Question

2. (a) Classify the following as homologous or analogous pairs :
(i) Broccoli and Cabbage
ii) Ginger and Raddish
(iii) Fore limbs of birds and lizard
(iv) Wings of a bat and Wings of a bird
(b) State the main feature that categorises a given pair of organs as
homologous or analogous.
CBSE 10
Board 2020
sciens westia
paper solution
3
Excullue​

Answer 1

(a)

(i) Broccoli and cabbage homologous pair.

(ii) ginger and radish analogous.

(iii) four limbs of birds and lizard homologous

(iv) wings of bat and wings of a bird analogous

(b)

Organs that do not perform the same function but has the same design and structure are homologous organs. Whereas analogous organs are those that do not have same design but performs the same kind of function.