Question
| Column 'A' | Column 'B' |
| Q.1. Concave mirror | (a) It is used in a compound microscope |
| Q.2. Convex lens | (b) It is used as a rear-view mirror in vehicles |
| (c) It is used by doctors |
| Column 'A' | Column 'B' |
| Q.1. Concave mirror | (a) It is used in a compound microscope |
| Q.2. Convex lens | (b) It is used as a rear-view mirror in vehicles |
| (c) It is used by doctors |
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| Column I | Column II | ||
| Q.1. | Insulin | a. | Regulates menstrual cycle. |
| Q.2. | Estrogen | b. | Regulates blood sugar level |
| c. | Increases breathing, heart beats. |
| Column I | Column II |
| Q.1. Sodium carbonate | p. $NaHCO _3$ |
| Q.2. Sodium bicarbonate | q. $NaNO _2$ |
| r. $Na _2 CO _3$ |
| Column I | Column II |
| Q.1. Salt | p. H2O |
| Q.2. Amphoteric | q. HNO3 |
| r. NaCl |
| Column I | Column II | ||
| Q.1. | Chloroplast | p. | Breakdown of pyruvate using O2 |
| Q.2. | Mitochondria | q. | Reduction of CO2 |
| r. | Stomatal pore |
| Colum $A$ | Colum $B$ |
| $Q.1.$ Inside a positively charged conducting sphere taking infinity as a reference point. | $a.$ Uniform non-zero electric field intensity in the vicinity. |
| $Q.2.$ Infinite sheet of charge having positive charges. | $b.$ Uniform decreasing potential in the vicinity. |
| $c.$ maximum magnitude of potential. |
| Column I | Column II | ||
| Q.1. | Human heart | p. | Bean-shaped |
| Q.2. | Human kidney | q. | Four-chambered |
| r. | Long-coiled tubule |
| Column I | Column II | ||
| Q.1. | Algae | p. | Holozoic nutrition |
| Q.2. | Cuscuta | q. | Parasitic nutrition |
| r. | Autotrophic nutrition |
| Column I | Column II | Column III |
| Q.1. Wood | a. Resistor | p. It is used to make resistance. |
| Q.2. Silicon | b. Semi- conductor | q. It stops electric current. |
| c. Insulator | r. It is used to make elec - tronic components. |
| Column I | Column II | ||
| Q.1. | Snail | p. | Controlling traits |
| Q.2. | Genes | q. | Can change sex |
| r. | Stability of DNA |
| Column I | Column II | ||
| Q.1. | Cytokinin | a. | Wilting of leaves |
| Q.2. | Abscisic acid | b. | Promotes cell-division |
| c. | Phototropism | ||