8 Class..

Global warming caused by

• Carbon dioxide

• Oxygen

• Nitrogen

• None

Green house is caused by

• Carbon dioxide

• Oxygen

• Water

• Nitrogen

Cutting of plants in large scale is called

• Deforestation

• Aforestation

• Kforestation

• None

Planting the plants in large scale is called

• Aforestation

• Deforestation

• Kforestation

• None

Consequences of deforestation

• Global warming

• Desertification

• Soil erosion

• All the above

Removing of top soil by wind and water is called

• Soil erosion

• Soil planning

• Soil plantation

• None

Droughts occurs due to..

• Lack of rain fall

• Lack of water resources

• Lack of money

• Lack of food

Cause of deforestation

• Fire wood

• Procuring agriculture land

• Building houses and furniture

• All the above

Malaria

• Plasmodiam

• Bacteria

• Virus

• Fungi

COVID-19 caused by

• Coronavirus

• Carinavirus

• Carishmavirus

• Cathrinavirus