Question
| 1. | Real image | (a) | Diffuse reflection |
| 2. | Virtual image | (b) | An optical device which produces reflection |
| 3. | Mirror | (c) | Cannot be taken on screen |
| 4. | A type of light scattering | (d) | Can be taken on screen |
| 1. | Real image | (a) | Diffuse reflection |
| 2. | Virtual image | (b) | An optical device which produces reflection |
| 3. | Mirror | (c) | Cannot be taken on screen |
| 4. | A type of light scattering | (d) | Can be taken on screen |
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| 1. | Rohini | GSLV-Mark III |
| 2. | GSAT-14 | GSLV Mark III M1 |
| 3. | GSAT-19 | SLV-3 |
| 4. | Chandrayaan-2 | PSLV-XL C25 |
| 5. | Mangalyaan | GSLV-D5 |

| 1. | Galileo Galilei | (a) | Earth is at the centre |
| 2. | Heliocentric theory | (b) | Dr. A.P.J. Abdul Kalam |
| 3. | Geo-centric theory | (c) | Jupiter – bound space probe |
| 4. | ‘ Missile man of India | (d) | Sun is at the centre |
| 1. | Petal | Opuntia |
| 2. | Fern | Chrysanthemum |
| 3. | Phylloclade | Attracts insect |
| 4. | Hooks | Spore |
| 5. | Sucker | Bignonia |
| 1. | Monera | Moulds |
| 2. | Protista | Bacteria |
| 3. | Fungi | Neem |
| 4. | Plantae | Butterfly |
| 5. | Animalia | Euglena |
| Pellagra | (a) | Water |
| Allergies | (b) | Folic acid |
| Rabies | (c) | Pollen |
| Anaemia | (d) | skin |
| 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$^3$ |
| 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 |
| 1. | Rectilinear propagation | Primary source of light |
| 2. | Plane Mirror | Non-luminous object |
| 3. | Fire fly | Periscope |
| 4. | The Moon | Pinhole camera |
| 5. | Wide light source | Spectrum of light |
| 6. | Regular reflection | luminous object |
| 7. | The sun | Penumbra |
| 8. | Band of seven colors | Glossy surface |