Question
| Column I | Column II |
| 1. Potassium dichromate | a. Complex compound |
| 2. Cyanocobalamine | b. Element |
| 3. Air | c. Compound |
| 4. Silver | d. Mixture |
| Column I | Column II |
| 1. Potassium dichromate | a. Complex compound |
| 2. Cyanocobalamine | b. Element |
| 3. Air | c. Compound |
| 4. Silver | d. Mixture |
| Column I | Column II |
| 1. Potassium dichromate | c. Compound |
| 2. Cyanocobalamine | a. Complex compound |
| 3. Air | d. Mixture |
| 4. Silver | b. Element |
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| Column ‘A’ | Column ‘B’ |
| 1. Nucleus | a. Pipelines of the cell |
| 2. Endoplasmic reticulum | b. Powerhouse of the cell |
| 3. Golgi complex | c. Suicidal bags |
| 4. Mitochondria | d. Packing department |
| 5. Lysosomes | e. Controlling centre |
| Column 1 | Column II |
| 1. Milk | a. Alloy |
| 2. Lemonade | b. Colloid |
| 3. Sand and water | c. Solution |
| 4. Brass | d. Suspension |
| Group ‘A’ | Group ‘B’ |
| 1. Fluid | a. Higher pressure |
| 2. Blunt knife | b. Atmospheric pressure |
| 3. Sharp needle | c. Specific gravity |
| 4. Relative density | d. Lower pressure |
| 5. Hectopascal | e. Same pressure in all directions |
| Column ‘A’ | Column ‘B’ |
| 1. Class A fire | a. Electrical components |
| 2. Class B fire | b. Gaseous substances |
| 3. Class C fire | c. Chemical substances |
| 4. Class D fire | d. Liquid substances |
| 5. Class E fire | e. Solid substances |
| Importance of the day | Date |
| 1. World Diabetes Day | (a) 7th April |
| 2. World Heart Day | (b) 14th June |
| 3. World Blood Donation Day | (c) 29th September |
| 4. World Health Day | (d) 14th November |
| Group A | Group B |
| 1. Tamarind | a. Acetic acid |
| 2. Curd | b. Citric acid |
| 3. Lemon | c. Tartaric acid |
| 4. Vinegar | d. Lactic acid |
| Group ‘A’ | Group ‘B’ |
| 1. Temperature of a healthy human body | a. 296 K |
| 2. Boiling point of water | b. 98.6 °F |
| 3. Room temperature | c. 0°C |
| 4. Freezing point of water | d. 212 °F |
| Column A | Column B |
| 1. Silver | a. Copper + tin |
| 2. Mercury | b. Medicines |
| 3. Platinum | c. Thermometer |
| 4. Brass | d. Catalyst |
| Column I | Column II |
| 1. Alpha particles | a. Inert element |
| 2. Uranium-235 | b. Negatively charged particles |
| 3. Helium | c. Positively charged particles |
| 4. Isotopes | d. Krypton – 92, Barium 141 |
| e. U-233, Th-232 | |
| f. ${ }^{12} C ,{ }^{13} C { }^{14} C$ |
| Column I | Column II |
| 1. Proton | a. Negatively charged |
| 2. Electron | b. Neutral |
| 3. Neutron | c. Positively charged |