| Column I | Column II | ||
| a | Uniform motion | (i) | Body having uniform acceleration |
| b | Non-uniform motion. | (ii) | Body at rest. |
| c | The velocity-time graph is a circle | (iii) | Unequal distance covered in equal interval of time |
| d | Straight line parallel to time axis in position-time graph. | (iv) | Equal distances covered in equal intervals of time. |
| e | Straight line inclined to 45° with time axis is velocity-time graph | (v) | Not possible |
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| 1. | Nylon | (a) | Artificial silk |
| 2. | PET | (b) | Artificial wool |
| 3. | Rayon | (c) | Parachute |
| 4. | Acrylic | (d) | Polyester |
| 1. | Valency | Fe |
| 2. | Neutral particle | Proton |
| 3. | Iron | Electrons in the outermost orbit |
| 4. | Hydrogen | Neutron |
| 5. | Positively charged particle | Monovalent |
| 1. | Rubber | (a) | Erect |
| 2. | Greased paper | (b) | Inverted |
| 3, | Real image | (c) | Opaque medium |
| 4. | Virtual image | (d) | Translucent medium |
| i. | Clinical thermometer | A form of energy |
| ii. | Normal temperature of human body | 100°C |
| iii. | Heat | 37°C |
| iv. | Boiling point of water | 0°C |
| v. | Melting point of water | Kink |
| Pollen | (a) | anther |
| Ovule | (b) | protection |
| stamen | (c) | Powdery |
| Sepal | (d) | Seed |
| 1. | Raster Graphics | (a) | Vector |
| 2. | Picture | (b) | Real image |
| 3. | Beautify photos | (c) | Operating system |
| 4. | Virtual Reality in 3D | (d) | Photoshop |
| 5. | LINUX | (e) | PIXELS |
| Particle | Charge | Discoverer | |||
| i) | Proton | a) | n | 1. | James Chadwick |
| ii) | Electron | b) | P | 2. | Rutherford |
| iii) | Neutron | c) | e | 3. | J.J. Thomson |
| A | B |
| Nylon | Thermoplastic |
| PVC | Thermosetting plastic |
| Bakelite | Fibre |
| Teflon | Wood pulp |
| Rayon | Non-stick cookwares |
| Column 1 | Column 2 | ||
| 1. | Area | a. | light year |
| 2. | Distance | b. | m$^3$ |
| 3. | Density | c. | m$^2$ |
| 4. | Volume | d. | kg |
| 5. | Mass | e. | kg/m$^3$ |