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Environmental Issues · Question 71

AIPMT 2006MCQEasy📈 Topic in 12% papers+4−1
1

Montreal Protocol which calls for appropriate action to protect the ozone layer from human activities was passed in the year-

  1. 1988
  2. 1986
  3. 1985
  4. 1987

Answer

(4) 1987

Solution

As per NCERT, an international treaty known as the Montreal Protocol was signed at Montreal (Canada) in 1987 (effective in 1989) to control the emission of ozone-depleting substances.

Answer: (4)

Out of syllabusAIPMT 2006

Keep practising — Environmental Issues

2

Prolonged liberal irrigation of agricultural fields is likely to create the problem of -

  1. Salinity
  2. Acidity
  3. Aridity
  4. Metal toxicity
Out of syllabusAIPMT 2005
3

Which of the following is not used for disinfection of drinking water ?

  1. Chloramine
  2. Ozone
  3. Chlorine
  4. Phenyle
Out of syllabusAIPMT 2005
4

Identify the correctly matched pair -

  1. Basel Convention – Biodiversity Conservation
  2. Kyoto Protocol – Climatic change
  3. Ramsar Convention – Ground water pollution
  4. Montreal Protocol – Global warming
Out of syllabusAIPMT 2005
5

Which one of the following pairs is mismatched ?

  1. Fossil fuel burning – release of CO2
  2. Nuclear power – radioactive wastes
  3. Biomass burning – release of CO2
  4. Solar energy – greenhouse effect
Out of syllabusAIPMT 2005
6

In 1984, the Bhopal gas tragedy took place because methyl isocyanate :-

  1. Reacted with DDT
  2. Reacted with water
  3. Reacted with ammonia
  4. Reacted with CO2
Out of syllabusAIPMT 2004
7

Lead concentration in blood is considered alarming if it is -

  1. 4-6 g/100 mL
  2. 30 g/100 mL
  3. 20 g/100 mL
  4. 10 g/100 mL
Out of syllabusAIPMT 2004
8

Common indicator organism of water pollution is :-

  1. Escherichia coli
  2. Lemna paucicostata
  3. Entamoeba histolytica
  4. Eichhornia crassipes
Out of syllabusAIPMT 2004
9

Fluoride pollution mainly affects :-

  1. Heart
  2. Kidney
  3. Brain
  4. Teeth
Out of syllabusAIPMT 2003
10

Escherichia coli is used as an indicator organism to determine pollution of water with :-

  1. Faecal matter
  2. Pollen of aquatic plants
  3. Heavy metals
  4. Industrial effluents
Out of syllabusAIPMT 2003
11

Which of the following is absent in polluted water?

  1. Larva of stone fly
  2. Hydrilla
  3. Blue-green algae
  4. Water hyacinth
Out of syllabusAIPMT 2002

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