MCQ
Birds have bipedal locomotion as it
- AReduces body weight
- BIncreases rate of locomotion
- CProvides more support to the body
- ✓Spares forelimbs for flight
Generate a complete, print-ready paper with questions like this in minutes — across 16+ boards, with answer keys.
| List $I$ | List $II$ |
| $A.$ Axoneme | $I.$ Centriole |
| $B.$ Cartwheel pattern | $II.$ Cilia and flagella |
| $C.$ Crista | $III.$ Chromosome |
| $D.$ Satellite | $IV.$ Mitochondria |
Choose the correct answer from the options given below :
$I.$ Each actin (thin filament) is made up of $2 \mathrm{~F}$ (filamentous) actins
$II.$ $F-$actin is the polymer of G (globular) actin
$III.$ $2 \mathrm{~F}=$ actins are twisted into a helix
$IV.$ Two strands of tropomyosin (protein) lies in the grooves of $F-$actin
The correct option is