MCQ
Which picture shows conjoint closed vascular bundles?
- A
- ✓
- C
- DNone of these pictures shows conjoint closed vascular bundles.

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|
Column $-I$ |
Column $-II$ |
|
$A.$ Light reaction |
$1.$ Membranous system |
|
$B.$ Dark reaction |
$2.$ $NADPH$ and $ATP$ product |
|
|
$3.$ Starch |
$A - B$
| Option | Characteristics | Class |
| $(a)$ | Sucking and circular mouth; jaws absent, integument without scales; paired appendages. | Cyclostomata |
| $(b)$ | Body covered with feathers; skin moist and glandular, fore-lims form wings; lungs with air sacs. | Aves |
| $(c)$ | Mammary gland; hair on body; pinnae; two pairs of limbs. | Mammalia |
| $(d)$ | Mouth ventral; gills without operculum; skin with placoid scales; persistent notochord. | Chondrichthyes |