Post Utme Biology Past Questions and Answers

Question 86:

In blood transfusion, agglutination occurs when ____________

A. White blood cells from two people meet
B. Two different antibodies meet
C. Two different antigen meet
D. Contrasting antigens and antibodies meet

Question 87:

Genetic counselling is important when marriage is planned between a ____________

A. \(\mathrm{Rh}+\) woman and \(\mathrm{Rh}-\) man
B. Rh-woman and Rh+ man
C. Rh- man and Rh-woman
D. \(\mathrm{Rh}+\) woman and \(\mathrm{Rh}+\) man

Question 88:

One of these animal groups contain acoelomate members

A. Mollusca
B. Coelentrata
C. Arthropoda
D. Reptilian

Question 89:

The enzyme invertase will hydrolyse sucrose to give

A. Mannose and galactose
B. Glucose and fructose
C. Maltose and galactose
D. Glycerol and fatty acids

Question 90:

A flower that has both stamen and pistil is said to be ____________

A. Perfect
B. Imperfect
C. Pistillate
D. Staminate