Air 2 (Form 1, Biology)

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Air topics for Form 1 Biology in Cameroon.

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Air 2 (Form 1, Biology)


Froggy Jumps Air 2 (Form 1, Biology)Versión en línea Air topics for Form 1 Biology in Cameroon. por YAKILI LMS 1 What is a chlorofluorocarbon (CFC) mainly used for originally? a Refrigerants and propellants b Fuel for engines c Food preservatives 2 Which pollutant is primarily linked to ozone layer depletion? a Noise pollution b Smoke from chimneys c Chlorofluorocarbons (CFCs) 3 What is a common source of air smoke in cities? a Vehicle exhaust b Drinking water c Forest fires only 4 Which pollutant causes acid rain when combined with rain? a Water vapor b Ozone c Sulfur dioxide 5 Which pollutant is a major contributor to smog in cities? a Nitrogen oxides b Helium c Argon 6 Noise pollution mainly affects which part of health? a Vision and taste b Digestion and nails c Hearing and stress 7 Which source emits most smoke in many towns? a Solar panels b Wind turbines c Industrial chimneys 8 What is the first step of air purification? a Ozone destruction b Source control c Planting trees only 9 Which method removes pollutants by filtering air? a Filtration b Condensation c Ignition 10 Which device uses activated carbon to clean air? a Air fryer b Air purifier c Vacuum cleaner 11 What is a key effect of air pollution on health? a Better vision b Respiratory problems c Increased memory 12 Which gas is often reduced by catalytic converters? a Carbon monoxide b Oxygen c Hydrogen 13 Which practice helps prevent air pollution at the source? a Using public transport b Leaving engines idling c Burning trash 14 Which air pollutant is linked to heart disease? a Fine particulates (PM2.5) b Helium c Neon 15 Which of the following purifies air chemically? a Dissolution b Ignition c Absorption 16 What is the term for pollutants that settle as dust? a Vapors b Gases c Particulates 17 Which pollutant contributes to respiratory irritation? a Smog components b Oxygen c Hydrogen gas 18 Which practice reduces smoke pollution? a Ignoring leaks b Regular vehicle maintenance c Overloading engines 19 Which method uses plants to clean air? a Bioremediation b Filtration only c Vaporization 20 What is a smoke pollutant? a Water vapor b Particulate matter c Oxygen 21 Which source releases sulfur dioxide? a Planting trees b Solar energy c Burning fossil fuels 22 Which is a benefit of air purification? a Higher pollution b Increased noise c Cleaner breathable air 23 Which pollutant harms the atmosphere's balance? a Water vapor b CFCs c Nitrogen 24 What is the role of a scrubber in industry? a Produce electricity b Add perfume c Remove pollutants from gas 25 Which practice reduces vehicle emissions? a Carpooling b Increasing speed violently c Leaving engines idling 26 Which pollutant is a major greenhouse gas? a Helium b Neon c Carbon dioxide 27 What does ozone near ground level cause? a Cool weather b Smog and health issues c Better crops 28 Which method uses sunlight to break pollutants? a Photocatalysis b Filtration c Condensation 29 What is a common indoor air pollutant? a Oxygen b Dust c Hydrogen 30 Which international action reduces air pollution? a Forest clearing b Emission standards c Animal breeding 31 Which pollutant forms acid rain with water? a Sulfur dioxide b Oxygen c Nitrogen gas 32 What is the effect of noise on learning? a Better memory b Faster reading c Reduced concentration 33 Which pollutant comes from diesel engines? a Liquid nitrogen b Nitrogen oxides c Ozone 34 Which cleaning method uses water and air to remove dust? a Freezing b Combustion c Ventilation 35 What can reduce air pollution in cities? a More traffic lanes b Brick buildings c Green spaces and trees 36 Which pollutant is often visible as a dark plume? a Mist b Smoke c Steam 37 What is a primary effect of air pollutants on ecosystems? a More wildlife b Damage to vegetation c Increased rainfall 38 Which action helps purify indoor air? a Plug all vents b Seal rooms tightly c Ventilate rooms 39 Which gas contributes to air acidity when dissolved in rain? a Sulfur dioxide b Argon c Nitrogen 40 What does filtration in air purification do? a Remove solid particles b Add gases c Increase humidity 41 Which pollutant is a solvent in plastics that vents to air? a Volatile organic compounds (VOCs) b Helium c Argon 42 What is the aim of preventive air measures? a Spread pollutants b Reduce emissions c Increase smoke 43 Which fuel change reduces soot? a Higher sulfur fuels b More coal use c Cleaner fuels 44 What device helps monitor air quality? a Barometer b Air quality index (AQI) sensor c Thermostat 45 What is renewable energy's effect on air pollution? a Increases emissions b No effect c Reduces emissions 46 Which is a natural method of air cleaning? a Industrial chimneys b Forests absorbing pollutants c Vehicle exhausts 47 What does 'PM2.5' refer to? a Fine inhalable particles b Large debris c Water droplets 48 Which action reduces smoke from cooking fires? a More wood burning b Open flames only c Improved cookstoves 49 What is a key prevention measure for air pollution? a Increasing factory hours b Public transport promotion c exporting smoke 50 Which pollutant is linked to respiratory infections? a Particulate matter b Oxygen c Neon

Air 2 (Form 1, Biology)

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Air 2 (Form 1, Biology)Versión en línea

por YAKILI LMS

What is a chlorofluorocarbon (CFC) mainly used for originally?

Which pollutant is primarily linked to ozone layer depletion?

What is a common source of air smoke in cities?

Which pollutant causes acid rain when combined with rain?

Which pollutant is a major contributor to smog in cities?

Noise pollution mainly affects which part of health?

Which source emits most smoke in many towns?

What is the first step of air purification?

Which method removes pollutants by filtering air?

Which device uses activated carbon to clean air?

What is a key effect of air pollution on health?

Which gas is often reduced by catalytic converters?

Which practice helps prevent air pollution at the source?

Which air pollutant is linked to heart disease?

Which of the following purifies air chemically?

What is the term for pollutants that settle as dust?

Which pollutant contributes to respiratory irritation?

Which practice reduces smoke pollution?

Which method uses plants to clean air?

What is a smoke pollutant?

Which source releases sulfur dioxide?

Which is a benefit of air purification?

Which pollutant harms the atmosphere's balance?

What is the role of a scrubber in industry?

Which practice reduces vehicle emissions?

Which pollutant is a major greenhouse gas?

What does ozone near ground level cause?

Which method uses sunlight to break pollutants?

What is a common indoor air pollutant?

Which international action reduces air pollution?

Which pollutant forms acid rain with water?

What is the effect of noise on learning?

Which pollutant comes from diesel engines?

Which cleaning method uses water and air to remove dust?

What can reduce air pollution in cities?

Which pollutant is often visible as a dark plume?

What is a primary effect of air pollutants on ecosystems?

Which action helps purify indoor air?

Which gas contributes to air acidity when dissolved in rain?

What does filtration in air purification do?

Which pollutant is a solvent in plastics that vents to air?

What is the aim of preventive air measures?

Which fuel change reduces soot?

What device helps monitor air quality?

What is renewable energy's effect on air pollution?

Which is a natural method of air cleaning?

What does 'PM2.5' refer to?

Which action reduces smoke from cooking fires?

What is a key prevention measure for air pollution?

Which pollutant is linked to respiratory infections?