Question
Table based guestions:


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| Number | Type | No. of Pairs | Region |
| ———— | Cervical | ————- | ————— |
| $T_1– T_{12}$ | ————- | $12$ pairs | ————- |
| $L_1 – L_5$ | ————- | $5$ pairs | Lower back |
| ————- | Sacral | ————- | Pelvic |
| ————– | Coccygeal | ————— | Tall region |

| Organism | Habitat | Respiratory surface/organ |
| 1. Insects | Terrestrial | ————— |
| 2. Amphibian tadpoles of frog, salamanders | —————- | —————- |
| 3. Fish | Aquatic | ————– |
| 4. Reptiles, Birds and Mammals | —————- | —————- |
| Types of ecosystems | Examples |
| (1) Aquatic | ————– |
| (2) Terrestrial | ————— |
| (3) Artificial | ————– |
| Column A | Column B |
| (1) Decrease in population density | ————– |
| (2) Increase in population density | ————— |
| (3) Exponential growth | ————– |
Complete the table.
| Event | Physical process |
| 1. Soaking of Seeds | —————- |
| 2. Water entering guard cells | —————- |
| 3. Exchange of gases | ————— |
| 4. Loss of water in liquid form | ————— |
| 5. Water coming out through earthen pot | ————— |
| 6. Loss of water in vapour form | ————— |
| 7. Absorption of solutes passively by carrier | ————— |
| 8. Spreading of fragrance of incense stick | ————— |
| Column A | Column B |
| (1) Ovary | ———— |
| (2) Pancreas | ———— |
| (3) Adrenal Medulla | ———— |