Question
| 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. 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. Alpha particles | c. Positively charged particles |
| 2. Uranium-235 | d. Krypton – 92, Barium 141 |
| 3. Helium | a. Inert element |
| 4. Isotopes | f. ${ }^{12} C _r{ }^{13} C _r{ }^{14} C$ |
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| 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 |
| Column A | Column B |
| 1. Borosilicate glass | a. Oxide of specific metal. |
| 2. Alkali silicate glass | b. Sand, soda, limestone, barium oxide and boron. |
| 3. Lead glass | c. Sand and soda. |
| 4. Optical glass | d. Sand, soda, limestone and lead oxide. |
| 5. Coloured glass | e. Sand, soda, boric acid and aluminium oxide. |
| Column ‘A’ | Column ‘B’ |
| 1. Lead glass | a. Plates |
| 2. Bakelite | b. Mattresses |
| 3. Thermocol | c. Electric bulb |
| 4. Optic glass | d. Electric switch |
| 5. Polypropylene | e. Lens |
| Column ‘A’ | Column ‘B’ |
| 1. Water containing cobalt | a. Mental retardation |
| 2. Methane gas | b. Paralysis |
| 3. Water containing lead | c. Inflammation of lungs |
| 4. Sulphur dioxide | d. Skin cancer |
| 5. Nitrogen dioxide | e. Irritation of eyes |
| 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 |
| Bacterial diseases | Bacteria |
| 1. Typhoid | (a) Mycobacterium tuberculi |
| 2. Cholera | (b) Bacillus |
| 3. Diarrhoea | (c) Vibrio choleri |
| 4. Tuberculosis | (d) Salmonella typhi |
| Living organism | Group |
| 1. Clostridium titani | (a) Heterotrophic Protista |
| 2. Paramoecium | (b) Fungi |
| 3. Chlamydomonas | (c) Bacteria belonging to Monera |
| 4. Baker’s yeast | (d) Algae |
| (e) Virus |
| Column ‘A’ | Column ‘B’ |
| 1. The Great Himalayan National Park | a. Asiatic lion |
| 2. Kaziranga | b. Tigers |
| 3. Bharatpur | c. Aquatic birds |
| 4. Ranthambore | d. One-horned Rhino |
| 5. Gir forest | e. White panther |
| 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 |
| S. No. | A | S. No. | B |
| (i) | Kharif crops | (a) | Food for cattle |
| (ii) | Rabi crops | (b) | Urea and superphosphate |
| (iii) | Chemical fertilisers | (c) | Animal excreta, cow-dung, and plant waste |
| (iv) | Organic manure | (d) | Wheat, gram, pea |
| (e) | Paddy and maize |