MCQ
Typical plant growth shows $..........$ curve.
- A$J-$shaped.
- ✓$S-$shaped.
- C$I-$shaped.
- DParabolic.
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$I.$ Increase in the volume of the thoracic chamber in dorsoventral axis
$II.$ Upward and outward movement of the ribs
$III.$ Contraction of intercostal muscles
$IV.$ Entry of air inside the lungs
$V.$ Contraction of the diaphragm
$VI.$ Increase in the volume of the thoracic chamber in antero-posterior axis
Choose the correct option
| Column $I$ | Column $II$ | ||
| $A$ | Cuticle | $i.$ | Guard cells |
| $B$ | Bulli from cell | $ii.$ | Single layer |
| $C$ | Stomata | $iii.$ | Waxy layer |
| $D$ | Epidermis | $iv.$ | Empty colourless cell |
$(i)$ Growth cannot be taken as a defining property of living organism.
$(ii)$ Dead organism does not grow.
$(iii)$ Reproduction cannot be an all inclusive defining characteristic of living organisms.
$(iv)$ No non-living object is capable of replicating itself.
$(v)$ Metabolism in a test tube is non-living.
$(vi)$ Metabolism is a defining feature of all living organisms.