Unit 5: Land and Wateruse

Multiple Choice

What type of farming is this?

• Shelterbelts

• No Till Farming

• Crop Rotation

• Intercropping

Fill in the Blank

An organism whose DNA has been modified in the laboratory in order to favor the expression of desired physiological traits or the production of desired biological products.

Fill in the Blank

This method of irrigation is conducted by creating small parallel channels along the field length in the direction of predominant slope.

Fill in the Blank

A method of irrigation where farmers flow water down small trenches running through their crops.

Fill in the Blank

The process or industry of obtaining ore or coal by open-pit mining.

Fill in the Blank

A method of extracting minerals near the surface of the Earth

Fill in the Blank

This is a method of applying water to a controlled manner in that is similar to rainfall. The water is distributed through a network that may consist of pumps, valves, pipes, and sprinklers.

Multiple Choice

What type of irrigation practice acts as a solution for waterlogging and salinization?

• Drip Irrigation

• Furrow Irrigation

• Flood Irrigation

• Spray Irrigation

Multiple Choice

Which of the following is NOT a disadvantage of monocropping?

• Greatly decreases biodiversity

• Inefficient for harvest, pesticide and fertilizer application

• Increases soil erosion

• Decreases habitat diversity for species living in area

Multiple Choice

Which of the following is an example of a solution to the tragedy of the commons?

• Improving literacy among urban populations

• Raising tax rates for large corporations

• Inventing stronger antibiotics

• Passing a law to set limits for fishermen

Multiple Choice

What is the problem with timber plantations?

• low biodiversity

• prone to forest fires

• cause soil erosion

• absorb excess CO2 from atmosphere

Multiple Choice

Soil is made of

• weathered rocks and minerals
• dead plants and animals
• air and water
• all of the above

Multiple Choice

Which of the following would be an environmental impact of high density animal farming?

• bad smells

• livestock can escape

• water pollution due to runoff

• improvement of feeding efficiency

Multiple Choice

The Green Revolution was

• a dramatic increase in crop yields in developing countries

• change to more sustainable agriculture

• way of fighting soil erosion

• power grab by the Green party in the 1980s

Multiple Choice

Overgrazing of grasslands can lead to reduced range quality. Two of the major effects of overgrazing are

• erosion and desertification

• eutrophication and increased methane production

• higher fire potential and increased productivity

• higher primary productivity and ammonification