MCQ
Chemiosmosis requires
$I.$ a membrane,
$II$ proton pump,
$III$ proton gradient
- A$II$ and $III$ only
- B$I$ and $III$ only
- C$I$ and $II$ only
- ✓$I, II,$ and $III$
$I.$ a membrane,
$II$ proton pump,
$III$ proton gradient
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| Organisms | Characteristics |
| ($a$) Platyhelminthes | ($i$) Cylindrical body with no segmentation |
| ($b$) Echinoderms | ($ii$) Warm blooded animals with direct development |
| ($c$) Hemichordates | ($iii$) Bilateral symmetry with incomplete digestive system |
| ($d$) Aves | ($iv$) Radial symmetry with indirect development |
$R$ - Cellulose is important component of plant cell wall
$A.$ Cyanophyceae $a.$ Green colour
$B.$ Chlorophyceae $b.$ Blue green colour
$C.$ Phaeophyceae $c.$ Red colour
$D.$ Rhodophyceae $d.$ Brown colour