Q. No.| 1. | Kilobase | 2. | Dobson unit |
| 3. | Decibels | 4. | Decameter |
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NEET MCQ Books for XIth & XIIth Physics, Chemistry & BiologyHigh dose of UV-B causes inflammation of cornea and is called as:
1. UV -blindness
2. Colour-blindness
3. Evening- blindness
4. Snow- blindness
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NEET MCQ Books for XIth & XIIth Physics, Chemistry & BiologyThe thickness of the ozone in a column of air from the ground to the top of the atmosphere is measured in terms of :
1. Dalton units
2. Svedberg units
3. Monomeric units
4. Dobson units
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NEET MCQ Books for XIth & XIIth Physics, Chemistry & BiologyDobson units are used to measure thickness of:
1. Ozone
2. Troposphere
3. CFCs
4. Stratosphere
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NEET MCQ Books for XIth & XIIth Physics, Chemistry & BiologySnow-blindness in Antarctic regions is due to:
| 1. | Inflammation of cornea due to high doses of UV-B radiation |
| 2. | High reflection of light from snow |
| 3. | Damage to the retina caused by infra-red rays |
| 4. | Freezing of fluids in the eye because of the low temperature |
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NEET MCQ Books for XIth & XIIth Physics, Chemistry & BiologyWhich of the following protocols did aim for reducing the emission of chlorofluorocarbons into the atmosphere?
1. Geneva protocol
2. Montreal protocol
3. Kyoto protocol
4. Gothenburg protocol
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NEET MCQ Books for XIth & XIIth Physics, Chemistry & BiologyWhich of the following statements about ozone is correct?
1. Tropospheric ozone protects us from UV radiation
2. Stratospheric ozone is 'bad'
3. Tropospheric ozone is 'good'
4. Stratospheric ozone protects us from UV radiation
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NEET MCQ Books for XIth & XIIth Physics, Chemistry & Biology1. Carbon
2. Cl
3. Fe
4. Oxygen
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NEET MCQ Books for XIth & XIIth Physics, Chemistry & Biology1. 5th June
2. 21st April
3. 16th September
4. 22nd April
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NEET MCQ Books for XIth & XIIth Physics, Chemistry & Biology2. ammonia
3. methane
4. nitrous oxide
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NEET MCQ Books for XIth & XIIth Physics, Chemistry & Biology
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