Question

Which one of the following pairs of vegetables is an example of homologous structures:; A. Potato and sweet potato; B. Carrot and radish; C. Carrot and tomato; D. Tomato and radish(Delhi - 2014)

Answer 1

Explanation:

option a is the correct answer

Answer 2

The pair of vegetables given in option B is an example of homologous structures.

Explanation:

• Homologous structures are those structures that have the same origin and structure but perform different functions.
• When the given options are examined it gives the following observation:

A) Potato and sweet potato

• Potato and sweet potato have different shapes.
• The origin of potato is stem, whereas sweet potato is an underground root.
• Due to the difference in structure as well as the origin, they are not homologous structures.

B) Carrot and radish

• Carrot and radish have the same shape.
• Both are originated from the root part of the plant.
• As both the structure as well as origin are the same, they are homologous structures.

C) Carrot and tomato

• Carrot and tomato have different shapes as well as different origins.

D) Tomato and radish

• Tomato and radish have different shapes as well as different origins.

• Thus it is inferred that carrot and radish are homologous structures. Thus option B is considered as correct answer.

Learn more about such concept

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