Science Ch-16 Garbage In & Garbage Out By - Dhairya Jani

Which of the following is thrown in a Green Bin ?

• Peels of Orange

• A Plastic bottle

• A discharged Cell

• A Broken Metal Ruler

Answer explanation

All the Peels of fruits and vegetables and other biodegradable Wastes will go in The Green Bin.

What is the option to prevent the pollution caused by burning of Dry Leaves ?

• Vermicomposting

• Generating Bio Gas

• Dumping them in lake

• Both Vermicomposting &

  Generating Bio Gas

Answer explanation

Bio Gas plants are there at some places . Some Villages also have the bio gas generators in form of machines to convert waste like dung and agricultural waste in form of gas so it can also be used to cook food .

Which of the following the full form of The RRR ?

• Replay

  Reduce

  Retreat

• Retry

  Reform

  Recall

• Reuse

  Recycle

  Reduce

• None

  of The

  Above

Answer explanation

The principle of reducing waste, reusing and recycling resources and products is often called the "3Rs." Reducing means choosing to use things with care to reduce the amount of waste generated

What are the number of colors of Dustbins ?

• One

• Five

• Two

• Three

Answer explanation

Green Bin : Biodegradable Waste

Blue Bin : Recyclable waste

Red Bin : Non Biodegradable Waste

Which Item should not be given to your redworms in the compost as food ?

• Vegetable Peels

• Milk

• Tea remains

• All of the Above

With help of which part of the body do Redworms Eat their Food ?

• Teeth

• Gizzard

• Tongue

• Mouth

Answer explanation

The gizzard is a mill like grinding organ in redworm. It is one of the important organ of the digestive tract in the animals. The gizzard is useful as the red worm does not have teeth. Thus the gizzard helps in grinding of food.

Why should we not burn dry leaves ?

• It produces bad smell

• It pollutes the Atmosphere

• It gets Wasted

• It saves Leaves

Answer explanation

Some farmers and even the rag pickers don't dump them but just burn them . This wen burnt produces a gas which is bad for our health .

What are landfills In future after getting filled Converted into ?

• Playground

• Skyscrapers

• Parks

• Both A & C

Answer explanation

When filled because of waste no building can be constructed there for 20 to 30 years so after putting a thick layer of soil over the Garbage The make it a park or a playground .

How many types of Wastes are there ? Name them ?

• 2,Biodegradable and Recyclable

• 3,Biodegradable ,

  Non Biodegradable

  and Reusable

• 2,Biodegradable ,

  Non Biodegradable

• None of the Above

What is The method of converting Biodegradable waste into manure called ?

• Conversion

• Bio manuring

• Composting

• Composing