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2981

The abiotic factors that control human population include

  • A. disease and famine
  • B. space and rainfall
  • C. flooding and earthquake
  • D. temperature and disease
View Answer & Discuss (12) JAMB 2012
2982
An indigenous method of renewing and maintaining soil fertility is by
  • A. clearing farms by burning
  • B. planting one crop type
  • C. adding inorganic fertilizers yearly
  • D. crop rotation and shifting cultivation
View Answer & Discuss (1) JAMB 2012
2983
The diseases caused by water-borne pathogens include
  • A. gonorrhoea and poliomyelitis
  • B. typhoid and syphilis
  • C. tuberculosis and cholera
  • D. typhoid and cholera
View Answer & Discuss (3) JAMB 2012
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Post-UTME Past Questions - Original materials are available here - Download PDF for your school of choice + 1 year SMS alerts
2984
Which of the following is true in blood transfusion?
  • A. person of blood group AB can donate blood only to another person of blood group AB
  • B. persons of blood groups A and B can donate or receive blood from each other
  • C. A person of blood group AB acn receive blood only from persons of blood group A or B
  • D. A person of blood group O can donate only to a person of blood group O
View Answer & Discuss (5) JAMB 2012
2985
A yellow maize is planted and all the fruits obtained are of yellow seeds. When they are croos-bred, yellow seeds and white seeds are obtained in a ratio 3:1 . The yellow seed is said to be
  • A. non-heritable
  • B. sex-linked
  • C. a recessive trait
  • D. a dominant trait
View Answer & Discuss JAMB 2012
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