Lakhmir Singh and Manjit Kaur Solutions for Chapter: Heredity and Evolution, Exercise 10: Questions Based on High Order Thinking Skills (HOTS)

A population of red beetles lives in green bushes in a garden. Once during the process of breeding, a green beetle is produced. State whether the change in colour of beetle is a process of evolution or not.

A population of red beetles lives in green bushes in a garden. Once during the process of breeding, a green beetle is produced. Can the new colour of green beetle be passed on to its next generations?

A population of red beetles lives in green bushes in a garden. Once during the process of breeding, a green beetle is produced. What will be the advantage (if any) of the green colour to the beetle?

A population of red beetles lives in green bushes in a garden. Once during the process of breeding, a green beetle is produced. State whether the production of green colour involved a change in genetic material or not.

The organs P and Q of two animals have different structures but similar functions. On the other hand, the two organs R and S of two other animals have the same basic structure but different functions.

What are the organs like P and Q known as?

The organs P and Q of two animals have different structures but similar functions. On the other hand, the two organs R and S of two other animals have the same basic structure but different functions.

Name the organs like P and Q. Also name the animals which have such organs.

The organs P and Q of two animals have different structures but similar functions. On the other hand, the two organs R and S of two other animals have the same basic structure but different functions.

What are the organs like R and S called?

The organs P and Q of two animals have different structures but similar functions. On the other hand, the two organs R and S of two other animals have the same basic structure but different functions.

Name the organs like R and S. Also name the animals which have such organs.