AP Environmental Science Unit 5

environmental advantage of no-till agriculture

• less erosion

• decrease in labor costs

• increased use of herbicides and pesticides

• increased need for irrigation

Which of the following would be best addressed with contour plowing?

• eutrophication

• soil erosion

• soil salinization

• pesticide treadmill

Which of the following type of tree harvesting is the most detrimental to the environment?

• Strip Cutting
• Selective Cutting
• Clear Cutting 
• Partial Harvest

Tags

NGSS.MS-LS2-5

The build up of salt in soil leading to a loss in crop productivity is called

• irrigation

• desertification

• salinization

• denitrification

Tags

NGSS.MS-LS1-5

NGSS.MS-LS2-1

Which of the following would PREVENT soil erosion on a farm? 

• over-grazing
• deforestation
• plowing
• crop rotations

Cattle release what type of greenhouse gas as a result of fermentation in their digestive tract?

• Oxygen

• Carbon Dioxide

• Phosphorus

• Methane

Reclamation is.....

• not required in the US.
• a process that causes significant environmental damage.
• returning the land back to its original condition after mining
• required for every country and every type of mine in the world.

All of the following are benefits of pesticide use EXCEPT

• disease control
• crop protection
• genetic resistance
• lower food costs for consumers

A farmer discovers pests have become resistant the the atrazine she's been using so she must use larger, more frequent doses.  This is known as 

• the pesticide treadmill
• both an acute and a chronic effect
• a synergistic effect
• an antagonistic effect

Tags

NGSS.MS-LS1-5

NGSS.MS-LS4-4

IPM is likely to use all of the following techniques EXCEPT

• intercropping.
• planting herbicide-resistant crops.
• habitat creation for pest predators.
• increased use of traditional pesticides.

Tags

NGSS.MS-LS2-4

NGSS.MS-LS2-5