| 1 |
What is the primary purpose of applying environmental adaptation engineering in agriculture?
|
To recycle and reuse agricultural waste sustainably |
|
The paper explicitly states that the core purpose is waste management through sustainable recycling and reuse, achieving multiple benefits.
|
According to the paper ,It said that environmental adaptation engineering in agriculture focuses on integrating three key technologies
:anaerobic digestion, hydroponics, and microalgae to transform agricultural waste into valuable resources.
|
7 |
-.50
-.25
+.25
เต็ม
0
-35%
+30%
+35%
|
| 2 |
Which method best exemplifies waste-to-resource conversion in sustainable farming?
|
Anaerobic digestion to produce bioenergy |
|
The paper identifies anaerobic digestion as one of the three core technologies in environmental adaptation engineering . It tranform agricultural waste into biogas (renewable energy) and nutrient-rich digestate (organic fertilizer), directly transforming waste into valuable resources. This aligns with the paper's "Ecological Farm Model" that integrates waste recycling with energy production .
|
The paper states anaerobic digestion produces biogas and nutrient-rich digestate from agricultural waste, supporting circular economy principles .
|
7 |
-.50
-.25
+.25
เต็ม
0
-35%
+30%
+35%
|
| 3 |
What is the key feature of ecosystem-based engineering in sustainable agriculture?
|
Maintaining closed nutrient and water cycles |
|
Anaerobic digestion recovers nutrients; hydroponics recycles
|
Closed-loop system design mimics natural ecosystems .
|
7 |
-.50
-.25
+.25
เต็ม
0
-35%
+30%
+35%
|
| 4 |
Why is agricultural waste considered a valuable resource in sustainable systems?
|
It can be used to produce renewable energy and organic fertilizers |
|
Waste turn into biogas (energy) mix with digestate (fertilizer). Dual output.
|
Waste valorization result in extracting value from byproducts .
|
7 |
-.50
-.25
+.25
เต็ม
0
-35%
+30%
+35%
|
| 5 |
How does environmental adaptation engineering support water sustainability in agriculture?
|
By draining excess groundwater |
|
Hydroponics uses 90% less water than soil farming. "Optimal water use" per paper.
|
Precision agriculture — data-driven resource efficiency
|
7 |
-.50
-.25
+.25
เต็ม
0
-35%
+30%
+35%
|
| 6 |
Which indicator best reflects improved sustainability through adaptive engineering?
|
Reduced greenhouse gas emissions |
|
Anaerobic digestion captures methane; microalgae sequester CO.
|
Climate change mitigation through emission reduction .
|
7 |
-.50
-.25
+.25
เต็ม
0
-35%
+30%
+35%
|
| 7 |
Which technology integration supports adaptive agricultural systems?
|
Smart sensors for waste and moisture monitoring |
|
Enables real time optimization of water/waste. Supports "optimal resource use."
|
IoT in precision agriculture for adaptive management .
|
7 |
-.50
-.25
+.25
เต็ม
0
-35%
+30%
+35%
|
| 8 |
What policy approach enhances sustainable waste management in agriculture?
|
Encouraging circular economy models |
|
Policy must enable waste → resource flows, not linear disposal.
|
Circular economy policy framework like reduce, reuse, recycle .
|
7 |
-.50
-.25
+.25
เต็ม
0
-35%
+30%
+35%
|
| 9 |
Which of the following best summarizes the overall benefit of adaptive waste management systems?
|
Enhanced environmental resilience and productivity |
|
System withstands climate shocks while maintaining yields.
|
Resilience theory = capacity to absorb disturbance and reorganize .
|
7 |
-.50
-.25
+.25
เต็ม
0
-35%
+30%
+35%
|
| 10 |
What distinguishes shape memory hydrogels from conventional hydrogels?
|
|
|
"Shape memory" literally means shape recovery. Other options describe unrelated properties (color change, conductivity, fertilizers, textiles).
|
SMHs require a dual-network architecture: permanent netpoints (memorize original shape) + reversible switching segments (temporarily fix deformed shape). Recovery is entropy-driven when stimulus activates switch segments .
|
7 |
-.50
-.25
+.25
เต็ม
0
-35%
+30%
+35%
|
| 11 |
Which stimulus commonly triggers the shape recovery of SMHs?
|
Temperature or pH change |
|
Temperature and pH are the most common because they naturally occur in biological environments.
|
Temperature triggers LCST/UCST phase transitions in polymers. pH changes ionize groups (–COOH, –NH₂), causing swelling/shrinking .
|
7 |
-.50
-.25
+.25
เต็ม
0
-35%
+30%
+35%
|
| 12 |
What is the primary advantage of using SMHs in tissue engineering?
