MCQ
Blood is formed of
- APlasma and bone marrow cells
- ✓Plasma and white and red blood cells
- CPlasma and white blood cells
- DPlasma and red blood cells
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| Division of Labour | Animal | ||
| Column $I$ | Column $II$ | ||
| $A.$ | Organ level | $i.$ | Pheretima |
| $B.$ | Cellular aggregate level | $ii.$ | Fasciola |
| $C.$ | Tissue level | $iii.$ | Spongilla |
| $D.$ | Organ system level | $iv.$ | Obelia |
| Ammonotelic | Ureotelic | Uricotelic | |
| $(a)$ | Pigeon, human | Aquatic amphibia, lizards | Cockroach, frog |
| $(b)$ | Frog, lizards | Aquatic amphibia, humans | Cockroach, pigeon |
| $(c)$ | Aquatic amphibia | Frog, human | Pigeon, lizards, cockroach |
| $(d)$ | Aquatic amphibia | Cockroach, humans | Frog, pigeon, lizards |