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Biology Past Questions and Answers

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Waec Biology Questions

Question 1451:

The following pairs of traits are examples of continuous and discontinuous variations respectively except

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A Eye Colour and body weight,
B Height and blood group
C Skin colour and fingerprints
D Bodyweight and tongue rolling.

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Question 1452:

Which of the following statements is true about the ABO blood group system?

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A Antigens are located on the surface of white blood cells
B Antibodies are located in the blood plasma
C Antibodies are located on the surface of red blood cells
D Antigens are located in the blood plasma

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Question 1453:

The classes of fingerprints in man are

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A Whorl, alternate, opposite and compound
B Compound, loop, whorl! and alternate
C Whorl, arch, compound and loop
D Arch, simple, compound and opposite

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Question 1454:

Which of the following diseases is transmittable through genes?

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A HIV /AIDS
B Sickle cell anaemia
C Diabetes
D Presbyopia

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Question 1455:

Two plants with red flowers were back crossed, which of the following results indicate that the plants are heterozygous
red flowers, where red flowers are dominant?

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A 75% red and 25% white
B 50% red and 50% white
C 100% white
D 100% red

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