|
Controlled shape recovery supporting cell growth and scaffolding |
|
Eliminate negatives (toxicity, brittleness, rigidity, limited compatibility). Shape recovery is the defining SMH feature.
|
SMHs copy ECM dynamics. Shape recovery enables minimally invasive delivery; controlled porosity supports nutrient diffusion beyond the 100–200 μm vascular limit .
|
7 |
-.50
-.25
+.25
เต็ม
0
-35%
+30%
+35%
|
| 13 |
Which property is most critical for biocompatibility of SMHs?
|
Chemical inertness and non-toxicity |
|
Biocompatibility = life-compatible. Optical and electrical properties are irrelevant; non-degradable structures require surgical removal.
|
Per Williams' definition and ISO 10993-5, biomaterials must not leach cytotoxic substances or activate immune responses .
|
7 |
-.50
-.25
+.25
เต็ม
0
-35%
+30%
+35%
|
| 14 |
What remains a major challenge in SMH fabrication for medical use?
|
Achieving tunable mechanical strength and biodegradability |
|
Medical use requires both support and eventual disappearance. Other options address environmental or aesthetic concerns, not medical functionality.
|
Higher crosslinking increases strength but slows degradation—a fundamental polymer trade-off. Bulk vs. surface erosion models predict different failure profiles .
|
7 |
-.50
-.25
+.25
เต็ม
0
-35%
+30%
+35%
|
| 15 |
Which future direction is emphasized for SMH development?
|
Integrating multifunctional stimuli-responsiveness |
|
Eliminate absurd options (eliminating biocompatibility, increasing toxicity, avoiding smart research). Progress requires advancement.
|
Multi-stimuli systems use Boolean logic (for precise control. Single-stimulus systems are too limited for complex biological environments .
|
7 |
-.50
-.25
+.25
เต็ม
0
-35%
+30%
+35%
|
| 16 |
Why are SMHs suitable for cell culture applications?
|
They offer dynamic structures that mimic extracellular matrices |
|
Cells need nutrients, adhesion, and time to grow. Blocking transport, preventing adhesion, rapid degradation, or rigidity would kill or fail cells.
|
Dynamic reciprocity theory: cells and ECM constantly remodel each other. SMHs provide temporal mechanical cues via YAP/TAZ mechanotransduction pathways .
|
7 |
-.50
-.25
+.25
เต็ม
0
-35%
+30%
+35%
|
| 17 |
How do SMHs contribute to smart biomedical systems?
|
By providing shape adaptability for implants and drug delivery |
|
Corrosion, limited absorption, permanent stiffening, and inflammation are all harmful. Shape adaptability defines "smart" behavior.
|
Shape adaptability enables minimally invasive surgery (MIS) principles. Drug release follows Fick's diffusion laws or stimulus-triggered burst release from compressed scaffolds .
|
7 |
-.50
-.25
+.25
เต็ม
0
-35%
+30%
+35%
|
| 18 |
Why are biodegradable SMHs considered a sustainable option in tissue engineering?
|
They reduce long-term waste accumulation in the body |
|
Increasing waste, requiring surgery, limiting healing, or depending solely on synthetics are all disadvantages or incorrect descriptions.
|
Biodegradable SMHs follow metabolic pathways (hydrolysis → excretion as CO₂/H₂O), eliminating surgical removal and aligning with circular economy principles .
|
7 |
-.50
-.25
+.25
เต็ม
0
-35%
+30%
+35%
|
| 19 |
Based on the figure showing the contribution of agricultural sources to greenhouse gas (GHG) emissions, which strategy would most effectively reduce overall emissions while maintaining sustainable productivity?
|
Improving manure management and promoting biogas recovery systems |
|
Manure = 85,900 kt (2nd largest source). Other strategies either ignore major sources, create new emissions, or are too small to matter.
|
Methane has GWP 28–36× CO₂. Anaerobic digestion captures CH₄ for energy, converting it to CO₂ (97% impact reduction) while producing digestate fertilizer .
|
7 |
-.50
-.25
+.25
เต็ม
0
-35%
+30%
+35%
|
| 20 |
According to the figure illustrating biochemical, chemical, and physical stimuli affecting SMHs, which integrated approach would most enhance their performance in tissue engineering applications such as bone regeneration or artificial skin?
|
Combining multi-stimuli responsiveness, such as temperature and pH, for precise control of shape recovery and biocompatibility |
|
The figure shows three integrated stimulus rings. Single-stimulus or avoidance options contradict this design.
|
Temperature and pH are orthogonal and they act independently. This enables AND/OR Boolean logic for spatiotemporal control.
|
7 |
-.50
-.25
+.25
เต็ม
0
-35%
+30%
+35%
|