- 1(current)
Q. No.Which statement is not true about photochemical smog?
| 1. | Photochemical smog is harmful to humans but has no effect on plants. |
| 2. | Plants like Pinus, Juniparus can help in reducing the photochemical smog. |
| 3. | Photochemical smog occurs in warm, dry, and sunny climates. |
| 4. | Common components of photochemical smog are ozone, nitric oxide, acrolein, formaldehyde, and peroxyacetyl nitrate. |
Subtopic: Air Pollution - Smog |
55%
From NCERT
NEET - 2023
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Match List-I with List-II :
Choose the correct answer from the options given below:
| List-I | List-II |
| (a) Biochemical oxygen demand | (i) Oxidising mixture |
| (b) Photochemical smog | (ii) Polar stratospheric cloud |
| (c) Classical smog | (iii) Organic matter in water |
| (d) Ozone layer depletion | (iv) Reducing mixture |
| (a) | (b) | (c) | (d) | |
| 1. | (i) | (iv) | (ii) | (iii) |
| 2. | (iii) | (iv) | (i) | (ii) |
| 3. | (iii) | (i) | (iv) | (ii) |
| 4. | (iv) | (iii) | (ii) | (i) |
Subtopic: Air Pollution - Smog | Water Pollution - Biological Oxygen Demand |
71%
From NCERT
NEET - 2022
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NEET 2023 - Target Batch - Aryan Raj Singh
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NEET 2023 - Target Batch - Aryan Raj Singh
Match List-1 with List-II
| List-I | List-II |
| (a). | (i). Acid rain |
(b).  |
(ii). Smog |
| (c). |
(iii). Ozone depletion |
| (d). | (iv). Tropospheric pollution |
Choose the correct answer from the options given below:
| (a). | (b). | (c). | (d). | |
| 1. | (iv). | (iii). | (i). | (ii). |
| 2. | (iii). | (ii). | (iv). | (i). |
| 3. | (i). | (ii). | (iii). | (iv). |
| 4. | (ii). | (iii). | (iv). | (i). |
Subtopic: Air Pollution - Smog |
61%
From NCERT
NEET - 2021
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NEET 2023 - Target Batch - Aryan Raj Singh
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NEET 2023 - Target Batch - Aryan Raj Singh
The incorrect statement about carbon monoxide is-
| 1. | It reduces the oxygen-carrying ability of blood. |
| 2. | The carboxyhaemoglobin (haemoglobin bound to CO) is less stable than oxyhaemoglobin. |
| 3. | It is produced due to incomplete combustion. |
| 4. | It forms carboxyhaemoglobin. |
Subtopic: Air Pollution - Smog |
86%
From NCERT
NEET - 2020
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NEET 2023 - Target Batch - Aryan Raj Singh
Hints
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NEET 2023 - Target Batch - Aryan Raj Singh
- 1(current)
Q. No.
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