| Statement I: | Parenchyma is living but collenchyma is dead tissue. |
| Statement II: | Gymnosperms lack xylem vessels but presence of xylem vessels is the characteristic of angiosperms. |
| 1. | Acetylase | 2. | Permease |
| 3. | Polymerase | 4. | Beta-galactosidase |
| Statement I: | In \(\text{C}_3\) plants, some \( \text{O}_2\) binds to \(\text{RuBisCO},\) hence \(\text{CO}_2\) fixation is decreased. |
| Statement II: | In \( \text{C}_4\) plants, mesophyll cells show very little photorespiration while bundle sheath cells do not show photorespiration. |
| 1. | Both Statement I and Statement II are False |
| 2. | Statement I is True but Statement II is False |
| 3. | Statement I is False but Statement II is True |
| 4. | Both Statement I and Statement II are True |
| 1. | \(x\left(\mathrm{kcal}~ \mathrm{m}^{-2}\right) y r^{-1}\) |
| 2. | \(10 x\left(\mathrm{kcal} ~\mathrm{m}^{-2}\right) \mathrm{yr}^{-1}\) |
| 3. | \(\dfrac{100 x}{3 x}\left(\mathrm{kcal} ~\mathrm{m}^{-2}\right) \mathrm{yr}^{-1}\) |
| 4. | \(\dfrac{x}{10}\left(\mathrm{kcal} ~\mathrm{m}^{-2}\right) y r^{-1}\) |
| 1. | Somatic embryos | 2. | Protoplasts |
| 3. | Pollens | 4. | Callus |
| 1. | The DNA dependent RNA polymerase catalyses polymerization in one direction, that is 5' \(\rightarrow\) 3' |
| 2. | The DNA dependent DNA polymerase catalyses polymerization in 5' \(\rightarrow\) 3' as well as the 3' \(\rightarrow\) 5' direction. |
| 3. | The DNA dependent DNA polymerase catalyses polymerization in 5' \(\rightarrow\) 3' direction. |
| 4. | The DNA dependent DNA polymerase catalyses polymerization in one direction which is 3' \(\rightarrow\) 5'. |
| Assertion (A): | FSH acts upon ovarian follicles in female and Leydig cells in male. |
| Reason (R): | Growing ovarian follicles secrete estrogen in female while interstitial cells secrete androgen in human males . |
| 1. | Both (A) and (R) are True but (R) is not the correct explanation of (A). |
| 2. | (A) is True but (R) is False |
| 3. | (A) is False but (R) is True |
| 4. | Both (A) and (R) are True and (R) is the correct explanation of (A). |
| 1. | A, B, & E only | 2. | B, C & E only |
| 3. | C, D & E only | 4. | A, B & D only |
| Statement I: | In the nephron, the descending limb of loop of Henle is impermeable to water and permeable to electrolytes. |
| Statement II: | The proximal convoluted tubule is lined by simple columnar brush border epithelium and increases the surface area for reabsorption. |