CAIE IGCSE Biology 21 Biotechnology and Genetic Modification Questions
Practise applying microorganism, enzyme, fermenter and plasmid knowledge to food production, medicines and modified crops.
- Syllabus
- 2026–2028
- Course
- Biology 0610
Covered syllabus points
Question 1
[Maximum number: 1]
Which is a reason for using bacteria in biotechnology?
A
Bacteria are found inside the human body.
B
Bacteria do not become resistant to antibiotics.
C
Bacteria can make complex molecules.
D
Bacteria reproduce slowly.
C
Question 2
[Maximum number: 2]
Some countries have invested in biofuels such as ethanol, biomass and biodiesel.
Describe how ethanol can be made by microorganisms.
by yeast ;
(using) anaerobic respiration ;
Question 3
[Maximum number: 1]
Which statement about genetic modification is correct?
A
It involves choosing which individual organisms are used for breeding.
B
It is always done using genes from the same species.
C
It produces a new combination of genes.
D
It produces exact copies of individual organisms.
C
Question 4
[Maximum number: 1]
Which cell structure makes bacteria useful for genetic modification?
A
cell membrane
B
cell wall
C
cytoplasm
D
plasmids
D
All question bank results loaded