Biology WAEC

Which of the following traits in humans is an example of physiological variation?

A. skin colour B. fingerprint C. tongue rolling D. height Correct Answer: Option C - tongue rolling

2 years ago

Individuals belonging to the blood group O are universal donors because?

A. antigens are absent in their blood cells B. members of the group constitute the highest number of humans C.…

2 years ago

What are the possible genotypes of the original plants?

Two tall plants were crossed and all the F1 plants were tall. When the F1 plants were selfed, some of…

2 years ago

Which of the following statements best describes a test cross?

A. to determine the genotype of an individual whose phenotype is to be known B. to determine the phenotype of…

2 years ago

Which of the following statements about sex linked traits is not correct?

A. Males inherit sex-linked traits from their fathers B. sex-linked traits are more common in males C. females can be…

2 years ago

which of the following pyramids is not used in ecology? Pyramid of

A. energy B. numbers C. biomass D. organisms Correct Answer: Option D - organisms

2 years ago

Organism J is normally sustained by energy from?

Study the food chain illustrated below and use it to answer this question. J   →    K  →    L…

2 years ago

which of the following statements about organism L is correct?

Study the food chain illustrated below and use it to answer this question. J   →    K  →    L…

2 years ago

The position occupied by each of organisms J K L M N in the food chain is known as the?

Study the food chain illustrated below and use it to answer this question. J   →    K  →    L…

2 years ago

Which of the following features is not an adaptation?

A. Breathing roots for entry air B. flowers are raised above water to attract pollinators C. spongy tissues containing gases…

2 years ago