6th Grade > Biology
GARBAGE IN GARBAGE OUT MCQs
Total Questions : 93
| Page 9 of 10 pages
Answer: Option B. ->
composting
:
B
Converting plant and animal waste from kitchen into organic manure is known as composting. This helps in safe disposal of wastes.
:
B
Converting plant and animal waste from kitchen into organic manure is known as composting. This helps in safe disposal of wastes.
Answer: Option A. ->
bandages
:
A
Bandages are solely intented for one time use similar to some syringes and other medical wastes. They cannot be recycled. They have to be disposed off properly.
:
A
Bandages are solely intented for one time use similar to some syringes and other medical wastes. They cannot be recycled. They have to be disposed off properly.
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 C. ->
mosquito and flies
:
C
:
C
Breeding of mosquito and houseflies can be observed in unhygienic and unsanitary conditions, which usually turns out to be major reason for spread of diseases. They make our surroundings dirty and give off a bad odour.
Answer: Option A. ->
Plastic bag
:
A
For composting, biodegradable materials are needed. Rotten banana, vegetable peels, fruit peel are biodegradable but the plastic bag is a non-biodegradable material. Hence, a plastic bag is not used for composting.
:
A
For composting, biodegradable materials are needed. Rotten banana, vegetable peels, fruit peel are biodegradable but the plastic bag is a non-biodegradable material. Hence, a plastic bag is not used for composting.
Answer: Option C. ->
Landfills
:
C
:
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 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.
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 A. ->
Plastic
:
A, B, and D
:
A, B, and D
Non-useful garbage components include polythene bags, plastics, glass and aluminium foils. These take longer time to decay so cannot be used for composting. When non-useful components decay, they release harmful gases that damage the environment.
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