Environmental Pollution_1

___________ may be defined as addition of undesirable material into

the environment as a result of human activities

• Pollutants

• Pollution

• Environment

• Surrounding

The agents which cause environmental

pollution are called __________

• pollutants.

• Particles

• Pollution

• Smoke

____________ may be defined as a physical, chemical or

biological substance unintentionally released into the environment which is directly or

indirectly harmful to humans and other living organisms.

Pollution may be of the following types

• Water

• Air

• Thermal

• Radiation

• Noise

Air pollution is a result of industrial and certain domestic activity

• True

• False

Air pollutants are of two types

• gaseous

  pollutants like carbon dioxide

• Solide particles

• suspended particulate matter,

• Liquid particles

Full form of. SPM

• Suspension particles material

• suspended participate matter

• Solid particles matter

______________ is ejected mostly by thermal power plants as by products of coal burning operations.

• Fly ash

• Soot particles

• Smoke

• Smog

Fly ash pollutes air and water and may cause heavy metal pollution in water bodies

• True

• False

bodies. Fly

ash affects ____________ as a result of its direct deposition on leaf surfaces or indirectly

through its deposition on soil.

• Land

• Animals

• vegetation

• Air