Question
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| Group A | Group B |
| 1) Ether | a) –OH |
| 2) Ketone | b) –O– |
| 3) Ester | c) –CO– |
| 4) Alcohol | d) –COO |
| Column A | Column B |
| (1) Corynobacterium | (a) Lactic acid |
| (2) Aspergillus niger | (b) Itaconic acid |
| (3) Lactobacillus delbrueckii | (c) Gluconic acid |
| (4) Aspergillus itaconius | (d) Wine |
| (e) L-glulamic acid |
| Column A | Column B | ||
| (1) | Pisces | (a) | Salamander |
| (2) | Amphibia | (b) | Penguin |
| (3) | Reptilia | (c) | Scoliodon |
| (4) | Aves | (d) | Dolphin |
| (5) | Mammalia | (e) | Tortoise |
| Column A | Column B |
| 1) Eka-aluminium | a) Scandium |
| 2) Eka-Silicon | b) Gallium |
| 3) Eka- boron | c) Germanium |
| d) Beryllium |
| Column A | Column B | ||
| (1) | Microscope | (a) | Torches and headlights |
| (2) | Telescope | (b) | Observation of plant and animal cells |
| (3) | Simple microscope | (c) | To observe distant objects |
| (4) | Concave mirror | (d) | Watch repairers |
| (e) | Correction of eye defect |
| Column A | Column B |
| 1) Dry air | a) 4 °C |
| 2) Humid air | b) Relative humidity 100% |
| 3) Saturated air/Dew point temperature | c) Relative humidity below 60% |
| 4) Maximum density of water | d) Relative humidity above 60% |
| e) – 4 °C |
| Column 'A' | Column 'B' |
| (1) War | (a) Atmospheric disaster |
| (2) Volcano | (b) Biological disaster |
| (3) Cyclones | (c) Geological disaster |
| (4) Infectious virus | (d) Man-made disaster |
| Column A | Column B |
| (1) Refraction | (a) With respect to vacuum |
| (2) Refractive index | (b) Change in direction of light |
| (3) Absolute refractive | (c) $\frac{\sin i}{\sin r}$ |
| (4) Dispersion | (d) Mirage |
| Column $A$ | Column $B$ | ||
| $(1)$ | Heat | $(a)$ | $cal/g^\circ C$ |
| $(2)$ | Specific heat capacity | $(b)$ | $kg/m^3$ |
| $(3)$ | Absolute humidity | $(c)$ | calorie |