This topic contains a solution. Click here to go to the answer

Author Question: The use of what metal revolutionized agriculture? a. lead c. gold b. tin d. ... (Read 15 times)

kshipps

  • Hero Member
  • *****
  • Posts: 571
The use of what metal revolutionized agriculture?
 
 

a. lead c. gold
  b. tin d. iron



Question 2

Which pesticide was banned in 1972 because of its harmful effects on the environment?
 
 

a. DDT c. DAR
  b. ABC d. DPT




Related Topics

Need homework help now?

Ask unlimited questions for free

Ask a Question
Marked as best answer by a Subject Expert

Chou

  • Sr. Member
  • ****
  • Posts: 335
Answer to Question 1

D

Answer to Question 2

A




kshipps

  • Member
  • Posts: 571
Reply 2 on: Jul 21, 2018
Thanks for the timely response, appreciate it


anyusername12131

  • Member
  • Posts: 327
Reply 3 on: Yesterday
Great answer, keep it coming :)

 

Did you know?

There used to be a metric calendar, as well as metric clocks. The metric calendar, or "French Republican Calendar" divided the year into 12 months, but each month was divided into three 10-day weeks. Each day had 10 decimal hours. Each hour had 100 decimal minutes. Due to lack of popularity, the metric clocks and calendars were ended in 1795, three years after they had been first marketed.

Did you know?

The word drug comes from the Dutch word droog (meaning "dry"). For centuries, most drugs came from dried plants, hence the name.

Did you know?

Hippocrates noted that blood separates into four differently colored liquids when removed from the body and examined: a pure red liquid mixed with white liquid material with a yellow-colored froth at the top and a black substance that settles underneath; he named these the four humors (for blood, phlegm, yellow bile, and black bile).

Did you know?

In ancient Rome, many of the richer people in the population had lead-induced gout. The reason for this is unclear. Lead poisoning has also been linked to madness.

Did you know?

In 2006, a generic antinausea drug named ondansetron was approved. It is used to stop nausea and vomiting associated with surgery, chemotherapy, and radiation therapy.

For a complete list of videos, visit our video library