Advertisements
Advertisements
Questions
Four students A, B, C and D reported the following set of organs to be homologous. Who is correct ?
(A) Wings of a bat and a butterfly
(B) Wings of a pigeon and a bat
(C) Wings of a pigeon and a butterfly
(D) Forelimbs of cow, a duck and a lizard
Select the set of homologous organs from the following :
(a) Wings of pigeon and a butterfly
(b) Wings of bat and a pigeon
(c) Forelimbs of cow, a duck and a lizard
(d) Wings of butterfly and a bat
Solution
Homologous organs are the organs that have a similar origin and basic structure but different functions. Forelimbs of a cow, a duck and a lizard have a similar structure but different functions.
Hence, the correct option is Forelimbs of cow, a duck and a lizard.
APPEARS IN
RELATED QUESTIONS
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
One pair of organs in the following animals are not homologous. This is :
(a) forelimbs in humans and lizard
(b) forelimbs in lizard and frog
(c) wings in butterfly and bat
(d) wings in bat and bird
Answer the following question.
Wisdom teeth : Vestigial organs :: Lungfish : ....................
The most common types of fossils are ------------------------.
Biogenetic law states that ______.
A human hand, a front leg of a cat, a front flipper of a whale and a bat’s wing look dissimilar and adapted for different functions. What is the name given to these organs?
Select the CORRECT match.
The presence of gill slits, in the embryos of all vertebrates, supports the theory of ______.
How do we compute the age of a living tree?
You have studied the story of Pepper moths in England. Had the industries been removed, what impact could it have on the moth population? Discuss.
