03d Mutation
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SPM Form 4 Science Chapter 3
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Question 1 of 11
1. Question
1 pointsWhich of the following statements describe mutation?
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The correct answer is “A spontaneous change to the structure of genes and chromosomes”.
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Question 2 of 11
2. Question
1 pointsWhich of the following is a chromosome mutation?
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The correct answer is “Down’s syndrome”.
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Question 3 of 11
3. Question
1 pointsDown’s syndrome is caused by the presence of one extra chromosome at which chromosome in the somatic cells?
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The correct answer is “Chromosome 21”.
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Question 4 of 11
4. Question
1 pointsThe information shows the characteristics of a man suffering a disease caused by mutation.
· Has one extra sex chromosomes, XXY
· Infertility
· Has narrow shoulder
· Has small testes
What is the disease?
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The correct answer is “Klinefelter’s syndrome”.
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Question 5 of 11
5. Question
1 pointsA spontaneous change to the structure of genes and chromosomes in the nucleus of an organism is known as
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The correct answer is “Mutation”.
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Question 6 of 11
6. Question
1 pointsWhich of the following is not a gene mutation?
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The correct answer is “Turner’s syndrome”.
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Question 7 of 11
7. Question
1 pointsDiagram shows the genetic arrangement of a disease.
What is the genetic disease?
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The correct answer is “Down syndrome”.
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Question 8 of 11
8. Question
1 pointsThe information shows the characteristics of a disease caused by mutation.
· Caused by sex linked genes
· Inability to distinguish between red and green colours
What is the disease?
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The correct answer is “Colour-blindness”.
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Question 9 of 11
9. Question
1 pointsWhich of the following statements describes a disease called Albinism?
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The correct answer is “It is a condition that causes the absence of the melanin pigment”.
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Question 10 of 11
10. Question
1 pointsThe information shows the characteristics of a disease caused by mutation.
· Slanting eyes
· Short finger
· Protruding tongue
What is the disease?
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Incorrect
The correct answer is “Down syndrome”.
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Question 11 of 11
11. Question
1 pointsWhich factor causes mutation?
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The correct answer is “Exposed to radioactive radiation”.