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6

What is the name given to the structure labelled A at this stage of cell division?

Open photo

  • A. Chromatin
  • B. Centrtomere
  • C. Chromatid
  • D. Gene
  • E. Daughter-chromosome
View Answer & Discuss (7) WAEC 1989
7

The diagram above represents a?

  • A. germinating seed
  • B. radicle
  • C. shoot showing negative phototropism
  • D. zygote
  • E. germinating pollen grain
View Answer & Discuss (3) WAEC 1997
8

The barrier between maternal and fetal blood is the?

  • A. placenta
  • B. liver
  • C. umbilical cord
  • D. uterine wall
View Answer & Discuss JAMB 2010
Download WAEC May/June App - Get all past questions and answers, 100% offline - 43208
WAEC Past Questions, Objective & Theory, Study 100% offline, Download app now - 24709
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9

The chromosome number of a cell before and after the process of meiosis is conventionally represented as?

  • A. 2n → 2n
  • B. n → n
  • C. n → 2n
  • D. 2n → n
View Answer & Discuss (2) JAMB 2010
10

Which of these is NOT part of a seed?

  • A. Cotyledon
  • B. Embryo
  • C. Endosperm
  • D. Pericarp
  • E. Testa
View Answer & Discuss (2) NECO 2009
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Download WAEC May/June App - Get all past questions and answers, 100% offline - 43208
Post-UTME Past Questions - Original materials are available here - Download PDF for your school of choice + 1 year SMS alerts
WAEC offline past questions - with all answers and explanations in one app - Download for free
WAEC Past Questions, Objective & Theory, Study 100% offline, Download app now - 24709