MCQ
What will happen if ligaments are cut or broken?
- ABones will move freely at joints.
- BNo movement at joint.
- ✓Bone will become unfix.
- DBone will become fixed.
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| Excretory structure$/$ organ | Animals | ||
| $A$ | Protonephridia | $i.$ | Prawn |
| $B$ | Nephridia | $ii.$ | Cockroach |
| $C$ | Malpighian tubules | $iii.$ | Earthworm |
| $D$ | Green gland or Antennal gland | $iv.$ | Flatworms |
|
Column $I$ $(Excretory\, organs)$ |
Column $II$ $(Animals)$ |
|
$A.$ Nephridia |
$p$ Hydra |
|
$B.$ Malpighian tubules |
$q$ Leech |
|
$C.$ Protonephridia |
$r$ Shark |
|
$D.$ Kidneys |
$s$ Round worms $t$ Cockroach |
$I$. Liver $II.$ Gastric gland $III.$ Pituitary gland $IV.$ Thyroid
Choose the correct option