Biopolímeros y microplásticos
Quiz
•
Science, Biology, Chemistry
•
University
•
Practice Problem
•
Hard
Rachel Carson
Used 13+ times
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14 questions
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1.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
¿Qué porcentaje de la producción de plásticos se utiliza para alimentos?
23
33
43
53
63
2.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
Los microplásticos pueden provenir de…
Productos de higiene personal
Industria automovilística
Industria pesquera
Envases
Todas las anteriores son correctas
3.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
Para considerarse microplásticos, estos tienen que tener una longitud de....
14 cm o mayor
5 mm o menor
50 mm o menor
25 mm o menor
5 nm o mayor
4.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
La zeína es una proteína que podemos emplear como material para obtener envases biopoliméricos comestibles. ¿De dónde se puede obtener?
Microorganismos
Leche
Trigo
Maíz
Petróleo
5.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
¿De cuál de estas fuentes naturales no se pueden obtener biopolímeros...?
Minerales
Algas y crustáceos
Microorganismos
Soja y patata
Cerdo y pollo
6.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
De las algas se pueden extraer:
Alginato, carragenato y agar
Quitosano
Celulosa y almidón
Queratina
Ninguna de las respuestas anteriores es correcta
7.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
Debido al alto consumo de plásticos no degradables que no se reciclan ni reutilizan da lugar a que un 91% de ellos acabe en el medio ambiente (OCDE, 2019).
Verdadero
Falso
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