Lesson 4.6.2.4
4.6.2.4 Genetic engineering Quiz: AQA Combined Science, Unit 6
20 questions
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Lesson 4.6.2.4, Genetic engineering: 20 multiple choice questions for the AQA GCSE Combined Science (8464), Unit 6: Inheritance, variation and evolution, written with Revision Ninja.
Host it live on the board and students join with a game code on their own devices, or revise alone with Free Play. The answers are revealed in the game.
The 20 questions
-
How is genetic engineering defined in terms of genome modification?
- altering diet alone
- selective mating only
- introducing foreign genes
- removing all chromosomes
-
Which organisms have been genetically engineered to produce human insulin?
- domestic dogs
- wild flowers
- bacterial cells
- pathogenic viruses
-
What name is given to crop plants whose genes have been artificially modified?
- hybrid crops
- organic crops
- cloned crops
- GM crops
-
What do genetically modified (GM) crops generally show compared to standard crops?
- shorter shelf life
- decreased height
- increased yields
- lower resistance
-
What medical application is modern genetic modification exploring?
- replacing human bones
- curing viral infections
- overcoming inherited disorders
- stopping normal aging
-
Which environmental concern is frequently raised regarding GM crops?
- higher rainfall levels
- global warming acceleration
- increased soil erosion
- wildlife population effects
-
Why do some consumer groups object to the widespread consumption of GM foods?
- rapid crop growth
- increased plant yield
- unknown health effects
- higher sugar content
-
In genetic engineering, from where can genes be transferred into other organisms?
- cytoplasm
- ribosomes
- chromosomes
- cell walls
-
Which biological tools are used to cut out and isolate required genes?
- hormones
- plasmids
- antibodies
- enzymes
-
Which structures are commonly used as vectors to transfer genes into cells?
- amino acids or lipids
- enzymes or proteins
- plasmids or viruses
- ribosomes or mitochondria
-
What are crops called that have had their genes modified?
- hybrid crop strains
- cloned crop varieties
- selectively bred crops
- genetically modified crops
-
A human insulin gene is transferred to bacteria, which then make insulin for people with diabetes. What is this?
- natural selection
- selective breeding
- asexual reproduction
- genetic engineering
-
What enzyme is used to cut the required gene from an organism's genome?
- DNA polymerase
- Ligase enzyme
- Amylase enzyme
- Restriction enzyme
-
Which environmental concern is often raised regarding the impact of growing GM crops?
- effects on wild flowers
- depletion of soil oxygen
- increased rainfall runoff
- higher global temperatures
-
What is a main benefit of GM crops named in the specification?
- smaller fruit size
- reduced sunlight
- shorter lifespans
- increased yields
-
At what stage of development are genes usually transferred during genetic engineering?
- early stage
- adult stage
- spore stage
- mature stage
-
What must be weighed against the benefits of genetic engineering in agriculture?
- weather patterns
- farming costs
- potential risks
- soil pH levels
-
What is the first main step in the process of genetic engineering?
- harvest the crop
- clone the adult
- isolate the gene
- fertilise the egg
-
Higher crop yields alongside falling wild insect numbers demonstrate what?
- natural selection
- pure benefit
- genetic mutation
- a trade-off
-
Which is a common human health concern regarding GM foods?
- instant allergic shock
- unknown long-term effects
- direct vitamin loss
- immediate toxicity
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