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Biology Past Questions and Answers

Jamb Biology Questions

Question 2376:
What is the primary source of variation in a population?
  • A Gene flow
  • B Mutation
  • C Natural selection
  • D Genetic drift
View Answer & Explanation
Question 2377:
Which component of blood is responsible for carrying oxygen to the body tissues?
  • A Platelets
  • B White blood cells
  • C Red blood cells
  • D Plasma
View Answer & Explanation
Question 2378:
What are the primary products of photosynthesis?
  • A Carbon dioxide and water
  • B Glucose and oxygen
  • C Glucose and carbon dioxide
  • D Oxygen and water
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Question 2379:
The alternate form of a gene is
  • A Alternate type
  • B Dominant character
  • C Recessive character
  • D Allele
View Answer & Explanation
Question 2380:
Which organs are part of the alimentary canal in the human digestive system?
  • A Salivary glands, tongue, and pharynx
  • B Large intestine, appendix, and rectum
  • C Stomach, liver, and gallbladder
  • D Oesophagus, pancreas, and small intestine
View Answer & Explanation