Search SchoolNGR

Saturday, 23 May 2026
Register . Login

Biology Past Questions and Answers

Jamb 2011 Biology Questions

Question 16:
Use the following information to answer the question below.
I. Test tube containing cane sugar and water . ll. Test tube containing cane sugar and diluted acid. III. Test tube containing cane sugar and its degrading enzyme .
The enzyme involved in the hydrolysis is
  • A Rennin
  • B Erepsin
  • C Sucrase
  • D Maltase
View Answer & Explanation
Question 17:
The part of the mammalian ear responsible for the maintenance of balance is the
  • A Cochlea
  • B Pinna
  • C Perilymph
  • D Vestibular system
View Answer & Explanation
Question 18:
The path followed by air as it passes through the lungs in mammals is
  • A Trachea → bronchi → bronchioles → alveoli
  • B Bronchi → trachea → alveoli → bronchioles
  • C Trachea → bronchioles → alveoli
  • D Bronchioles → alveoli → bronchi →trachea
View Answer & Explanation
Question 19:
The movement response of a cockroach away from a light source can be described as
  • A Positive phototaxism
  • B Negative phototaxism
  • C Negative phototropism
  • D Positive phototropism
View Answer & Explanation
Question 20:
The vascular tissues in higher plants are responsible for
  • A The movement of food and water
  • B Suction pressure
  • C Transpiration pull
  • D The transport of gases and water
View Answer & Explanation