Agriculture

environmental advantage of no-till agriculture

• less erosion

• decrease in labor costs

• increased use of herbicides and pesticides

• increased need for irrigation

Tags

NGSS.MS-ESS3-3

Emphasis on use of pesticides, herbicides, and monoculture

• green revolution

• agricultural revolution

• industrial revolution

• subsistence agriculture

Tags

NGSS.HS-LS2-7

The concentration of a toxin that will result in the loss of 50% of a population

• LD50

• IPM

• CAFO

• NH4

• TP50

Agriculture related environmental issue in northern Africa

• urbanization

• pesticide treadmill

• desertification

• eutrophication

Tags

NGSS.MS-ESS3-4

NGSS.MS-LS2-5

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

• eutrophication

• soil erosion

• soil salinization

• pesticide tredmill

Tags

NGSS.MS-ESS3-3

The rearing of aquatic organisms

• agroforestry

• aquaculture

• CAFO

• Green Revolution

Tags

NGSS.MS-LS2-4

Which trophic level would be able to feed the most people?

• producers

• primary consumers

• secondary consumers

• tertiary consumers

Which trophic level would be most affected by a toxin such as DDT?

• producers

• primary consumers

• secondary consumers

• tertiary consumers

Tags

NGSS.MS-LS2-4

Growing more than one crop in a field, especially in alternating rows or the space between rows.

• Intercropping

• PolyCulture

• Interplantcropping

• Crop rotation

A hectare (ha) is an area equal to a square that is 100 meters on each side. If the plot of land is 300 m x 300 m, how many hectares is the plot?

• 9
• 90
• 900
• 9000