Exam-style Questions: Genes and Genetics
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Name 4 animal characteristics that are not affected at all by the environment.
(Marks available: 4)
Answer outline and marking scheme for question: 1
(i) eye colour;
(ii) hair colour;
(iii) inherited diseases;
(iv) blood group.
(Total = 4 marks)
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Which statement is the correct one - a or b?
a) Cytosine and Guanine join; Adenine and Thymine join.
Or..
b) Adenine and Guanine join; Cytosine and Thymine join.
(Marks available: 1)
Answer outline and marking scheme for question: 2
a) is the correct statement.
(Total = 1 marks)
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Fill in the missing words...
Mitosis is the process used during ___(i)___ to make new cells within a ___(ii)___ or ___(iii)___. It is also used during ___(iv)___ reproduction, in which an individual can ___(v)___ itself to produce identical offspring.
(Marks available: 5)
Answer outline and marking scheme for question: 3
(i) growth;
(ii) plant / animal;
(iii) animal / plant;
(iv) asexual;
(v) clone.
(Total = 5 marks)
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Fill in the missing words...
Meiosis is used to create the___(i)___, these are the ___(ii)___ or ___(iii)___ used in ___(iv)___ reproduction. The offspring produced during this kind of reproduction have ___(v)___ that are selected from those of the parents.
(Marks available: 5)
Answer outline and marking scheme for question: 4
(i) gametes;
(ii) sperm;
(iii) eggs;
(iv) sexual;
(v) characteristics.
(Total = 5 marks)