Tag: industrial pollution and degradation of environment

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Questions Related to industrial pollution and degradation of environment

Multiple choice business organisation and correspondence industrial pollution and degradation of environment sources of pollution environmental conservation environment and conservation

_______ Is any such constituent which causes pollution.

  1. Radiation

  2. Pollutant

  3. Particulate

  4. All of the above
Reveal answer Fill a bubble to check yourself
B Correct answer
Explanation

Pollution is the addition of any such constituent to air,water or land which deteriorate the natural quity of the environment. And Pollutant is any such constituent which causes pollutant.

Multiple choice business organisation and correspondence industrial pollution and degradation of environment sources of pollution environmental conservation environment and conservation

Air pollution can be

  1. Gaseous

  2. Particulate type

  3. Both A and B

  4. None of the above
Reveal answer Fill a bubble to check yourself
C Correct answer
Explanation

The air pollution is basically of two types:
1) Gaseous pollution: harmful gases given out from a variety of sources.
2) Particulate pollution: particles such as those of dust, smoke, mining, stone drilling, wearing of rubber types of motor vehicles.

Multiple choice business organisation and correspondence industrial pollution and degradation of environment sources of pollution environmental conservation environment and conservation

Which of the following causes pollution?

  1. Radiation

  2. Pollutant

  3. Particulate

  4. All of the above
Reveal answer Fill a bubble to check yourself
B Correct answer
Explanation

Pollution is the addition of any such constituent to air, water or land which deteriorates the natural equality of the environment.Pollutant is any such constituent which causes pollution. It degrades the quality of the environment.

Radiation is the emission of high energy particle which may cause mutagenic changes in humans leading to several chronic diseases.
Particulate is the minute suspended particles present in the air.
So, the correct answer is option B.

Multiple choice business organisation and correspondence industrial pollution and degradation of environment sources of pollution environmental conservation environment and conservation

When do we consider environment to be polluted?

  1. When the beauty of environment changes

  2. When the composition of environment changes

  3. When the level of unwanted materials in the environment crosses the permissible limit

  4. None of the above
Reveal answer Fill a bubble to check yourself
C Correct answer
Explanation

Environment is said to be contaminated when there is introduction of some unwanted contaminant in the natural environment. There are certain limitations to the presence of these contaminant upto to which it is considered to be safe. Increase in the level of these would be considered to be polluted.

Multiple choice business organisation and correspondence industrial pollution and degradation of environment sources of pollution environmental conservation environment and conservation

Effect of pollution is first marked on

  1. Micro-organisms

  2. Green vegetation of an area

  3. Food crop

  4. None of the above
Reveal answer Fill a bubble to check yourself
B Correct answer
Explanation
Pollution is the addition of contaminants in the natural environment. The effect of pollution is first marked on the green vegetation of an area. Being the producers of energy, green vegetation absorbs air and water; also has direct contact with the soil. Thus, if any of these gets polluted, the green vegetation is first affected which is further passed through the food chain to next trophic level.
So the correct answer is option B.
Multiple choice business organisation and correspondence industrial pollution and degradation of environment sources of pollution environmental conservation environment and conservation

Which of following is not a cause of natural pollution ?

  1. Volcanic eryption

  2. UV radiation

  3. Forest fire

  4. Mercury
Reveal answer Fill a bubble to check yourself
D Correct answer
Explanation

Natural pollution comes from natural sources like release of methane by cattle and paddy fields, carbon dioxide from plants and animals, dust storms, nitrogen oxides, ozone, volcanic eruptions, emission of natural gas, sol erosion, ultraviolet rays,etc. Mercury is not a cause of natural pollution.

Multiple choice business organisation and correspondence industrial pollution and degradation of environment sources of pollution environmental conservation environment and conservation

Which of the following statements is correct ?

  1. Primary pollutants are more harmful than secondary pollutants.

  2. Primary pollutants and secondary pollutants are equally harmful.

  3. Secondary pollutants are more harmful than primary pollutants.

  4. DDT is a secondary pollutant.
Reveal answer Fill a bubble to check yourself
C Correct answer
Explanation

Primary pollutants persist in the form they are released in the environment. Secondary pollutants are formed by reaction amongst the primary pollutants. Secondary pollutant are more toxic than primary pollutants. DDT is a primary pollutant.

Multiple choice business organisation and correspondence industrial pollution and degradation of environment sources of pollution environmental conservation environment and conservation

Fill in the blanks:
Benzopyrene is a/an

  1. Effluent

  2. Carcinogen

  3. Both (A) and (B)

  4. None of them
Reveal answer Fill a bubble to check yourself
C Correct answer
Explanation

Benzopyrene is a polycyclic aromatic hydrocarbon found in smoke and soot; it is a well-documented carcinogen and is considered an environmental effluent.