4(g), Air and water pollution

What are the two main reasons of air pollution?

Tags

NGSS.MS-ESS3-4

The point source of water pollution includes industrial structure.

• True

• False

Tags

NGSS.MS-ESS3-3

How much lead exists in the air of Dhaka?

• 463 nanograms

• 444 nanograms

• 487 nanograms

• 414 nanograms

Where we can see the point source of water pollution?

Tags

NGSS.MS-ESS3-3

What does acid rain release in ground?

• non metal

• heavy metal

• sulpher

• hydrocloride

__________contamination is responsible for the largest case of water pollution in the world?

______% area is under forest cover in Bangladesh?

Tags

NGSS.MS-LS2-5

What is creating new land in delta?

• Land reclamation

• legislation

• Biomass

• Forest cover

The non point source of water pollution includes treatment plants,croplands and forests.

• True

• False

Tags

NGSS.MS-ESS3-3

___________, major phenomenon that is caused by air pollution?