Question


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| 1. | Petal | Opuntia |
| 2. | Fern | Chrysanthemum |
| 3. | Phylloclade | Attracts insect |
| 4. | Hooks | Spore |
| 5. | Sucker | Bignonia |

| 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. | Rubber | (a) | Erect |
| 2. | Greased paper | (b) | Inverted |
| 3, | Real image | (c) | Opaque medium |
| 4. | Virtual image | (d) | Translucent medium |
| 1. | Cell | used to open or close a circuit |
| 2. | Switch | safety device used in electric circuit |
| 3. | Circuit | A complete path for the flow of an electric current |
| 4. | Miniature circuit Breaker | Reset by hand, circuit becomes complete once again |
| 5. | Fuse | A device which converts chemical energy into electrical energy |