| Column 'A' | Column 'B' | Column 'C' |
| (1) Electromagnetic induction | (a) Silicon | A. Uncontrolled chain |
| (2) Nuclear plant | (b) Heat from coal | B. DC |
| (3) Photovoltaic cell | (c) Faraday | C. Chemical energy |
| (4) Thermal power plant | (d) Andhra pradesh | D. Changing magnetic field |
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| Column A | Column B |
| (1) Wilfley table method | (a) $SnO _2$ and $FeWO _4$ |
| (2) Hydraulic separation method | (b) CuFeS2 |
| (3) Magnetic separation method | (c) Ball mill |
| (4) Froth Floatation method | (d) Ore soaked in a solution |
| (e) Law of gravitation |
| Column 'A' | Column 'B' |
| (1) Series of solar cells | (a) Solar cell |
| (2) Series of solar panels | (b) Solar String |
| (3) Solar strings in parallel | (c) Solar panel |
| (4) semiconductor silicon | (d) Solar array |
| Column A | Column B |
| (1) Actin and Myosin | (a) Pancreas |
| (2) Ossein | (b) Skin |
| (3) Insulin | (c) Bones |
| (4) Melanin | (d) Muscles |
| Reactants | Products | Types of chemical reaction | ||
| $1.$ | $MgH_2$ | $\rightarrow$ | $Mg + H_2$ | Endothermic |
| $2.$ | $2H_2S + SO_2$ | $\rightarrow$ | $3S + 2H_2O$ | Oxidation |
| $3.$ | $CaO + H_2O$ | $\rightarrow$ | $Ca(OH)_2 +$ heat | Exothermic |
| Redox | ||||
| Column A | Column B | ||
| (1) | Tube feet | (a) | Hydra |
| (2) | Ventral foot | (b) | Nereis |
| (3) | Setae | (c) | Snail |
| (4) | Tentacles | (d) | Earthworm |
| (5) | Parapodia | (e) | Starfish |
| Column 'A' | Column 'B' |
| (1) Redemption | (a) Link between emergency measures and national progress |
| (2) Restoration | (b) Plan for minimizing thedamage. |
| (3) Resurgence | (c) Plan is prepared to minimize destruction. |
| (4) Preparation | (d) Link between measures after disaster and national development. |
| Column 'A' | Column 'B' | Column 'C' |
| (1) Coal | (a) Potential energy | A. Wind electricity plant |
| (2) Uranium | (b) Kinetic energy | B. Hydro electric plant |
| (3) Water reservoir | (c) Nuclear energy | C. Thermal plant |
| (4) Wind | (d) Thermal energy | D. Nuclear power station |
| Column $A$ | Column $B$ | ||
| $(1)$ | Persistence of Vision | $(a)$ | $2.4 \ cm$ |
| $(2)$ | Distance of distinct vision | $(b)$ | $\frac{1}{16}^{th}$ of a second |
| $(3)$ | Diameter of eye ball | $(c)$ | $2 \ cm$ is a lens |
| $(4)$ | Focal length of healthy eye lens | $(d)$ | $25 \ cm$ |
| Column A | Column B |
| (1) Aerobic respiration | (a) Nuclear division |
| (2) Anaerobic respiration | (b) Oxygen is involved |
| (3) Karyokinesis | (c) Cytoplasmic division |
| (4) Cytokinesis | (d) Oxygen is not involved |