KSS_bioplastics
Authored by Soham Mallick
Biology
Professional Development
Used 1+ times
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7 questions
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1.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Bioplastics from wood pulp is __
Starch based
Protein based
Cellulose based
Fat based
2.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
The plastic was invented by Alexander Parkesine which was derived from
Petroleum
Whale oil
Starch
Cellulose
3.
MULTIPLE SELECT QUESTION
45 sec • 1 pt
Plastic made from bio-ethanol is ____
Bio - degradable
Non - biodegradable
Renewable
Non renewable
4.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Currently the production capabilities of bio-degradable plastics are marginally _ than non biodegradable plastics
More
Less
5.
MULTIPLE SELECT QUESTION
45 sec • 1 pt
Environmental impacts of conventional bio-plastics are
Much higher CO2 emissions than fossil fuel based plastics
More water and land requirement
More toxic than fossil fuel based plastics
Soil and water pollution
6.
MULTIPLE SELECT QUESTION
45 sec • 1 pt
Which of the followings are the advantages of seaweed based bio-degradable plastics
Compatible with existing machinery
Non toxic
Cheaper than conventional plastics
Environment friendly
7.
MULTIPLE SELECT QUESTION
45 sec • 1 pt
Which of the following are the disadvantages of commercial seaweed farming
Destroys habitats of marine animals
Can change underwater ecosystem
Increases acidification in ocean
None of these
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