STD 11 - 6. Anatomy flowering plants — BIOLOGY STD 11 Science — Question

Statement $I:$

The coagulum is formed of network of threads called thrombins.

Statement $II :$

Spleen is the graveyard of erythrocytes.

In the light of the above statements, choose the most appropriate answer from the options given below:

$I$.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 $P$ $680$ .