6th Grade > Biology
GARBAGE IN GARBAGE OUT MCQs
Total Questions : 93
| Page 4 of 10 pages
Answer: Option C. -> Landfills
:
C
A landfill site is a site for disposal of waste materials by burial and is the oldest form of waste treatment. This is a low lying area where solid garbage is thrown. Later on, this landfill is converted to a park or a ground.
:
C
A landfill site is a site for disposal of waste materials by burial and is the oldest form of waste treatment. This is a low lying area where solid garbage is thrown. Later on, this landfill is converted to a park or a ground.
Answer: Option A. -> They improve soil quality.
:
A
Earthworms areused for composting. This is called vermicomposting.They help in increasing the fertility of the soil and are called as 'farmer's friend'.
:
A
Earthworms areused for composting. This is called vermicomposting.They help in increasing the fertility of the soil and are called as 'farmer's friend'.
Answer: Option C. -> harden and block the pipes
:
C
Oils and fats from Industry should not be thrown into the drain. They can harden and block the pipes. In an open drain, the fats clog the soil pores reducing its effectiveness in filtering water.
:
C
Oils and fats from Industry should not be thrown into the drain. They can harden and block the pipes. In an open drain, the fats clog the soil pores reducing its effectiveness in filtering water.
Answer: Option A. -> vermicomposting
:
A
The method of making compost of kitchen garbage using red worms is vermicomposting.
:
A
The method of making compost of kitchen garbage using red worms is vermicomposting.
Answer: Option C. -> Segregation
:
C
Waste segregation means separating wastes into dry and wet wastes. Dry waste includes wood and related products, metals and glass. Wet waste, typically refers to organic waste usually generated in kitchens and are heavy in weight due to dampness. Waste can also be segregated on the basis of biodegradable or non-biodegradable waste.
:
C
Waste segregation means separating wastes into dry and wet wastes. Dry waste includes wood and related products, metals and glass. Wet waste, typically refers to organic waste usually generated in kitchens and are heavy in weight due to dampness. Waste can also be segregated on the basis of biodegradable or non-biodegradable waste.
:
Reusability: 1 Mark each
1. Soft drink bottles can be reused by refilling the same.
2. Used clothes can be donated to poor and needy instead of throwing them.
3. Used papers can be reused to make bags or recycled and then used.
:
The waste accumulated in our surroundings to be disposed off is called as garbage. Garbage includes domestic wastes, municipal wastes, and industrial wastes.
:
Statement: 1 Mark
Solution: 1 Mark
No, because the burning of leaves produces harmful gases and pollute our environment.
Garbage heaps of dried leaves should be converted into useful compost.
:
There are two colours of dustbins provided by municipalities - blue for non-biodegradable waste and green for biodegradable waste.
:
Definition of useful garbage: 1 Mark
Examples of useful garbage: 1 Mark
Useful garbage components are those that can bedecayed easily. The process of decaying is known as composting.
Useful garbage components are
(any two):
1. Fruit and vegetable wastes,
2. Plant and animal wastes,
3. Tea leaves,
4. Coffee grounds,
5. Paper.
These are useful because they are converted into manure in the soil.
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