Waec Biology Past Questions and Answers

Question 1606:

• WAEC 2015

Which of the following traits is not inheritable? Ability to

A. Taste PTC
B. Roll the tongue
C. Move the ear
D. Rool the eyeball

Question 1607:

• WAEC 2015

A woman with blood group A gives birth to a child with blood groug O. Which of the following blood groups cannot belong to the father?

A. A
B. B
C. C
D. AB
E. O

Question 1608:

• WAEC 2015

How many chromosomes will be in a gamete if the normal cell has four chromosomes?

A. 2
B. 4
C. 6
D. 8

Question 1609:

• WAEC 2015

Use the diagram above to answer this question.
What of the following statements about the cross is correct?

A. The gene for the spotted coat is recessive to the gen for the black coat
B. Black coat and spotted coat are co-dominant
C. The gene for the spotted coat is dominant over the gene for the black coat
D. The genotype for the F1 are homozygous dominant

Question 1610:

• WAEC 2015

Use the diagram above to answer this question.
What are the genotypes of the parents if the gene for skin colour is H?

A. Spotted Leopard HH Black Panther hh
B. Spotted Leopard HH Black Panther Hh
C. Spotted Leopard Hh Black Panther Hh
D. Spotted Leopard Hh Black Panther hh