MCQ
Because of mitosis :
- ACell repairing occurs
- BThe growth of multicellular organisms occurs
- CPlant grows continuous through out their life
- ✓Given all
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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 $I$ (Terms) |
Column $II$ (Features) |
| $A.$ Exocrine gland | $I.$ They help to stop substances fromleaking across a tissue |
| $B.$ Endocrine gland | $II.$ Hormones are secreted directlyinto the fluid bathing the gland |
| $C.$ Tight junctions | $III.$ They perform cementing to keepneighbouring cells together. |
| $D.$ Adhering junctions | $IV.$ Secretes mucus, saliva, earwax,oil, milk, digestive enzymes andother cell products |