Question

considering the common features and different families are placed in
a-different genera
b-same order
c-same genus
d-different order​

Answer 1

Explanation:

Blood is a specialized body fluid. It has four main components: plasma, red blood cells, white blood cells, and platelets.

Answer 2

Considering the common features and different families are placed in b-same order.

This question asks about the taxonomic ranks. Seven taxonomic ranks are present as follows -

1. Kingdom
2. Division
3. Class
4. Order
5. Family
6. Genus
7. Species

The above hierarchy is in descending order.

The organisms having common features are grouped together.

Organisms with common features and belonging to different families will be placed under the taxonomic rank just higher that of family. It is order, as seen from the above list.