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1


What is the primary purpose of applying environmental adaptation engineering in agriculture?

2. To recycle and reuse agricultural waste sustainably

Sustainable agriculture can create big impact on environmental adaptation engineering with waste management

environmental adaptation engineering can transform agriculture to a sustainable, resilient, low-carbon system that balances productivity with environmental stewardship, and describes policies and practices supporting this transformation.

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2


Which method best exemplifies waste-to-resource conversion in sustainable farming?

3. Deep tillage for soil aeration

Soil is one of the main components in farming. Soil give the soil essentially minerals and warmth for germination and plant growth. Improving the soil also mean improving the product it self, this give the consumer to have a better nutrition which make this a sustainable farming.

Since most agricultural waste is biodegradable and rich in nutrients, its controlled decomposition can enhance soil structure, fertility, and water retention, which are the essential elements for sustainable farming.

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3


What is the key feature of ecosystem-based engineering in sustainable agriculture?

1. Maximizing profit regardless of ecological cost

Rising the cost can help farmers to gain more income and boost the economic in farming industry

Sustainable agriculture integrates animal and plant production to improve farmers’ earnings while maintaining environmental and social integrity. In agriculture, sustainability is typically evaluated based on economic and social stability and ecological and environmental sustainability [77]. In the past decades, many developing nations grappled with challenges such as rapid population growth, dwindling arable land, urban expansion, shifting food preferences, and the pressures of a volatile global food market [78]. The advent of the green revolution has indeed bolstered economic sustainability. Yet, the rising costs of inputs, including seeds, fertilizers, labor, and machinery, and stagnant yields, contributed to economic instability.

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4


Why is agricultural waste considered a valuable resource in sustainable systems?

1. It can be used to produce renewable energy and organic fertilizers

This way we provide more, job , establishes eco-friendly market and etc reducing the use of fossil fuel

repurposing agricultural waste into valuable resources, establishes eco-friendly markets, creates jobs, diminishes GHG emissions and reliance on fossil fuels, and advocates for efficient, secure, and sustainable agricultural practices, which leads to adaptation in the agricultural sector. It can create valuable materials suitable for domestic and commercial purposes, such as biohydrogen, biomethane, bioethanol, biobutanol, bioelectricity, biochar, compost, biocoal, biobricks, and organic acids.

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5


How does environmental adaptation engineering support water sustainability in agriculture?

2. By optimizing water reuse and retention

engineering can support water sustainability. Like soil structure that can hold water better. Which mean we use less water and reduce water problem

These approaches not only mitigate environmental degradation but also contribute to food and health security, rural employment, and agricultural resilience. Since most agricultural waste is biodegradable and rich in nutrients, its controlled decomposition can enhance soil structure, fertility, and water retention, which are the essential elements for sustainable farming

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6


Which indicator best reflects improved sustainability through adaptive engineering?

2. Reduced greenhouse gas emissions

the Reduced Greenhouse Gas Emissions is the most logical answer

Globally, the agriculture sector accounts for about 10% of total GHG emissions, rising to 13%–21% when land use and forestry are included under the Agriculture, Forestry, and Other Land Use (AFOLU) category [2], [6]. Fig. 2 presents the CO2 emissions by country [7], and Fig. 3 illustrates the GHG emissions by economic sectors [2]. Agricultural GHG sources include enteric fermentation in livestock (CH4), fertilizer and manure applications (N2O), and deforestation for farmland [4], [6], [8]. These practices reduce soil organic carbon (SOC) and diminish natural CO2

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7


Which technology integration supports adaptive agricultural systems?

1. Smart sensors for waste and moisture monitoring

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8


What policy approach enhances sustainable waste management in agriculture?

1. Encouraging circular economy models

Most reasonable and logical answer

Addressing these gaps will be essential for advancing sustainable, circular bioeconomy models that capitalize on agricultural residues.

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9


Which of the following best summarizes the overall benefit of adaptive waste management systems?

3. Enhanced environmental resilience and productivity

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10


What distinguishes shape memory hydrogels from conventional hydrogels?

2. Their capacity to recover pre-defined shapes after deformation

Shape memory hydrogels (SMHs) have emerged as transformative materials in tissue engineering, owing to their unique ability to recover their original shape after deformation. These hydrogels combine hydrophilicity and elasticity with shape memory capabilities, making them ideal candidates for various biomedical applications.

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11


Which stimulus commonly triggers the shape recovery of SMHs?

2. Temperature or pH change

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12


What is the primary advantage of using SMHs in tissue engineering?

2. Controlled shape recovery supporting cell growth and scaffolding

4D printing has emerged as a powerful technology for fabricating SMHs with programmable, stimuli-responsive behaviors tailored for tissue regeneration.

4D printing has emerged as a powerful technology for fabricating SMHs with programmable, stimuli-responsive behaviors tailored for tissue regeneration.

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13


Which property is most critical for biocompatibility of SMHs?

1. Chemical inertness and non-toxicity

To successfully integrate SMHs into biomedical applications, their biodegradability and biocompatibility are crucial. These properties allow for complete degradation after implantation, support tissue regeneration, and facilitate the restoration of local cellular architecture.

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14


What remains a major challenge in SMH fabrication for medical use?

1. Achieving tunable mechanical strength and biodegradability

In recent years, bone defects resulting from congenital malformations, diseases, accidents, and surgical resections have become a significant clinical challenge

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15


Which future direction is emphasized for SMH development?

1. Integrating multifunctional stimuli-responsiveness

SMAs particularly beneficial in applications where mechanical stability, controlled response to temperature, and shape recovery are critical [4]. However, as clinical needs evolved, the shift toward softer, more flexible materials led to the development of SMHs.

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16


Why are SMHs suitable for cell culture applications?

1. They offer dynamic structures that mimic extracellular matrices

dynamic cell culture systems, and responsive drug delivery platforms. By providing controlled shape recovery, biocompatibility, and enhanced tissue adaptability, SMHs represent a promising avenue for the development of next-generation biomedical scaffolds and therapeutic systems [6].

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17


How do SMHs contribute to smart biomedical systems?

2. By enhancing metal corrosion

Given that biological tissues possess self-healing abilities when subjected to specific thresholds, transferring these self-repair capabilities to smart polymers holds significant potential. Vascularization is also a critical challenge in tissue engineering using SMHs.

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18


Why are biodegradable SMHs considered a sustainable option in tissue engineering?

1. They reduce long-term waste accumulation in the body

With self-healing ability when so we do not have to replace and create more waste.

Given that biological tissues possess self-healing abilities when subjected to specific thresholds, transferring these self-repair capabilities to smart polymers holds significant potential. Vascularization is also a critical challenge in tissue engineering using SMHs.

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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?

1. Reducing livestock numbers without addressing manure management

For any biomedical material especially SMHs used indside the body the top proirty is the material that must be non toxic , not trigger immune reaction, remain chemically stable in biological

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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?

2. Combining multi-stimuli responsiveness, such as temperature and pH, for precise control of shape recovery and biocompatibility

SMHs activated by more than one stimulus have superior tuning capability, leading to improved regeneration and intergration with surrounding tissues

stability ensures sustained cell support; gelatin-based SMHs maintain shape fixity of over 85 % over 4 weeks, facilitating vascularization. Future directions include 4D printing for customized, stable scaffolds and multi-stimuli systems for on-demand activation, alongside rigorous in vivo models to validate long-term performance and accelerate clinical adoption in regenerative therapies.

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ผลคะแนน 86.05 เต็ม 140

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