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

Author Question: Which of the following is an advantage of modern farming practices? A) high crop yield B) ... (Read 127 times)

bobbysung

  • Hero Member
  • *****
  • Posts: 519
Which of the following is an advantage of modern farming practices?
 
  A) high crop yield
  B) pesticide damage to the environment
  C) depletion of soil nutrients
  D) fertilizer build-up in ground water
  E) All of the above are advantages.

Question 2

What is a drawback of roasting metal sulfides?
 
  A) Gases that produce acid rain are released.
  B) The process is very energy intensive.
  C) The metal obtained is often contaminated with carbon.
  D) all of the above
  E) only A and B



Related Topics

Need homework help now?

Ask unlimited questions for free

Ask a Question
Marked as best answer by a Subject Expert

ebenov

  • Sr. Member
  • ****
  • Posts: 331
Answer to Question 1

A

Answer to Question 2

E



bobbysung

  • Hero Member
  • *****
  • Posts: 519
Both answers were spot on, thank you once again



ebenov

  • Sr. Member
  • ****
  • Posts: 331

 

Did you know?

People who have myopia, or nearsightedness, are not able to see objects at a distance but only up close. It occurs when the cornea is either curved too steeply, the eye is too long, or both. This condition is progressive and worsens with time. More than 100 million people in the United States are nearsighted, but only 20% of those are born with the condition. Diet, eye exercise, drug therapy, and corrective lenses can all help manage nearsightedness.

Did you know?

More than one-third of adult Americans are obese. Diseases that kill the largest number of people annually, such as heart disease, cancer, diabetes, stroke, and hypertension, can be attributed to diet.

Did you know?

Bacteria have been found alive in a lake buried one half mile under ice in Antarctica.

Did you know?

Walt Disney helped combat malaria by making an animated film in 1943 called The Winged Scourge. This short film starred the seven dwarfs and taught children that mosquitos transmit malaria, which is a very bad disease. It advocated the killing of mosquitos to stop the disease.

Did you know?

During pregnancy, a woman is more likely to experience bleeding gums and nosebleeds caused by hormonal changes that increase blood flow to the mouth and nose.

For a complete list of videos, visit our video library