Q.31)-Which one of the following is an indicator of air pollution
  • Cycas
  • Algae
  • Bryophytes
  • Lichens
Q.32)-Which of the following item is not included in Environmental Auditing
  • Pollution monitoring schemes
  • Scrutiny by the government agencies
  • Safety provisions for industrial workers
  • Storage of toxic chemcicals
Q.33)-Which of the following does not cause pollution
  • Burning of petrol
  • use of solar energy
  • Burning of rubber
  • All of the above
Q.34)-Environmental pollution can be controlled by
  • Checking atomic blasts
  • Manufacturing electric vehicles
  • Sewage treatement
  • All of the above
Q.35)-Carbon Monoxide posoning can be cured by
  • Exposing the affected person to fresh oxygen
  • Eating butter
  • Drinking lemon water
  • Consuming multi-vitamin tablet
Q.36)-The total number of biosphere reserves present in India are
  • 11
  • 18
  • 15
  • 12
Q.37)-Which of the following weed has been found useful to check water pollution caused by industrial effluents
  • Parthenium
  • Elephant grass
  • Water hyacinth
  • Both a and b
Q.38)-Biodegradable wasters can usually be converted into useful substances with the help of
  • Nuclear proteins
  • Radio-Active substances
  • Virsus
  • Bacteria
Q.39)-During winter season dormancy period of animals is called
  • Aestivation
  • hibernation
  • Regeneration
  • Mutation
Q.40)-Greater population can be supported on the Earth only if we eat more
  • Mutton
  • Eggs
  • Plant Products
  • Beef