You must have observed from this activity that some things in the garbage rot. They form____________ which is used for the plants

• manure

• purity soil

• clean water

Tags

NGSS.MS-LS2-3

What are solid waste commonly known as_________________

• sewage

• trash

• garbage

• rubbish

Burning these garbage, it produce________ and ________.

• smoke and gas

• water pollution and land pollution

• pollution and dust

the rotting and conversion of some materials into manure is called _________

• composting

• decomposing

• producing

Tags

NGSS.MS-LS2-3

What are solid wastes commonly called?

• Garbage

• Sewage

What is a landfill ??

• places where the garbages are taken to a low lying open area

• places where people go on a vacation for tourism.

• it is a place which is filled with a lot of drought

In which of the following the base of plastic or clay is made before dumping garbage?

• Landfills

• sanitary landfills

• incinerators

• open dump

Tags

NGSS.MS-ETS1-1

A ____________ is a waste disposal facility where wastes are put in the ground and covered each day with a layer soil

• landfill

• incinerator

• dustbin

• open dump

What is the process of converting organic waste into a nutrient-rich material that can be used to improve soil health?

• Composting

• Incineration

• Landfilling

• Recycling

Tags

NGSS.MS-LS2-3

Which of the following is a method to reduce the volume of waste by burning it at high temperatures?

• Composting

• Incineration

• Landfilling

• Recycling