| 1. | Biotic factor | Terrestrial Ecosystem |
| 2. | Sewage | Land pollution |
| 3. | Fertilizers | Air pollution |
| 4. | Desert | Water Pollution |
| 5. | Smoke | Animals |
| 1. | Biotic factor | Animals |
| 2. | Sewage | Water Pollution |
| 3. | Fertilizers | Land pollution |
| 4. | Desert | Terrestrial Ecosystem |
| 5. | Smoke | Air pollution |
Generate a complete, print-ready paper with questions like this in minutes — across 16+ boards, with answer keys.
| Property | Example |
| Breaks easily (Brittle) | Metal pan |
| Bends readily | Rubber band |
| Can be stretched easily | Cotton wool |
| Gets compressed easily | Mud pot |
| Gets heated readily | Plastic wire |
| 1 | Average kinetic energy of molecule | i. | Borosilicate |
| 2 | Pyrex glass | ii. | Railway Tracks |
| 3 | Thermal expansion | iii. | Burning |
| 4 | Heat transfer SamacheerKalvi.Guide | iv. | Temperature |
| 5 | Kerosene | v. | 20^(@)C to 10^(@)C |
| First-generation computer | Artificial Intelligence |
| Second-generation computer | Integrated Circuit |
| Third generation computer | Vacuum tubes |
| Fourth-generation computer | Transistor |
| Fifth-generation computer | Micro processor |
| 1. | Length of the fore arm | metre |
| 2. | SI unit of length | second |
| 3. | Nano | $10^3$ |
| 4. | SI Unit of time | $10^{-9}$ |
| 5. | Kilo | Cubit |
| 1. | MAC OS | Free and Open-source Software |
| 2. | Software | Paid and Proprietary Software |
| 3. | Hardware | Input Device |
| 4. | Keyboard | RAM |
| 5. | LINUX | Geogebra |
| 1. |  |
a. Circular motion |
| 2. |  |
b. Oscillatory motion |
| 3. |  |
c. Linear motion |
| 4. |  |
d. Rotatory motion |
| 5. |  |
e. Linear and rotatory motion |
| 1. | Mountain | Monocot |
| 2. | Desert | Branches |
| 3. | Stem | Dry place |
| 4. | Photosynthesis | Himalayas |
| 5. | Fibrous root | Leaves |
| 1. | Control center | Energy producer |
| 2. | Food producer (Plant cell) | Mitochondria |
| 3. | Gate of the nucleus | Nucleus |
| 4. | Gate of the cell | Chloroplasts |
| 5. | Energy producer | Nuclear membrane |