Question

Drag and drop the words or phrases that accurately complete each sentence.




1. A breeder of guinea pigs wanted to have a litter of hairless guinea pigs. They bred guinea pigs that had the desired trait until all offspring were hairless. This is an example of
.




2. Scientists altered the genes of a particular tree so that it would take in pollutants from the ground and break them down into harmless products that are released into the air. This is an example of
.




3. A farmer's orchard in Italy has been growing the same grapevines from the same plant cuttings for 5 generations. This is an example of
.




4. A limitation of cloning and artificial selection is that it can create
in a population.




5. Biotechnology has been used in
in multiple ways for many years.

less diversity

natural selection

computers

more diversity

agriculture

human cloning

chemical engineering

cloning

genetic engineering

Answer 1

1. natural selection

2. genetic engineering

3. cloning

4. less diversity

5. agriculture

Brief notes:
- Q1 describes selective breeding (selection by humans), which is commonly contrasted with natural selection.
- Q2 is direct alteration of genes.
- Q3 is propagation from cuttings (clonal reproduction).
- Q4: cloning and artificial selection reduce genetic variation.
- Q5: biotech has long been applied in agriculture.