Environmental Impacts on Agriculture

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What is the narrow conceptualization of agriculture in terms of?

Environmental engineering and habitat disruption

Global warming and heavy rainfall

Soil health and water quality

Specific combinations of activities and organisms (correct)

What is the greatest threat to species and ecosystems when farming is not practiced sustainably?

Farming without care (correct)

Farming itself

Farming operations

Agricultural pollution

What is the importance of riverbank protection in agricultural practices?

To prevent soil erosion

To prevent global warming

To prevent waterway contamination

To prevent impairment of aquatic environments (correct)

What is the consequence of using non-selective pesticides in agriculture?

Fish kills and contamination of drinking water Signup and view all the answers

What is the role of humans in agriculture according to the holistic perspective?

Environmental engineers Signup and view all the answers

What is the benefit of sustainably managed farming operations?

It preserves and restores critical habitats Signup and view all the answers

What is the main goal of regulating pesticide use in agricultural environments?

To minimize environmental harm Signup and view all the answers

What are the major export items of the Philippines?

Sugarcane, palay, coconut, and bananas Signup and view all the answers

What are some sources of fertilizers used in agriculture?

Farm origin, commercial suppliers, and industrial activities Signup and view all the answers

What has contributed to the decline in the export value of the Philippines' fisheries products?

Fluctuations in output volume and climate change Signup and view all the answers

What is a major cause of wasteful water consumption in agriculture?

Leaky irrigation systems and inefficient field application methods Signup and view all the answers

What percentage of the 30 million hectares of land in the Philippines is used for agriculture?

One-third Signup and view all the answers

What is a major contributor to greenhouse gas emissions in agriculture?

Fertilizer use and livestock Signup and view all the answers

What is a challenge faced by the agricultural sector in the Philippines due to its geographical location?

Floods and drought Signup and view all the answers

What is a consequence of the wide use of genetically uniform modern crop varieties?

Reduced genetic diversity and potential to adapt to changing conditions Signup and view all the answers

What is needed to diversify and transform the Philippines' agricultural output?

Investments in technology and innovation, as well as enhanced production assistance and improved regulations Signup and view all the answers

What has the government implemented to reduce greenhouse gas emissions in agriculture?

Financial assistance programs for farmers Signup and view all the answers

What has been a significant factor in the slow growth of the agricultural sector in the Philippines?

The conversion of arable land into residential subdivisions, industrial parks, and resorts Signup and view all the answers

What is the approximate equivalent of aquaculture in terms of agriculture?

Agriculture Signup and view all the answers

Which of the following is NOT a potential impact of aquaculture on the environment?

Overfishing Signup and view all the answers

What is a consequence of the escape of cultured species into the wild?

Decreased fitness of offspring Signup and view all the answers

Since when has aquaculture assumed commercial importance?

Mid-20th century Signup and view all the answers

What is a problem associated with the collection of wild juveniles as stock?

Overexploitation of wild stocks Signup and view all the answers

What is a consequence of pumping groundwater to supply freshwater to marine fish farms?

Salinization of local water supplies Signup and view all the answers

What is the primary environmental harm caused by agriculture in the tropics?

Deforestation for farmland Signup and view all the answers

What is the main goal of Step One in solving the world's food problem?

Avoid further deforestation and habitat destruction Signup and view all the answers

What is the main focus of Step Two in increasing food availability?

Increasing yields on less productive farmlands in Africa, Latin America, and Eastern Europe Signup and view all the answers

What is the primary purpose of clearing land for agriculture in the tropics?

Producing cattle, soybeans for livestock, timber, and palm oil Signup and view all the answers

What is the expected outcome of implementing precision farming systems in Africa, Latin America, and Eastern Europe?

Boosting yields several times over Signup and view all the answers

What is the primary challenge in increasing food availability while reducing environmental harm?

Balancing food production with environmental protection Signup and view all the answers