- A$1$ litre
- ✓$1.5$ litres
- C$2$ litres
- D$2.5$ litres
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| Column $- I$ | Column $- II$ |
| $(1)$ Psilopsida | A. Sellaginella |
| $(2)$ Lycopsida | $(B)$ Adiantum |
| $(3)$ Sphenopsida | $(C)$ Equisetum |
| $(4)$ Pteropsida | $(D)$ Psilotum |
$(i)$ Glycocalyx is the outermost envelope in bacteria.
$(ii)$ The glycocalyx could be a loose sheath called capsule.
$(iii)$ The glycocalyx may be thick and tough called slime layer.
$(iv)$ A special structure formed by the plasma membrane is called mesosome.
$(v)$ Small bristle like fibres sprouting out of the cell are called fimbriae.

$I.$ Each myosin is a polymerized protein
$II.$ Many meromyosin constitutes one thick filament (myosin)
$III.$ Each meromyosin's tail is called heavy meromyosin $(HMM)$ and head is called light meromyosin $(LMM)$
$IV.$ The globular head is an active $ATP$ ase enzyme and has binding sites for $ATP$ and active sites for actin
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