Waec Biology 2005 Past Questions and Answers

Question 56:

• WAEC 2005

Which disease is sex-linked and mainly afflicts male offspring?

A. Sickle cell anaemia
B. Haemophilia
C. Diabetes
D. Malaria

Question 57:

• WAEC 2005

In a living cell, factors which are responsible for inheritance are located

A. On the nuclear membrane
B. On the nucleolus
C. On the chromosomes
D. In the nucleoplasm

Question 58:

• WAEC 2005

Which of the following is not a correct base pairing on the DNA strand?

A. Adenine, Thymine
B. Cytosine, Guanine
C. Guanine, Cytosine
D. Uracil, Thymine

Question 59:

• WAEC 2005

Which of the following organisms is a social insect?

A. Grasshopper
B. Honey bee
C. Butterfly
D. Housefly

Question 60:

• WAEC 2005

Territoriality is a phenomenon among

A. Lower organisms
B. Plants of different species
C. Male animals with a group of females
D. Animals and plants