MCQ
Centripetal xylem is the characteristic of:
- ✓Roots
- BStems
- CLeaf
- DPetiole
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| Column $I$ | Column $II$ |
| $A$. Growth | $I$. Production of offspring. |
| $B$. Reproduction | $II$. Composed of one or more cells. |
| $C$. Metabolism | $III$. Increase in mass and increase in number of individuals. |
| $D$. Cellular organization | $IV$. Sum total of all chemical reactions occurring in body. |
| Animal | Respiratory Organ | ||
| $A$ | Earthworm | $(i)$ | Moist cuticle |
| $B$ | Insects | $(ii)$ | Gills |
| $C$ | Fishes | $(iii)$ | Lungs |
| $D$ | Birds/Reptiles | $(iv)$ | Trachea |