Q. What is the pH required for the survival of aquatic animals and plants?

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Q. The acidic air pollutants reach the Earth’s surface because of wet deposition only.

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Q. Which of the following gases is responsible for the yellowing of the Taj Mahal?

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Q. Formation of aerosols by nucleation produces particles of size __________

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Q. The size of aerosol particles formed mechanically is minimum 1 micron.

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Q. What is the statement of the Kelvin effect in fluid droplets?

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Q. When a given gas has a temperature gradient, the aerosol particles move from higher temperature regions to low temperature regions. This effect is known as __________

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Q. Particle movement due to photophoresis depends on _________

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Q. The movement of particles from region of lower vapour to high vapour molecule concentration is known as diffusiophoresis.

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Q. Which of the following scattering phenomena is responsible for the blue colour of the sky?

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Q. When light is passed through a suspension, it’s intensity decreases due to _________

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Q. What is/are the inertial method(s) used to measure size of aerosol particles?

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Q. What does CNC stand for in the context of aerosol particles?

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Q. What type of colloid is an aerosol?

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Q. Aerosols contribute to global warming.

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Q. What is the size of the particles categorised as aerosols?

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Q. What does the aerodynamic diameter of an aerosol indicate?

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Q. What damages house paints?

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Q. In plants, acid leach, important elements in soil, resulting in reduced

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Q. Volcanoes' and 'natural firs' are natural sources of

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