Directions: In the following passage, some of the words have been left out. First read the passage over and try to understand what it is about. Then fill in the blanks with the help of the alternatives given and indicate the correct alternative.
Man has been tampering (A) the Ecosphere for a very (B) time and is forced to (C) that the environmental resources are (D). Environmental problems are (E) social problems. They begin with people as cause and end with people as victims. Unplanned use of resource has resulted in the depletion of fossil fuels, pollution of air and water, deforestation which has resulted in ecological imbalance and draining away of national wealth through heavy expenditure on oil and power generation.  

Q:

QID: C

• 1
  do
• 2
  recognise
• 3
  see
• 4
  look