Tag: perfect competition and monopoly

Questions Related to perfect competition and monopoly

Composting is a nature's way of recycling.

  1. True

  2. False


Correct Option: A

Different treatments which are given to the waste for avoiding environmental and health hazards are known as ___________.

  1. Methods of waste disposal

  2. Methods of segregation

  3. Methods of dumping

  4. Treatment of effluents


Correct Option: A

Waste segregation is the process of dividing garbage and waste products in an effort to _________ materials.

  1. Reduce

  2. Reuse

  3. Recycle

  4. All of these


Correct Option: D

Biodegradable waste includes inorganic waste.

  1. True

  2. False


Correct Option: B
Explanation:

Inorganic wastes (also known as non-biodegradable waste) are chemical substances of mineral origin which cannot be decomposed or dissolved by natural agents.

Biodegradable items decompose or break down naturally.

Leftover foodstuff, vegetable peels, etc., is __________.

  1. Wet waste

  2. Dry waste

  3. Waste disposal

  4. None of these


Correct Option: A
Explanation:

The waste generated from food establishment is called wet waste. It is heavier than dry waste due to the weight of the dampness contained in it. This waste is generally bio-degradable.

Organic waste i.e. food waste, manure, leaves, grass trimmings, paper, wood, feathers, crop residue, etc., are dumped in large pits called _________.

  1. Landfill Pit

  2. Compost Pit

  3. Drainage Pit

  4. Segregation Pit


Correct Option: B

Which type of waste must be disposed of with utmost care?

  1. Toxic

  2. Soiled

  3. Organic

  4. Options A and B


Correct Option: D

Hospital waste such as discarded syringe needles, bandages, swabs, plasters, cloth soiled with blood and other body fluids are termed as ___________.

  1. Organic waste

  2. Recyclable waste

  3. Soiled

  4. Toxic waste


Correct Option: C

Drainage can be broadly split into _________.

  1. Foul water

  2. Surface water

  3. Both A and B

  4. None of these


Correct Option: C

__________ is a process in which various organisms including bacteria and fungi break down organic matter into simpler substances under controlled aerobic conditions.

  1. Segregation

  2. Dumping

  3. Composting

  4. Drainage


Correct Option: C
Explanation:

Organic waste is broken down by microbes (bacteria) into simpler substances. It is a multi-step process which is closely monitored with measured inputs of water, carbon and nitrogen rich compounds.