MCQ
Which have minimum concentration of urea in blood
- ARenal arteries
- ✓Renal vein
- CAortic arteries
- DVena cava
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| Column$-I$ | Column$-II$ |
| $(a)$. Limulus | $(i)$ Tusk shell |
| $(b)$. Ophiura | $(ii)$ Tapeworm |
| $(c)$. Taenia | $(iii)$ Brain coral |
| $(d)$. Meandrina | $(iv)$ King crab |
| $(e)$. Dentalium | $(v)$ Brittle star |
| A. Multiload 375 | I. Pills |
| B. Vasectomy | II. Sterilisation |
| C. Saheli | III. IUD |
|
Column $-I$ |
Column $-II$ |
|
$(a)$ Ureotelic |
$(I)$ Bony fishes, aquatic amphibians and aquatic insects |
|
$(b)$ Ammonotelic |
$(II)$ Mammals, marine fishes |
|
$(c)$ Uricotelic |
$(III)$ Reptiles, birds, land snails and insects |