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Biology Past Questions

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2796
The testes in male mammals descend into the scrotal sac because
  • A. there is congestion in the lower abdomen
  • B. they run the risk of being destroyed
  • C. they need special support
  • D. they require a relatively low temperature
View Answer & Discuss (1) WAEC 2011
2797
Some animals return to water bodies to reproduce because
  • A. natural enemies destroy their eggs on land
  • B. water nourishes their embryos and their young ones
  • C. they are close to their ancestors and imitate them
  • D. the temperature on land is not suitable for the development of their embryos
View Answer & Discuss (2) WAEC 2011
2798
Which of the following methods is appropriate for the cultivation of cassava?
  • A. Budding
  • B. Fragmentation
  • C. Root cutting
  • D. Stem cutting
View Answer & Discuss (2) WAEC 2011
Post-UTME Past Questions - Original materials are available here - Download PDF for your school of choice + 1 year SMS alerts
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2799
What will be the chromosome number of the hybrid of two varieties of a plant with 36 chromosomes in the endosperm cell?
  • A. 12
  • B. 24
  • C. 35
  • D. 48
View Answer & Discuss (10) WAEC 2011
2800
Kreb’s cycle occurs in the
  • A. mitochondria
  • B. cytoplasm
  • C. nucleus
  • D. ribosomes
View Answer & Discuss (4) WAEC 2011
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