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  9. Q20
Question 20

Oil spillage in ponds and creeks is cleaned by

  • A.burning off the oil layer
  • B.spraying with detergent
  • C.spraying with common salt
  • D.spraying with hot oil
Objective

Question details

Exam body
UNIBEN
Subject
General Paper
Year
2006/2007
Question no.
#20
Type
Objective
Previous · Q19The following are example of colloid except Next · Q21 The pH of the solution M,N,O, and P are 1,6,8 and 10 respectively, therefore

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