Biology – Cambridge IGCSE: Biotechnology and Genetic Engineering
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There are twenty questions in this quiz. Select the correct answer from the given choices.
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Question 1 of 20
1. Question
1 point(s)A gene for insulin is taken from a human cell and placed in a bacterium.
The bacterium can then make human insulin.
What is this process called?CorrectIncorrect -
Question 2 of 20
2. Question
1 point(s)Penicillin is produced in a fermenter by growing the fungus Penicillium. The graph shows how the mass of living Penicillium fungus and the concentration of penicillin changed over time.
When is the best time to collect the penicillin?CorrectIncorrect -
Question 3 of 20
3. Question
1 point(s)When human DNA is inserted into the plasmid DNA of bacteria, which enzyme is used to cut the DNA?
CorrectIncorrect -
Question 4 of 20
4. Question
1 point(s)Which is a reason for using bacteria in biotechnology?
CorrectIncorrect -
Question 5 of 20
5. Question
1 point(s)Why is yeast used in breadmaking?
CorrectIncorrect -
Question 6 of 20
6. Question
1 point(s)Penicillin is an antibiotic that kills bacteria by preventing them from forming cell walls.
Why does penicillin not affect viruses?CorrectIncorrect -
Question 7 of 20
7. Question
1 point(s)Which feature of bacteria makes them useful in genetic engineering?
CorrectIncorrect -
Question 8 of 20
8. Question
1 point(s)The diagram shows the structure of a bacterial cell.
The presence of structure X in the bacterial cell is one reason why bacteria are used in genetic engineering.
What is structure X?CorrectIncorrect -
Question 9 of 20
9. Question
1 point(s)What does Penicillium need to grow in a fermenter?
amino acids carbohydrates oxygen A ✓ ✓ ✓ B ✓ ✓ x C ✓ x ✓ D x ✓ ✓ CorrectIncorrect -
Question 10 of 20
10. Question
1 point(s)What is a disadvantage of using bacteria to produce human insulin?
CorrectIncorrect -
Question 11 of 20
11. Question
1 point(s)The diagram shows a bacterial cell containing a plasmid.
What is inserted into the plasmid if this cell is to be used for the production of insulin?CorrectIncorrect -
Question 12 of 20
12. Question
1 point(s)Which feature of bacteria makes it possible for them to be used to produce human insulin?
CorrectIncorrect -
Question 13 of 20
13. Question
1 point(s)In some areas, farmers who grow genetically modified (GM) corn have to make sure there is a gap between GM and non-GM crops.
What is the reason for leaving a gap between the crops?CorrectIncorrect -
Question 14 of 20
14. Question
1 point(s)The diagram shows a bacterial cell.
Which part of its structure is particularly useful in genetic engineering?
CorrectIncorrect -
Question 15 of 20
15. Question
1 point(s)All organisms share the same genetic code.
This means that bacteria can be used toCorrectIncorrect -
Question 16 of 20
16. Question
1 point(s)Scientists in one country are using bacteria to break down crude oil in abandoned oil fields. This produces natural gas which is used as a fuel.
Why are bacteria useful in this example of biotechnology?CorrectIncorrect -
Question 17 of 20
17. Question
1 point(s)The diagrams show the stages in the production of human insulin.
Which stage uses the enzyme DNA ligase?
CorrectIncorrect -
Question 18 of 20
18. Question
1 point(s)Which structures, found in bacteria, make them useful in genetic engineering?
CorrectIncorrect -
Question 19 of 20
19. Question
1 point(s)An advantage of some genetically modified crop plants is that they will not
CorrectIncorrect -
Question 20 of 20
20. Question
1 point(s)Ligase enzymes are used in genetic engineering to
CorrectIncorrect
