Question
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Answer
- (c)
- (d)
- (a)
- (b)
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Match the following
| Rabies | Salmonella |
| Cholera | Yellow Urine |
| Tuberculosis | Cramps in legs |
| Hepatitis | Hydrophobia |
| Typhoid | Mycobacterium |
| 1. | Plastic bags | (a) | Polyvinyl chloride |
| 2. | PVC | (b) | Natural fibre |
| 3. | Melamine | (c) | Non-bio degradable |
| 4. | Wood | (d) | Thermosetting plastic |
| Column I | Column II | ||
| a | Uniform motion | (i) | Body having uniform acceleration |
| b | Non-uniform motion. | (ii) | Body at rest. |
| c | The velocity-time graph is a circle | (iii) | Unequal distance covered in equal interval of time |
| d | Straight line parallel to time axis in position-time graph. | (iv) | Equal distances covered in equal intervals of time. |
| e | Straight line inclined to 45° with time axis is velocity-time graph | (v) | Not possible |
Write short notes on constellations.
| 1. | Real image | (a) | Diffuse reflection |
| 2. | Virtual image | (b) | An optical device which produces reflection |
| 3. | Mirror | (c) | Cannot be taken on screen |
| 4. | A type of light scattering | (d) | Can be taken on screen |
Match the following
| 1. | Cell | used to open or close a circuit |
| 2. | Switch | safety device used in electric circuit |
| 3. | Circuit | A complete path for the flow of an electric current |
| 4. | Miniature circuit Breaker | Reset by hand, circuit becomes complete once again |
| 5. | Fuse | A device which converts chemical energy into electrical energy |
Match the following
| 1. | Transporting channel | Nucleus |
| 2. | Suicidal bag | Endoplasmic reticulum |
| 3. | Control room | Lysosome |
| 4. | Power house | Chloroplast |
| 5. | Food producer | Mitochondria |
Match the following.
| 1. | Monera | Moulds |
| 2. | Protista | Bacteria |
| 3. | Fungi | Neem |
| 4. | Plantae | Butterfly |
| 5. | Animalia | Euglena |
- Protozoa- (a) Spongy bones
- Annelida- (b) Hermaphrodite
- Coelenterata- (c) Soft body
- Aves- (d) Colonial forms
- Mollusca- (e) Conjugation