Biology WAEC

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

A. Sickle cell anaemia B. Haemophilia C. Diabetes D. Malaria Correct Answer: Option B B. Haemophilia

4 years ago

Which of the following is an example of physiological variation?

A. Blood groups B. Skin colour C. Finger prints D. Human height Correct Answer: Option A A. Blood groups

4 years ago

A person with blood group B can only donate blood to individuals with blood groups?

A. A and B B. B and AB C. O only D. B only Correct Answer: Option B B. B…

4 years ago

Variation which exhibits a wide range from one extreme to the other with very little difference between the intermediates is described as?

A. phenotypic B. discontinuous C. continuous D. genotypic Correct Answer: Option C C. continuous

4 years ago

Which of the following statements about mutation is true?

A. The genotype is not affected B. The genotype is affected C. The phenotype is not affected D. It cannot…

4 years ago

Which of the following is not a means of conservation?

A. Controlling excessive deforestation B. Prevention of poaching C. Replacing harvested mature trees with seedlings D. Burning of vegetation before…

4 years ago

Conservation of wild life is necessary mainly because?

A. wild species cannot resist disease better than their domesticated species B. many predator wild animals help in control of…

4 years ago

Algal bloom depletes oxygen content of bodies of water polluted by?

A. industrial effluents B. thermal plant discharge C. raw sewage disposal D. crude oil spillage Correct Answer: Option C C.…

4 years ago

Which of the following infections is unlikely to respond to antibiotic treatment?

A. Typhoid fever B. Ring worm C. Measles D. Tetanus Correct Answer: Option C C. Measles

4 years ago