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Biology Past Questions and Answers

Waec Biology Questions

Question 616:

Which of the following resources is competed for by organisms in the desert?

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A Light
B Temperature
C Oxygen
D Water

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Question 617:

The major types of man’s finger prints do not include

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A Arch
B Compound
C Simple
D Loop

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Question 618:

Which of the following is an example of discontinuous variation?

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A Height of students
B Complexion of beauty contestants
C Blood groups of patients
D Weight of weight lifters

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Question 619:

Which of the following statements is correct about variation?

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A Offsprings are different from their parents only
B Offsprings from the same parents look alike
C Offsprings differ from their ancestors but look like their immediate parents
D Offsprings differ from their ancestors and from each other

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Question 620:

Which of the following statements about sex determination is correct? At fertility

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A The probability of male to female offspring is 1/2
B The Y chromosome of the father decreases the probability of having a male child to 3/4
C The xx chromosome of the mother decreases the probability of having a female child to 3/4
D The vigour of either parents determines the sex of the offspring

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