Question

Which of the following is an example for link species?
a. Lobe fish
b. Dodo bird
c. Sea weed
d. Tyrannosaurus rex
NCERT Class XII
Biology - Main Course Book
Chapter 7. Evolution

Answer 1

Answer:

Lobe fish.

Explanation:

Link species may be defined as the species that acts as the connecting link between different group of organisms. The link species shows the similar characteristics with the both group.

Lobe fish acts as the link species between fishes and amphibians. The lobe fish has strong fin and stout that can ,live between the land and water. These fishes evolves into the first amphibians as amphibians can live in water as well as on land.

Thus, the correct answer is option (a).

Answer 2

Lobe fish is an example for link species.

Option: (a)

Explanation:

• ‘Lobe fish’ is an example of ‘link species’. Link species is defined as species which show characteristics from two different species.  

• A link species represents a transition from one species to another. They have combined features from both the two different species.

• Lobe fish is a link species between fishes and amphibians. They have flexible lobed fins with a central appendage.  

• They were the first fishes that evolved into the first tetrapod amphibians that lived on both land and water.

Learn more about amphibians

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https://brainly.in/question/9174717

Write some habitats of amphibians?​

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