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WAEC Past Questions, Objective & Theory, Study 100% offline, Download app now - 24709
6

The major cause of global warming is the?

  • A. burning of fossil fuel
  • B. construction of dams
  • C. use of electricity
  • D. exploration of space
View Answer & Discuss (6) JAMB 2009
7

Air pollution can be reduced by the following methods except?

  • A. building tall factory chimneys
  • B. passing waste gases through filters and absorbers
  • C. using lead-free petrol in car
  • D. recycling tins, cans and bottles
View Answer & Discuss (9) WAEC 2006
8

Mycorrhiza promote plant growth by?

  • A. absorbing inorganic ions from the soil
  • B. protecting it from infection
  • C. helping it to utilize atmospheric nitrogen
  • D. serving as a growth regulator
View Answer & Discuss (13) JAMB 2010
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WAEC offline past questions - with all answers and explanations in one app - Download for free
Post-UTME Past Questions - Original materials are available here - Download PDF for your school of choice + 1 year SMS alerts
9

I. Adoption of appropriate nocturnal habits ll. Burrowing lll. Adjusting their internal body temperature. IV Possession of many sweat pores.
Which of the above are ways in which desert animals adapt to extreme heat of the environment?

  • A. I and IV only
  • B. ll and lll only
  • C. l and ll only
  • D. l, ll and lll only
View Answer & Discuss (9) JAMB 2010
10

The loss of soil through erosion can be reduced by?

  • A. watering
  • B. crop rotation
  • C. manuring
  • D. irrigation
View Answer & Discuss (12) JAMB 2010
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WAEC Past Questions, Objective & Theory, Study 100% offline, Download app now - 24709
Post-UTME Past Questions - Original materials are available here - Download PDF for your school of choice + 1 year SMS alerts
Download WAEC May/June App - Get all past questions and answers, 100% offline - 43208
WAEC offline past questions - with all answers and explanations in one app - Download for free