MCQ
The enzyme which fixes $CO_2$ in $C_4$ plants is
- AHydrogenase
- ✓$PEP$ carboxylase
- CReductase
- D$RuBP$ carboxylase
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Complete the given statement with reference to $NCERT$ textbook


| Column $- I$ | Column $- II$ |
| $(1)$ Marginal | $(p)$ Argemone |
| $(2)$ Axile | $(q)$ Dianthus |
| $(3)$ Parietal | $(r)$ Pea |
| $(4)$ Free central | $(s)$ Lemon |