Mutant enzyme eats plastic
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by terry rotherham
| 18 Questions
Note from the author:
Students read an article in TheGuardian and answer questions about a mutant enzyme accidently discovered which could eventually help reduce plastic waste by breaking down the plastic into it's original components.
Please read the article found at this URL:
https://www.theguardian.com/environment/2018/apr/16/scientists-accidentally-create-mutant-enzyme-that-eats-plastic-bottles
and answer the questions below. Thanks. Live long and prosper.
1
1 pt
From which website was this article taken?
2
1 pt
What was created by the scientists?
3
1 pt
What does the new discovery do?
4
2 pts
What type of organism was discovered in 2016? What was it's special super power?
5
1 pt
What type of molecule in the bacteria had been mutated?
carbohydrate
fat
enzyme
DNA
6
1 pt
What does PET stand for, in the context of this article?
7
1 pt
What did the scientists 'accidentally' do to the enzyme?
8
1 pt
How long does the mutant enzyme take to start breaking down plastic?
a few seconds
a few minutes
a few days
a few weeks
9
1 pt
What will the enzyme do to the plastic (be more specific than 'break it down')?
10
1 pt
At what rate are plastic bottles sold each minute world wide?
1000 bottles / min
1 million bottles / min
1.5 million bottles / min
50000 bottles / min
11
1 pt
How much of it is recycled?
10%
4%
14%
20%
12
1 pt
What does 'resistant to degradation' mean within the context of this article?
13
1 pt
Currently what are recycled plastic bottles turned into?
cars
fibers for clothes
new clear bottles
toy star wars lasers
14
1 pt
Where did scientists find the new enzyme?
in a bacteria in a dump in India
in a fungus in the rainforest
in a virus in a bird in Jamaica
in a bug in Japan
15
1 pt
What is special about Diamond Light Source?
it can reveal atoms
it can see electrons
it is twice as bright as the sun
D
16
1 pt
What is cutin?
17
1 pt
Where are scientist thinking about transplanting the mutant enzyme into?
18
1 pt
What caution did Professor Azapagic state at the end of the article?
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