Jamb Biology Past Questions and Answers

Question 2061:

• JAMB 2018

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%

Question 2062:

• JAMB 2018

Cytokinesis of mitosis is a process that ensures that

A. Each daughter cell gets the necessary organelles
B. There is distribution of a complete set of genes into each daughter cell
C. Daughter cell inherit new genetic combinations
D. Worn out organelles are excluded from daughter cells

Question 2063:

• JAMB 2018

An animal which is active during the day is known as a

A. Nocturnal animal
B. Diurnal animal
C. Terrestrial animal
D. Homortacmic animal

Question 2064:

• JAMB 2018

Evidence of evolution include the following except

A. Fossil records
B. Comparative anatomy
C. Mutation of genes
D. Geographical distribution of organisms

Question 2065:

• JAMB 2018

Use the diagram to answer the question. The diagram shows that the organisms are

A. Hermaphrodite
B. Viviparous
C. Oviparous
D. Ovoviparous