Search SchoolNGR

Wednesday, 19 August 2026
Register . Login

Biology Past Questions and Answers

Topic: Heredity

Jamb Biology Questions - Heredity

Question 81:
The following parts are involved in breathing process, except
  • A Mouth
  • B Nostrils
  • C Ribs
  • D Diaphragm
View Answer & Explanation
Question 82:
The crossing of individuals of the same species with different genetic characters is
  • A Croos breeding
  • B Polygenic inheritance
  • C Non-disjunctin
  • D Inbreeding
View Answer & Explanation
Question 83:
Use the diagram shown to answer the question. The experiment above is used to demonstrate the process of
  • A Transportation
  • B Water culture
  • C Diffusion
  • D Osmosis
View Answer & Explanation
Question 84:
A man who is heterozygous for the disease haemophilia marries a woman who is double recessive for haemophilia. What percentage of their offspring would have the disease?
  • A 0%
  • B 25%
  • C 50%
  • D 75%
View Answer & Explanation
Question 85:
Use the diagram to answer the question. The breeding posture illustrated in the diagram is knows as
  • A Mating
  • B Amplexus
  • C Courtship display
  • D Reproductive swimming
View Answer & Explanation