| Column A (Scientist) | Column B (Theory) |
| (1) Dixon and Joly | (a) Starch-sugar inter conversion |
| (2) Steward | (b) Osmotic absorption theory |
| (3) Atkins and Pristley | (c) Non-osmotic absorption theory |
| (4) Kramer and Thimann | (d) Cohesion tension theory |
| Column A (Scientist) | Column B (Theory) |
| (1) Dixon and Joly | (d) Cohesion tension theory |
| (2) Steward | (a) Starch-sugar inter conversion |
| (3) Atkins and Pristley | (b) Osmotic absorption theory |
| (4) Kramer and Thimann | (c) Non-osmotic absorption theory |
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| Blood group | Antigen or agglutinogens On RBC | Antibody or agglutinins in the serum | Genotypes | Can donate blood to - | Can receive blood from - |
| A | ___________ | B | I^(A)I^(A) or I^(A)I^(O) | A and AB | A,O |
| B | B | A | or | _____ | B,O |
| _____ | ___________ | Nil | I^(A)I^(B) | AB | _____ |
| O | Nil | _____ | I^(O)I^(O) | ________ | 0 |
| Respiratory organs | Alternative name |
| (1) Larynx | (a) Lid of larynx |
| (2) Trachea | (b) Air sacs |
| (3) Alveoli | (c) Sound box |
| (4) Epiglottis | (d) Windpipe |