Miscellaneous Questions Test

Miscellaneous Questions

This is online test 01 for CBSE class 12 Biology Environmental Issues (Miscellaneous Questions).. There are 10 questions in this test with each question having around four answer choices.

Questions & Answers

1
All are inorganic pollutants except :
  • A
    Cadmium
  • B
    Lead
  • C
    Copper
  • D
    Zinc
    Correct
2
Match the following: Type of industry a) Mining b) Chemical plants c) Soap & detergents d)Paper & pulp Pollutant produced i) tertiary ammonium compounds ii)bleaching liquors iii)heavy metals iv)nitrocompound dyes
  • A
    a)-iv, b)-i, c)-ii, d)-iii
  • B
    a)-ii, b)-i, c)-iv, d)-iii
  • C
    a)-ii, b)-iii, c)-ii, d)-iv
  • D
    a)-iii, b)-iv, c)-i, d)-ii
Answer
Not Available
3
Biodegradable is :
  • A
    Crude oil
    Correct
  • B
    Polyethylene
  • C
    Dacron
  • D
    Fiberglass
4
An example of anthropogenic pollution is:
  • A
    atomic explosions
    Correct
  • B
    dust storms
  • C
    forest fires
  • D
    volcanic eruptions
5
Acid rain causes :
  • A
    marble cancer only
  • B
    both B & D
    Correct
  • C
    stone leprosy only
  • D
    marble cancer & farm run-off
6
Effect of gaseous pollutants on human body will depend upon:
  • A
    their carcinogenic behavior
  • B
    their solubility in water
    Correct
  • C
    their solubility in organic solvent
  • D
    their sources as point,line & area
7
Read the following statements: a) all pollutants are waste materials b) phosphorus don’t pollute water if present in excess
  • A
    Statement b) is wrong and a) is correct
  • B
    Statement a) is wrong and b) is correct
  • C
    Both statements are correct
  • D
    Both statements are wrong
    Correct
8
In case of hereditary methemoglobinemia symptoms of cyanosis appear :
  • A
    during adulthood
  • B
    after reaching adolescence
  • C
    from birth
    Correct
  • D
    only if nitrate poisoning occurs
9
Every year 2nd December is observed in India as National Pollution Prevention Day marking the anniversary of Bhopal gas disaster and the chemical representation of lethal gas responsible for this tragedy is
  • A
    \({C_2}{H_3}NO\)
    Correct
  • B
    \({C_3}{H_5}NO\)
  • C
    \({C_4}{H_9}NO\)
  • D
    Option D
10
Match the following: MetalPollutant a) Pb b) Hg c) Cd d)As Toxicity result i) minamata disease ii) itai-itai disease iii) black foot disease iv) anaemia
  • A
    a)-iv, b)-iii, c)-ii, d)-i
  • B
    a)-ii, b)-iii, c)-ii, d)-iv
  • C
    a)-iii, b)-i, c)-iv, d)-ii
  • D
    a)-iv, b)-i, c)-ii, d)-iii
    Correct