MCQ
In brown algae, the cell wall is made of :
- ACellulose
- BPectin
- ✓Cellulose and algin
- DBoth (a) and (b)
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$Statement-2 :$ Aristotle divided animals into group - Anaima and Enaima.
$I$.In $C_{4}$-plants, the primary $C O_{2}$ acceptor is $P E P$.
$II$. In the photosynthetic process, PS-II absorbs energy at or just below $680 \;nm$.
$III$. The pigment that is present in the Pigment System-$I$ is $P$ $680$ .