Waste water Story Test - 1

Explanation:

Addition of harmful substance in water leads to water pollution as it contains biological, chemical and physical pollutants.

Explanation:

Those substance that are easily broken into simpler substances by action of bacteria are called biodegradable. Orange peels is biodegradable.

Explanation:

Sewage is basically waste water produced from a community of people. So,it is in liquid form.Thus, it cannot be considered as solid was. However, sewage maintenance is a responsibility of municipal corporation. But itscbot a solid waste.

Explanation:

Backyard composting involves making a compost at you Backyard for the disposal of all the organic waste of the kitchen that can be used to condition and fertilise the soil. Hence, reducing the otherwise waste that we through in dustbin. 

Explanation:

Glass bottles cannot get decomposed naturally by the action of microorganisms. Thus, they are non biodegradable substances. However, they can be recycled but that too with utmost  care. 

Explanation:

As Non biodegradable items can't be decomposed easily by soil bacteria into organic and safe waste materials. To reuse them, we have to put in time,energy and expense in recycling them to a useful product.

Explanation:

Biodegradable wastes are generally organic in nature obtained from plant and animals.

Explanation:

Bacteria that decompose organic wastes are called anaerobic bacteria as it does not require oxygen for decomposition.

Explanation:

The process of waste treatment is called as sewage treatment to remove harmful substance from water to make it portable.

Explanation:

Municipal corporation of a particular city is appointed to take care of the basic facilities to be provided to the citizens of the city in exchanged for the taxes which they pay. And sanitation (both sewer and refuse) is one of the basic service.