Question
Match the Column I with Column II.


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| 1. Neuroglia | (a) Conduct nerve impulses |
| 2. Electrical impulse | (b) Connects the lobe of the cerebellum |
| 3. Pons | (c) Cerebrospinal fluid |
| 4. Brain | (d) Do not conduct nerve impulses |
| 5. Dendrites | (e) Information from the receptor |
| 1. LED | (a) heating device |
| 2. Fuse wire | (b) alloy |
| 3. Tungsten | (c) semiconductor device |
| 4. Nichrome | (d) Filament |
| 5. Electric heater | (e) MCB |
| 1. Boyle’s Law | (a) |
| 2. Absolute Scale | (b) V ∝ t |
| 3. Charle’s Law | (c) |
| 4. Boltzmann Constant | (d) V ∝ n |
| 5. Avogadro’s Law | (e) 0 K (zero kelvin) |
| i. $H _2 O$ | (a) 180 g |
| ii. $NH _3$ | (b) 44 g |
| iii. $CO _2$ | (c) 17 g |
| iv. $C _6 H _{12} O _6$ | (d) 18 g |
| 1. $CH _3- CH _2 OH$ | (a) Ethanal |
| 2. $CH _3- COOH$ | (a) Ethanal |
| 3. $CH _3- CHO$ | (c) Propanone |
![]() | (d) Ethanoic acid |
| Elements | Electronegative value |
| i. F | (a) 2.5 |
| ii. Cl | (b) 2.8 |
| iii. Br | (c) 3.0 |
| iv. I | (d) 4.0 |
| i. Solubility of $KNO _3$ | (a) decreases with increase in temperature |
| ii. The solubility of CaO | (b) increases with increase in pressure |
| iii. The solubility of oxygen | (c) increases with increase in temperature |
| iv. Solubility of $CO _2$ | (d) more in cold water |

| Sample | pH |
| (i) Sour milk | (a) 4.2 |
| (ii) Tomato juice | (b) 4.5 |
| (iii) Seawater | (c) 12 |
| (iv) Lime water | (d) 8 |
| i. 22 g of $CO _2$ | (a) 2 moles |
| ii. 18 g of $H _2 O$ | (b) 4 moles |
| iii. 360 g of Glucose | (c) 0.5 mole |
| iv. 64 g of $CH _4$ | (d) 1 mole |