MCQ
Frogs differ from humans in possessing
- Apaired cerebral hemispheres
- Bhepatic portal system
- ✓nucleated red blood cells
- Dthyroid as well as parathyroid.
Generate a complete, print-ready paper with questions like this in minutes — across 16+ boards, with answer keys.
$(i)$ Unicellular, colonial, filamentous, symbiotic or free living.
$(ii)$ The colonies are surrounded by a gelatinous sheath.
$(iii)$ Some can fix atmospheric nitrogen in specialized cells called heterocysts.
$(iv)$ They often form blooms in water bodies.