Environmental Studies Mid - I, September - 2014

1.The organisms which feed on dead organisms,wastes of living organisms are called
  • Chemotrophs
  • Detritivores
  • carnivores
  • decomposers
Answer: B
2.The progressive accumulation of some non bio-degradable chemicals through the food chain is known as
  • Ecological balance
  • Wet tropical forests
  • grasslands
  • bio-magnification
Answer: D
3.Population tends to get stabilised when the system reaches
  • Primary production
  • Homeostasis
  • carrying capacity
  • All of the above
Answer: C
4.Per capita use of water is more in
  • USA
  • Kuwait
  • India
  • Indonesia
Answer: A
5.Natural geysers which operate due to geothermal energy are present in
  • Manikaran in Kullu
  • Sohana in Haryana
  • both a &b
  • none of the above
Answer: C
6.Biomass energy can be produced from
  • Energy plantations
  • Petro crops
  • Agri & urban wastes
  • All of the above
Answer: D
7.Which of the following types of coal has maximum carbon and calorific value
  • Anthracite
  • Lignite
  • bituminous
  • wood coal
Answer: A
8.Nuclear energy can be generated by
  • Nuclear fusion
  • Nuclear fission
  • both a &b
  • none of the above
Answer: C
9.Which of the following is not a hotspot of biodiversity in India
  • Eastern Himalayas
  • western ghats
  • sunderbans
  • IndoBurma
Answer: C
10.Vincristine and vinblastine the anticancer drugs are obtained from
  • Periwinkle
  • cinchona
  • bacteria
  • jelly fish
Answer: A
11.The term ecosystem was coined by ………………………..
Answer: Earnst Haeckel
12.The organisms which directly feed on producers are called………………………..
Answer: Herbivores
13.The process of eating and being eaten in an ecosystem is called…………………...
Answer: Food chain
14.Biomagnification of pesticide…………………..in the food chain results in the thinning of egg shells.
Answer: DDT
15.Hydroelectricity is a example of………………………..
Answer: Renewable Energy
16.……………………….resources are inexhaustible
Answer: Renewable
17.Uranium mines are present in ……………………… region in Telangana.
Answer: Nalgonda
18.Plants use…………..gas for photosynthesis.
Answer: CO2
19.Maximum number of dams in India are in the ………………state
Answer: Maharashtra
20.Chipko movement was taken up by………………………………….
Answer: Sunderlalbahuguna