2. (a) Classify the following as homologous or analogous pairs :(i) Br

1.	2. (a) Classify the following as homologous or analogous pairs :(i) Broccoli and Cabbageii) 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 ashomologous or analogous.CBSE 10Board 2020sciens westiapaper solution3Excullue
Answer» (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.

2. (a) Classify the following as homologous or analogous pairs :(i) Broccoli and Cabbageii) 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 ashomologous or analogous.CBSE 10Board 2020sciens westiapaper solution3Excullue

Answer»

(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.

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