LE 2 Quiz 1- Agro-ecosystems

Which of the following best defines an agroecosystem?

• A natural forest system with no human interference that ensures food security

• A human-managed system that produces goods and services while mimicking natural processes

• A purely industrial agricultural system

• A closed ecosystem that excludes human activity

Agroecosystems are considered ______ systems that imitate natural ecological processes.

• Mechanical

• Static

• Living and complex

• Artificial

What is the main goal of agroecosystem management?

• Maximize yield at any cost

• Promote ecological balance, sustainability, and resilience

• Replace natural ecosystems entirely

• Focus only on economic profit

Which principle involves integrating traditional farmer knowledge with modern science?

• Technological innovation

• Agroecology

• Industrial agriculture

• Genetic modification

The Filipino context of agroecosystems emphasizes which of the following?

• Chemical intensification

• The integration of cultural, social, political, and economic factors

• Focus solely on cash crops

• Complete mechanization

During the 19th to early 20th century, agricultural research mainly focused on:

• Biodiversity

• Productivity and soil chemistry

• Food sovereignty

• Climate adaptation

The mid-20th century saw the rise of agricultural ecology emphasizing:

• System interactions between living and non-living components

• Research in agricultural sustainability and community resilience

• Export-oriented production

• Agri-tech integrations

The 1970s onward marked the rise of agroecology as a:

• Mechanistic approach

• Socio-ecological approach

• Technological system for industrial farming

• Government policy on mechanization

In contemporary agroecology, which concept is central?

• Food sovereignty and social justice

• Technological efficiency and innovation

• Human-centered Approach

• Urban migration

What are ecosystem services in agroecosystems?

• Market-driven policies

• Benefits from ecological functions such as nutrient cycling and soil structure

• Government subsidies

• Export incentives