.
"Only variations that confer an advantage to an individual organism will survive in a population". Do you agree with this statement? Give reason for your answer.
State the meaning of inherited traits and acquired traits. Which of the two is not passes on the next generation? Explain with the help of an example.
List two differences between acquired traits and inherited traits by giving an example of each.
Short answer question.
Give an example of disrruptive selection
Name any three types of postmating isolating mechanisms.
Theory of inheritance of acquired character was given by:
Which fossil animal is considered as the connecting link between reptiles and birds? Give any one character of each class found in it.
The first fossil of human form, discovered was ______.
While studying the stages in the evolution of man, a well-developed chin is observed in ______.
