| 1 |
What is the primary role of gallic acid in sustainable packaging as discussed in the article?
|
To enhance mechanical strength and UV barrier properties |
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|
7 |
-.50
-.25
+.25
เต็ม
0
-35%
+30%
+35%
|
| 2 |
According to the article, what effect does gallic acid have on the biodegradability of chitosan films?
|
It has no effect on biodegradability |
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|
7 |
-.50
-.25
+.25
เต็ม
0
-35%
+30%
+35%
|
| 3 |
How does gallic acid impact the antimicrobial properties of packaging materials?
|
It has a synergistic effect with nanoparticles to enhance antimicrobial properties |
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|
7 |
-.50
-.25
+.25
เต็ม
0
-35%
+30%
+35%
|
| 4 |
If gallic acid improves oxygen scavenging capacity by 120 mg O2 per gram, how much oxygen can 10 grams of gallic acid scavenge?
|
1200 mg O2 |
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|
7 |
-.50
-.25
+.25
เต็ม
0
-35%
+30%
+35%
|
| 5 |
Given that adding gallic acid at 0.5% to a polymer increases its tensile strength by 15%, how much would the tensile strength increase if 2% gallic acid is added, assuming the relationship is linear?
|
60% |
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|
7 |
-.50
-.25
+.25
เต็ม
0
-35%
+30%
+35%
|
| 6 |
If the water vapor permeability of a packaging film decreases by 10% with each 0.1% increase in gallic acid content, what is the decrease in permeability when the content is increased from 0.1% to 0.5%?
|
50% |
|
|
|
7 |
-.50
-.25
+.25
เต็ม
0
-35%
+30%
+35%
|
| 7 |
What is a significant benefit of using gallic acid in food packaging according to the article?
|
It significantly extends the shelf life of food products |
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|
|
7 |
-.50
-.25
+.25
เต็ม
0
-35%
+30%
+35%
|
| 8 |
Which of the following is not a property affected by gallic acid in food packaging materials?
|
Tensile strength |
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|
|
7 |
-.50
-.25
+.25
เต็ม
0
-35%
+30%
+35%
|
| 9 |
What sustainability challenge does gallic acid address when used in packaging?
|
Lowering greenhouse gas emissions directly |
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|
|
7 |
-.50
-.25
+.25
เต็ม
0
-35%
+30%
+35%
|
| 10 |
Which of the following is a future research direction for gallic acid mentioned in the article?
|
Decreasing its effectiveness as an antimicrobial |
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|
|
7 |
-.50
-.25
+.25
เต็ม
0
-35%
+30%
+35%
|
| 11 |
What is the primary reason CCUS is considered essential for achieving carbon neutrality in India by 2070?
|
To manage and reduce CO2 emissions from heavy industries. |
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7 |
-.50
-.25
+.25
เต็ม
0
-35%
+30%
+35%
|
| 12 |
According to the article, how does the Indian government aim to support the implementation of CCUS technology?
|
By mandating the use of CCUS in all industrial applications by 2030. |
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7 |
-.50
-.25
+.25
เต็ม
0
-35%
+30%
+35%
|
| 13 |
What are the anticipated benefits of integrating CCUS technology in thermal power plants by 2030?
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Significant reduction in CO2 emissions contributing to decarbonization goals. |
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7 |
-.50
-.25
+.25
เต็ม
0
-35%
+30%
+35%
|
| 14 |
If a CCUS facility captures 2 million metric tonnes of CO2 annually from a power plant, how much CO2 is captured in 5 years?
|
10 million metric tonnes |
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7 |
-.50
-.25
+.25
เต็ม
0
-35%
+30%
+35%
|
| 15 |
Given the current rate of CO2 emissions reduction targets, if India needs to reduce emissions by 50% by 2050 from a baseline of 3 billion metric tonnes, what will be the target emissions per year by 2050?
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1.5 billion metric tonnes |
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7 |
-.50
-.25
+.25
เต็ม
0
-35%
+30%
+35%
|
| 16 |
If CO2 emissions from the power sector are reduced by 25% from an initial value of 1200 mtpa due to CCUS, what are the new emission levels?
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900 mtpa |
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7 |
-.50
-.25
+.25
เต็ม
0
-35%
+30%
+35%
|
| 17 |
What is the main driver for the adoption of CCUS technology in India?
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To attract foreign investment. |
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7 |
-.50
-.25
+.25
เต็ม
0
-35%
+30%
+35%
|
| 18 |
What sector is anticipated to benefit most from CCUS according to the article?
|
Heavy industry |
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7 |
-.50
-.25
+.25
เต็ม
0
-35%
+30%
+35%
|
| 19 |
Which technology is critical for achieving India's climate goals according to the article?
|
Carbon capture, utilization, and storage |
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7 |
-.50
-.25
+.25
เต็ม
0
-35%
+30%
+35%
|
| 20 |
What is the expected impact of CCUS on India's CO2 emissions by 2050?
|
Decrease by 50% |
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|
|
7 |
-.50
-.25
+.25
เต็ม
0
-35%
+30%
+35%
|